split controller

src/warchron/controller/app_controller.py

@@ -0,0 +1,246 @@
+from pathlib import Path
+
+from PyQt6.QtWidgets import QMessageBox
+
+from warchron.model.model import Model
+from warchron.model.exception import (
+    DeletionForbidden,
+    DeletionRequiresConfirmation,
+    UpdateRequiresConfirmation,
+)
+from warchron.view.view import View
+from warchron.constants import ItemType, RefreshScope
+from warchron.controller.navigation_controller import NavigationController
+from warchron.controller.player_controller import PlayerController
+from warchron.controller.war_controller import WarController
+from warchron.controller.campaign_controller import CampaignController
+from warchron.controller.round_controller import RoundController
+
+
+class AppController:
+    def __init__(self, model: Model, view: View) -> None:
+        self.model: Model = model
+        self.view: View = view
+        self.navigation = NavigationController(self)
+        self.players = PlayerController(self)
+        self.wars = WarController(self)
+        self.campaigns = CampaignController(self)
+        self.rounds = RoundController(self)
+        self.current_file: Path | None = None
+        self.view.on_close_callback = self.on_app_close
+        self.is_dirty: bool = False
+        self.__connect()
+        self.navigation.refresh_players_view()
+        self.navigation.refresh_wars_view()
+        self.update_window_title()
+        self.view.on_tree_selection_changed = self.navigation.on_tree_selection_changed
+        self.view.on_add_campaign = self.campaigns.add_campaign
+        self.view.on_add_round = self.rounds.add_round
+
+    def __connect(self) -> None:
+        self.view.actionExit.triggered.connect(self.view.close)
+        self.view.actionNew.triggered.connect(self.new)
+        self.view.actionOpen.triggered.connect(self.open_file)
+        self.view.actionSave.triggered.connect(self.save)
+        self.view.actionSave_as.triggered.connect(self.save_as)
+        self.view.addPlayerBtn.clicked.connect(self.players.add_player)
+        self.view.addWarBtn.clicked.connect(self.wars.add_war)
+        self.view.addObjectiveBtn.clicked.connect(self.wars.add_objective)
+        self.view.addWarParticipantBtn.clicked.connect(self.wars.add_war_participant)
+        self.view.addSectorBtn.clicked.connect(self.campaigns.add_sector)
+        self.view.addCampaignParticipantBtn.clicked.connect(
+            self.campaigns.add_campaign_participant
+        )
+        self.view.on_edit_item = self.edit_item
+        self.view.on_delete_item = self.delete_item
+
+    def on_app_close(self) -> bool:
+        if self.is_dirty:
+            reply = QMessageBox.question(
+                self.view,
+                "Unsaved changes",
+                "You have unsaved changes. Do you want to save before quitting?",
+                QMessageBox.StandardButton.Yes
+                | QMessageBox.StandardButton.No
+                | QMessageBox.StandardButton.Cancel,
+            )
+            if reply == QMessageBox.StandardButton.Yes:
+                self.save()
+            elif reply == QMessageBox.StandardButton.Cancel:
+                return False
+        return True
+
+    # Menu bar methods
+
+    def new(self) -> None:
+        if self.is_dirty:
+            reply = QMessageBox.question(
+                self.view,
+                "Unsaved changes",
+                "Discard current campaign?",
+                QMessageBox.StandardButton.Yes | QMessageBox.StandardButton.No,
+            )
+            if reply != QMessageBox.StandardButton.Yes:
+                return
+        self.model.new()
+        self.current_file = None
+        self.is_dirty = False
+        self.navigation.refresh_players_view()
+        self.navigation.refresh_wars_view()
+        self.update_window_title()
+
+    def open_file(self) -> None:
+        if self.is_dirty:
+            reply = QMessageBox.question(
+                self.view,
+                "Unsaved changes",
+                "Discard current campaign?",
+                QMessageBox.StandardButton.Yes | QMessageBox.StandardButton.No,
+            )
+            if reply != QMessageBox.StandardButton.Yes:
+                return
+        path = self.view.ask_open_file()
+        if not path:
+            return
+        self.model.load(path)
+        self.current_file = path
+        self.is_dirty = False
+        self.navigation.refresh_players_view()
+        self.navigation.refresh_wars_view()
+        self.update_window_title()
+
+    def save(self) -> None:
+        if not self.current_file:
+            self.save_as()
+            return
+        self.model.save(self.current_file)
+        self.is_dirty = False
+        self.update_window_title()
+
+    def save_as(self) -> None:
+        path = self.view.ask_save_file()
+        if not path:
+            return
+        self.current_file = path
+        self.model.save(path)
+        self.is_dirty = False
+        self.update_window_title()
+
+    # Display methods
+
+    def update_window_title(self) -> None:
+        base = "WarChron"
+        if self.current_file:
+            base += f" - {self.current_file.name}"
+        else:
+            base += " - New file"
+        if self.is_dirty:
+            base = base + " *"
+        self.view.setWindowTitle(base)
+
+    # Command methods
+
+    def edit_item(self, item_type: str, item_id: str) -> None:
+        try:
+            if item_type == ItemType.PLAYER:
+                self.players.edit_player(item_id)
+                self.navigation.refresh(RefreshScope.PLAYERS_LIST)
+            elif item_type == ItemType.WAR:
+                self.wars.edit_war(item_id)
+                self.navigation.refresh_and_select(
+                    RefreshScope.WARS_TREE, item_type=ItemType.WAR, item_id=item_id
+                )
+            elif item_type == ItemType.CAMPAIGN:
+                self.campaigns.edit_campaign(item_id)
+                self.navigation.refresh_and_select(
+                    RefreshScope.WARS_TREE, item_type=ItemType.CAMPAIGN, item_id=item_id
+                )
+            elif item_type == ItemType.OBJECTIVE:
+                self.wars.edit_objective(item_id)
+                self.navigation.refresh(RefreshScope.WAR_DETAILS)
+            elif item_type == ItemType.WAR_PARTICIPANT:
+                self.wars.edit_war_participant(item_id)
+                self.navigation.refresh(RefreshScope.WAR_DETAILS)
+            elif item_type == ItemType.SECTOR:
+                self.campaigns.edit_sector(item_id)
+                self.navigation.refresh(RefreshScope.CAMPAIGN_DETAILS)
+            elif item_type == ItemType.CAMPAIGN_PARTICIPANT:
+                self.campaigns.edit_campaign_participant(item_id)
+                self.navigation.refresh(RefreshScope.CAMPAIGN_DETAILS)
+            elif item_type == ItemType.CHOICE:
+                self.rounds.edit_round_choice(item_id)
+                self.navigation.refresh(RefreshScope.ROUND_DETAILS)
+            elif item_type == ItemType.BATTLE:
+                self.rounds.edit_round_battle(item_id)
+                self.navigation.refresh(RefreshScope.ROUND_DETAILS)
+            self.is_dirty = True
+        except UpdateRequiresConfirmation as e:
+            reply = QMessageBox.question(
+                self.view,
+                "Confirm update",
+                e.message,
+                QMessageBox.StandardButton.Yes | QMessageBox.StandardButton.No,
+            )
+            if reply == QMessageBox.StandardButton.Yes:
+                e.apply_update()
+                self.navigation.refresh(RefreshScope.CAMPAIGN_DETAILS)
+
+    def delete_item(self, item_type: str, item_id: str) -> None:
+        reply = QMessageBox.question(
+            self.view,
+            "Confirm deletion",
+            "Are you sure you want to delete this item?",
+            QMessageBox.StandardButton.Yes | QMessageBox.StandardButton.No,
+        )
+        if reply != QMessageBox.StandardButton.Yes:
+            return
+        try:
+            if item_type == ItemType.PLAYER:
+                self.model.remove_player(item_id)
+                self.navigation.refresh(RefreshScope.PLAYERS_LIST)
+            elif item_type == ItemType.WAR:
+                self.model.remove_war(item_id)
+                self.navigation.refresh(RefreshScope.WARS_TREE)
+            elif item_type == ItemType.CAMPAIGN:
+                war = self.model.get_war_by_campaign(item_id)
+                war_id = war.id
+                self.model.remove_campaign(item_id)
+                self.navigation.refresh_and_select(
+                    RefreshScope.WARS_TREE, item_type=ItemType.WAR, item_id=war_id
+                )
+            elif item_type == ItemType.OBJECTIVE:
+                self.model.remove_objective(item_id)
+                self.navigation.refresh(RefreshScope.WAR_DETAILS)
+            elif item_type == ItemType.WAR_PARTICIPANT:
+                self.model.remove_war_participant(item_id)
+                self.navigation.refresh(RefreshScope.WAR_DETAILS)
+            elif item_type == ItemType.SECTOR:
+                self.model.remove_sector(item_id)
+                self.navigation.refresh(RefreshScope.CAMPAIGN_DETAILS)
+            elif item_type == ItemType.CAMPAIGN_PARTICIPANT:
+                self.model.remove_campaign_participant(item_id)
+                self.navigation.refresh(RefreshScope.CAMPAIGN_DETAILS)
+            elif item_type == ItemType.ROUND:
+                camp = self.model.get_campaign_by_round(item_id)
+                camp_id = camp.id
+                self.model.remove_round(item_id)
+                self.navigation.refresh_and_select(
+                    RefreshScope.WARS_TREE, item_type=ItemType.CAMPAIGN, item_id=camp_id
+                )
+            self.is_dirty = True
+        except DeletionForbidden as e:
+            QMessageBox.warning(
+                self.view,
+                "Deletion forbidden",
+                e.reason,
+            )
+        except DeletionRequiresConfirmation as e:
+            reply = QMessageBox.question(
+                self.view,
+                "Confirm deletion",
+                e.message,
+                QMessageBox.StandardButton.Yes | QMessageBox.StandardButton.No,
+            )
+            if reply == QMessageBox.StandardButton.Yes:
+                e.cleanup_action()
+                self.navigation.refresh(RefreshScope.CAMPAIGN_DETAILS)

src/warchron/controller/campaign_controller.py

@@ -0,0 +1,239 @@
+from typing import List, TYPE_CHECKING
+
+from PyQt6.QtWidgets import QMessageBox, QDialog
+
+from warchron.constants import ItemType, RefreshScope
+
+if TYPE_CHECKING:
+    from warchron.controller.app_controller import AppController
+from warchron.controller.dtos import (
+    ParticipantOption,
+    ObjectiveDTO,
+    CampaignParticipantDTO,
+    SectorDTO,
+    RoundDTO,
+)
+from warchron.view.campaign_dialog import CampaignDialog
+from warchron.view.campaign_participant_dialog import CampaignParticipantDialog
+from warchron.view.sector_dialog import SectorDialog
+
+
+class CampaignController:
+    def __init__(self, app: "AppController"):
+        self.app = app
+
+    def _fill_campaign_details(self, campaign_id: str) -> None:
+        camp = self.app.model.get_campaign(campaign_id)
+        self.app.view.show_campaign_details(name=camp.name, month=camp.month)
+        sectors = camp.get_all_sectors()
+        war = self.app.model.get_war_by_campaign(camp.id)
+        sectors_for_display: List[SectorDTO] = [
+            SectorDTO(
+                id=sect.id,
+                name=sect.name,
+                round_index=camp.get_round_index(sect.round_id),
+                major=war.get_objective_name(sect.major_objective_id),
+                minor=war.get_objective_name(sect.minor_objective_id),
+                influence=war.get_objective_name(sect.influence_objective_id),
+            )
+            for sect in sectors
+        ]
+        self.app.view.display_campaign_sectors(sectors_for_display)
+        camp_parts = camp.get_all_campaign_participants()
+        participants_for_display: List[CampaignParticipantDTO] = [
+            CampaignParticipantDTO(
+                id=p.id,
+                player_name=self.app.model.get_participant_name(p.war_participant_id),
+                leader=p.leader or "",
+                theme=p.theme or "",
+            )
+            for p in camp_parts
+        ]
+        self.app.view.display_campaign_participants(participants_for_display)
+
+    def _validate_campaign_inputs(self, name: str, month: int) -> bool:
+        if not name.strip():
+            QMessageBox.warning(
+                self.app.view, "Invalid name", "Campaign name cannot be empty."
+            )
+            return False
+        if not (1 <= month <= 12):
+            QMessageBox.warning(
+                self.app.view, "Invalid month", "Month must be between 1 and 12."
+            )
+            return False
+        return True
+
+    def add_campaign(self) -> None:
+        if not self.app.navigation.selected_war_id:
+            return
+        dialog = CampaignDialog(
+            self.app.view,
+            default_month=self.app.model.get_default_campaign_values(
+                self.app.navigation.selected_war_id
+            )["month"],
+        )
+        if dialog.exec() != QDialog.DialogCode.Accepted:
+            return
+        name = dialog.get_campaign_name()
+        month = dialog.get_campaign_month()
+        if not self._validate_campaign_inputs(name, month):
+            return
+        camp = self.app.model.add_campaign(
+            self.app.navigation.selected_war_id, name, month
+        )
+        self.app.is_dirty = True
+        self.app.navigation.refresh_and_select(
+            RefreshScope.WARS_TREE, item_type=ItemType.CAMPAIGN, item_id=camp.id
+        )
+
+    def edit_campaign(self, campaign_id: str) -> None:
+        camp = self.app.model.get_campaign(campaign_id)
+        camp_dialog = CampaignDialog(
+            self.app.view, default_name=camp.name, default_month=camp.month
+        )
+        if camp_dialog.exec() == QDialog.DialogCode.Accepted:
+            name = camp_dialog.get_campaign_name()
+            month = camp_dialog.get_campaign_month()
+            if not self._validate_campaign_inputs(name, month):
+                return
+            self.app.model.update_campaign(campaign_id, name=name, month=month)
+
+    # Campaign participant methods
+
+    def add_campaign_participant(self) -> None:
+        if not self.app.navigation.selected_campaign_id:
+            return
+        participants = self.app.model.get_available_war_participants(
+            self.app.navigation.selected_campaign_id
+        )
+        part_opts = [
+            ParticipantOption(id=p.id, name=self.app.model.get_player_name(p.player_id))
+            for p in participants
+        ]
+        dialog = CampaignParticipantDialog(self.app.view, participants=part_opts)
+        if dialog.exec() != QDialog.DialogCode.Accepted:
+            return
+        player_id = dialog.get_player_id()
+        leader = dialog.get_participant_leader()
+        theme = dialog.get_participant_theme()
+        if not player_id:
+            return
+        self.app.model.add_campaign_participant(
+            self.app.navigation.selected_campaign_id, player_id, leader, theme
+        )
+        self.app.is_dirty = True
+        self.app.navigation.refresh(RefreshScope.CAMPAIGN_DETAILS)
+
+    def edit_campaign_participant(self, participant_id: str) -> None:
+        camp_part = self.app.model.get_campaign_participant(participant_id)
+        war_part = self.app.model.get_war_participant(camp_part.war_participant_id)
+        player = self.app.model.get_player(war_part.player_id)
+        part_opt = [ParticipantOption(id=player.id, name=player.name)]
+        camp_part_dialog = CampaignParticipantDialog(
+            self.app.view,
+            participants=part_opt,
+            default_participant_id=camp_part.id,
+            default_leader=camp_part.leader,
+            default_theme=camp_part.theme,
+            editable_player=False,
+        )
+        if camp_part_dialog.exec() == QDialog.DialogCode.Accepted:
+            leader = camp_part_dialog.get_participant_leader()
+            theme = camp_part_dialog.get_participant_theme()
+            self.app.model.update_campaign_participant(
+                participant_id, leader=leader, theme=theme
+            )
+
+    # Sector methods
+
+    def _validate_sector_inputs(
+        self, name: str, round_id: str, major_id: str, minor_id: str, influence_id: str
+    ) -> bool:
+
+        if not name.strip():
+            QMessageBox.warning(
+                self.app.view, "Invalid name", "Sector name cannot be empty."
+            )
+            return False
+        # allow same objectives in different fields?
+        return True
+
+    def add_sector(self) -> None:
+        if not self.app.navigation.selected_campaign_id:
+            return
+        war = self.app.model.get_war_by_campaign(
+            self.app.navigation.selected_campaign_id
+        )
+        camp = self.app.model.get_campaign(self.app.navigation.selected_campaign_id)
+        rounds = camp.get_all_rounds()
+        rnd_objs: List[RoundDTO] = [
+            RoundDTO(id=rnd.id, index=camp.get_round_index(rnd.id)) for rnd in rounds
+        ]
+        objectives = war.get_all_objectives()
+        obj_dtos: List[ObjectiveDTO] = [
+            ObjectiveDTO(id=obj.id, name=obj.name, description=obj.description)
+            for obj in objectives
+        ]
+        dialog = SectorDialog(
+            self.app.view, default_name="", rounds=rnd_objs, objectives=obj_dtos
+        )
+        if dialog.exec() != QDialog.DialogCode.Accepted:
+            return
+        name = dialog.get_sector_name()
+        round_id = dialog.get_round_id()
+        major_id = dialog.get_major_id()
+        minor_id = dialog.get_minor_id()
+        influence_id = dialog.get_influence_id()
+        if not self._validate_sector_inputs(
+            name, round_id, major_id, minor_id, influence_id
+        ):
+            return
+        self.app.model.add_sector(
+            self.app.navigation.selected_campaign_id,
+            name,
+            round_id,
+            major_id,
+            minor_id,
+            influence_id,
+        )
+        self.app.is_dirty = True
+        self.app.navigation.refresh(RefreshScope.CAMPAIGN_DETAILS)
+
+    def edit_sector(self, sector_id: str) -> None:
+        sect = self.app.model.get_sector(sector_id)
+        camp = self.app.model.get_campaign_by_sector(sector_id)
+        war = self.app.model.get_war_by_campaign(camp.id)
+        rounds = camp.get_all_rounds()
+        rnd_dto: List[RoundDTO] = [
+            RoundDTO(id=rnd.id, index=i) for i, rnd in enumerate(rounds, start=1)
+        ]
+        objectives = war.get_all_objectives()
+        obj_dto: List[ObjectiveDTO] = [
+            ObjectiveDTO(id=obj.id, name=obj.name, description=obj.description)
+            for obj in objectives
+        ]
+        sect_dialog = SectorDialog(
+            self.app.view,
+            default_name=sect.name,
+            rounds=rnd_dto,
+            default_round_id=sect.round_id,
+            objectives=obj_dto,
+            default_major_id=sect.major_objective_id,
+            default_minor_id=sect.minor_objective_id,
+            default_influence_id=sect.influence_objective_id,
+        )
+        if sect_dialog.exec() == QDialog.DialogCode.Accepted:
+            name = sect_dialog.get_sector_name()
+            round_id = sect_dialog.get_round_id()
+            major_id = sect_dialog.get_major_id()
+            minor_id = sect_dialog.get_minor_id()
+            influence_id = sect_dialog.get_influence_id()
+            self.app.model.update_sector(
+                sector_id,
+                name=name,
+                round_id=round_id,
+                major_id=major_id,
+                minor_id=minor_id,
+                influence_id=influence_id,
+            )

src/warchron/controller/controller.py

@@ -1,903 +0,0 @@
-from typing import List
-from pathlib import Path
-
-from PyQt6.QtWidgets import QMessageBox, QDialog
-
-from warchron.model.model import Model
-from warchron.model.exception import (
-    DeletionForbidden,
-    DeletionRequiresConfirmation,
-    UpdateRequiresConfirmation,
-)
-from warchron.view.view import View
-from warchron.constants import ItemType, RefreshScope
-from warchron.controller.dtos import (
-    ParticipantOption,
-    TreeSelection,
-    WarDTO,
-    WarParticipantDTO,
-    ObjectiveDTO,
-    CampaignDTO,
-    CampaignParticipantDTO,
-    SectorDTO,
-    RoundDTO,
-    ChoiceDTO,
-    BattleDTO,
-)
-from warchron.view.player_dialog import PlayerDialog
-from warchron.view.war_dialog import WarDialog
-from warchron.view.campaign_dialog import CampaignDialog
-from warchron.view.objective_dialog import ObjectiveDialog
-from warchron.view.war_participant_dialog import WarParticipantDialog
-from warchron.view.campaign_participant_dialog import CampaignParticipantDialog
-from warchron.view.sector_dialog import SectorDialog
-from warchron.view.choices_dialog import ChoicesDialog
-from warchron.view.battles_dialog import BattlesDialog
-
-
-class Controller:
-    def __init__(self, model: Model, view: View) -> None:
-        self.model: Model = model
-        self.view: View = view
-        self.current_file: Path | None = None
-        self.selected_war_id: str | None = None
-        self.selected_campaign_id: str | None = None
-        self.selected_round_id: str | None = None
-        self.view.on_close_callback = self.on_app_close
-        self.is_dirty: bool = False
-        self.__connect()
-        self.refresh_players_view()
-        self.refresh_wars_view()
-        self.update_window_title()
-        self.update_actions_state()
-        self.view.on_tree_selection_changed = self.on_tree_selection_changed
-        self.view.on_add_campaign = self.add_campaign
-        self.view.on_add_round = self.add_round
-
-    def __connect(self) -> None:
-        self.view.actionExit.triggered.connect(self.view.close)
-        self.view.actionNew.triggered.connect(self.new)
-        self.view.actionOpen.triggered.connect(self.open_file)
-        self.view.actionSave.triggered.connect(self.save)
-        self.view.actionSave_as.triggered.connect(self.save_as)
-        self.view.addPlayerBtn.clicked.connect(self.add_player)
-        self.view.addWarBtn.clicked.connect(self.add_war)
-        self.view.addObjectiveBtn.clicked.connect(self.add_objective)
-        self.view.addWarParticipantBtn.clicked.connect(self.add_war_participant)
-        self.view.addSectorBtn.clicked.connect(self.add_sector)
-        self.view.addCampaignParticipantBtn.clicked.connect(
-            self.add_campaign_participant
-        )
-        self.view.on_edit_item = self.edit_item
-        self.view.on_delete_item = self.delete_item
-
-    def on_app_close(self) -> bool:
-        if self.is_dirty:
-            reply = QMessageBox.question(
-                self.view,
-                "Unsaved changes",
-                "You have unsaved changes. Do you want to save before quitting?",
-                QMessageBox.StandardButton.Yes
-                | QMessageBox.StandardButton.No
-                | QMessageBox.StandardButton.Cancel,
-            )
-            if reply == QMessageBox.StandardButton.Yes:
-                self.save()
-            elif reply == QMessageBox.StandardButton.Cancel:
-                return False
-        return True
-
-    # Menu bar methods
-
-    def new(self) -> None:
-        if self.is_dirty:
-            reply = QMessageBox.question(
-                self.view,
-                "Unsaved changes",
-                "Discard current campaign?",
-                QMessageBox.StandardButton.Yes | QMessageBox.StandardButton.No,
-            )
-            if reply != QMessageBox.StandardButton.Yes:
-                return
-        self.model.new()
-        self.current_file = None
-        self.is_dirty = False
-        self.refresh_players_view()
-        self.refresh_wars_view()
-        self.update_window_title()
-
-    def open_file(self) -> None:
-        if self.is_dirty:
-            reply = QMessageBox.question(
-                self.view,
-                "Unsaved changes",
-                "Discard current campaign?",
-                QMessageBox.StandardButton.Yes | QMessageBox.StandardButton.No,
-            )
-            if reply != QMessageBox.StandardButton.Yes:
-                return
-        path = self.view.ask_open_file()
-        if not path:
-            return
-        self.model.load(path)
-        self.current_file = path
-        self.is_dirty = False
-        self.refresh_players_view()
-        self.refresh_wars_view()
-        self.update_window_title()
-
-    def save(self) -> None:
-        if not self.current_file:
-            self.save_as()
-            return
-        self.model.save(self.current_file)
-        self.is_dirty = False
-        self.update_window_title()
-
-    def save_as(self) -> None:
-        path = self.view.ask_save_file()
-        if not path:
-            return
-        self.current_file = path
-        self.model.save(path)
-        self.is_dirty = False
-        self.update_window_title()
-
-    # Display methods
-
-    def update_window_title(self) -> None:
-        base = "WarChron"
-        if self.current_file:
-            base += f" - {self.current_file.name}"
-        else:
-            base += " - New file"
-        if self.is_dirty:
-            base = base + " *"
-        self.view.setWindowTitle(base)
-
-    def refresh_players_view(self) -> None:
-        players = self.model.get_all_players()
-        players_for_display: List[ParticipantOption] = [
-            ParticipantOption(id=p.id, name=p.name) for p in players
-        ]
-        self.view.display_players(players_for_display)
-
-    def refresh_wars_view(self) -> None:
-        wars: List[WarDTO] = [
-            WarDTO(
-                id=w.id,
-                name=w.name,
-                year=w.year,
-                _campaigns=[
-                    CampaignDTO(
-                        id=c.id,
-                        name=c.name,
-                        month=c.month,
-                        _rounds=[
-                            RoundDTO(id=r.id, index=c.get_round_index(r.id))
-                            for r in c.get_all_rounds()
-                        ],
-                    )
-                    for c in w.get_all_campaigns()
-                ],
-            )
-            for w in self.model.get_all_wars()
-        ]
-        self.view.display_wars_tree(wars)
-
-    def _fill_war_details(self, war_id: str) -> None:
-        war = self.model.get_war(war_id)
-        self.view.show_war_details(name=war.name, year=war.year)
-        objectives = war.get_all_objectives()
-        objectives_for_display: List[ObjectiveDTO] = [
-            ObjectiveDTO(id=obj.id, name=obj.name, description=obj.description)
-            for obj in objectives
-        ]
-        self.view.display_war_objectives(objectives_for_display)
-        war_parts = war.get_all_war_participants()
-        participants_for_display: List[WarParticipantDTO] = [
-            WarParticipantDTO(
-                id=p.id,
-                player_name=self.model.get_player_name(p.player_id),
-                faction=p.faction,
-            )
-            for p in war_parts
-        ]
-        self.view.display_war_participants(participants_for_display)
-
-    def _fill_campaign_details(self, campaign_id: str) -> None:
-        camp = self.model.get_campaign(campaign_id)
-        self.view.show_campaign_details(name=camp.name, month=camp.month)
-        sectors = camp.get_all_sectors()
-        war = self.model.get_war_by_campaign(camp.id)
-        sectors_for_display: List[SectorDTO] = [
-            SectorDTO(
-                id=sect.id,
-                name=sect.name,
-                round_index=camp.get_round_index(sect.round_id),
-                major=war.get_objective_name(sect.major_objective_id),
-                minor=war.get_objective_name(sect.minor_objective_id),
-                influence=war.get_objective_name(sect.influence_objective_id),
-            )
-            for sect in sectors
-        ]
-        self.view.display_campaign_sectors(sectors_for_display)
-        camp_parts = camp.get_all_campaign_participants()
-        participants_for_display: List[CampaignParticipantDTO] = [
-            CampaignParticipantDTO(
-                id=p.id,
-                player_name=self.model.get_participant_name(p.war_participant_id),
-                leader=p.leader or "",
-                theme=p.theme or "",
-            )
-            for p in camp_parts
-        ]
-        self.view.display_campaign_participants(participants_for_display)
-
-    def _fill_round_details(self, round_id: str) -> None:
-        rnd = self.model.get_round(round_id)
-        camp = self.model.get_campaign_by_round(round_id)
-        self.view.show_round_details(index=camp.get_round_index(round_id))
-        participants = self.model.get_round_participants(round_id)
-        sectors = camp.get_sectors_in_round(round_id)
-        choices_for_display: List[ChoiceDTO] = []
-        for part in participants:
-            choice = rnd.get_choice(part.id)
-            if not choice:
-                choice = self.model.create_choice(
-                    round_id=rnd.id, participant_id=part.id
-                )
-            priority_name = (
-                camp.get_sector_name(choice.priority_sector_id)
-                if choice.priority_sector_id is not None
-                else ""
-            )
-            secondary_name = (
-                camp.get_sector_name(choice.secondary_sector_id)
-                if choice.secondary_sector_id is not None
-                else ""
-            )
-            choices_for_display.append(
-                ChoiceDTO(
-                    id=choice.participant_id,
-                    participant_name=self.model.get_participant_name(
-                        part.war_participant_id
-                    ),
-                    priority_sector=priority_name,
-                    secondary_sector=secondary_name,
-                    comment=choice.comment,
-                )
-            )
-        self.view.display_round_choices(choices_for_display)
-        battles_for_display: List[BattleDTO] = []
-        for sect in sectors:
-            battle = rnd.get_battle(sect.id)
-            if not battle:
-                battle = self.model.create_battle(round_id=rnd.id, sector_id=sect.id)
-            if battle.player_1_id:
-                camp_part = camp.participants[battle.player_1_id]
-                player_1_name = self.model.get_participant_name(
-                    camp_part.war_participant_id
-                )
-            else:
-                player_1_name = ""
-            if battle.player_2_id:
-                camp_part = camp.participants[battle.player_2_id]
-                player_2_name = self.model.get_participant_name(
-                    camp_part.war_participant_id
-                )
-            else:
-                player_2_name = ""
-            if battle.winner_id:
-                camp_part = camp.participants[battle.winner_id]
-                winner_name = self.model.get_participant_name(
-                    camp_part.war_participant_id
-                )
-            else:
-                winner_name = ""
-            battles_for_display.append(
-                BattleDTO(
-                    id=battle.sector_id,
-                    sector_name=camp.get_sector_name(battle.sector_id),
-                    player_1=player_1_name,
-                    player_2=player_2_name,
-                    winner=winner_name,
-                    score=battle.score,
-                    victory_condition=battle.victory_condition,
-                    comment=battle.comment,
-                )
-            )
-        self.view.display_round_battles(battles_for_display)
-
-    def on_tree_selection_changed(self, selection: TreeSelection | None) -> None:
-        self.selected_war_id = None
-        self.selected_campaign_id = None
-        self.selected_round_id = None
-        if selection:
-            item_type = selection.type
-            item_id = selection.id
-            if item_type == ItemType.WAR:
-                self.selected_war_id = item_id
-                self.view.show_details(ItemType.WAR)
-                self._fill_war_details(item_id)
-            elif item_type == ItemType.CAMPAIGN:
-                self.selected_campaign_id = item_id
-                self.view.show_details(ItemType.CAMPAIGN)
-                self._fill_campaign_details(item_id)
-            elif item_type == ItemType.ROUND:
-                self.selected_round_id = item_id
-                self.view.show_details(ItemType.ROUND)
-                self._fill_round_details(item_id)
-        else:
-            self.view.show_details(None)
-            self.update_actions_state()
-            return
-        self.update_actions_state()
-
-    def update_actions_state(self) -> None:
-        self.view.set_add_campaign_enabled(self.selected_war_id is not None)
-        self.view.set_add_round_enabled(self.selected_campaign_id is not None)
-
-    def refresh(self, scope: RefreshScope) -> None:
-        match scope:
-            case RefreshScope.PLAYERS_LIST:
-                self.refresh_players_view()
-            case RefreshScope.WARS_TREE:
-                self.refresh_wars_view()
-            case RefreshScope.WAR_DETAILS:
-                if self.selected_war_id:
-                    self.view.show_details(ItemType.WAR)
-                    self._fill_war_details(self.selected_war_id)
-            case RefreshScope.CAMPAIGN_DETAILS:
-                if self.selected_campaign_id:
-                    self.view.show_details(ItemType.CAMPAIGN)
-                    self._fill_campaign_details(self.selected_campaign_id)
-            case RefreshScope.ROUND_DETAILS:
-                if self.selected_round_id:
-                    self.view.show_details(ItemType.ROUND)
-                    self._fill_round_details(self.selected_round_id)
-        self.update_window_title()
-
-    # Common command methods
-
-    def refresh_and_select(
-        self, scope: RefreshScope, *, item_type: ItemType, item_id: str
-    ) -> None:
-        self.refresh(scope)
-        self.view.select_tree_item(item_type=item_type, item_id=item_id)
-
-    def edit_item(self, item_type: str, item_id: str) -> None:
-        try:
-            if item_type == ItemType.PLAYER:
-                self.edit_player(item_id)
-                self.refresh(RefreshScope.PLAYERS_LIST)
-            elif item_type == ItemType.WAR:
-                self.edit_war(item_id)
-                self.refresh_and_select(
-                    RefreshScope.WARS_TREE, item_type=ItemType.WAR, item_id=item_id
-                )
-            elif item_type == ItemType.CAMPAIGN:
-                self.edit_campaign(item_id)
-                self.refresh_and_select(
-                    RefreshScope.WARS_TREE, item_type=ItemType.CAMPAIGN, item_id=item_id
-                )
-            elif item_type == ItemType.OBJECTIVE:
-                self.edit_objective(item_id)
-                self.refresh(RefreshScope.WAR_DETAILS)
-            elif item_type == ItemType.WAR_PARTICIPANT:
-                self.edit_war_participant(item_id)
-                self.refresh(RefreshScope.WAR_DETAILS)
-            elif item_type == ItemType.SECTOR:
-                self.edit_sector(item_id)
-                self.refresh(RefreshScope.CAMPAIGN_DETAILS)
-            elif item_type == ItemType.CAMPAIGN_PARTICIPANT:
-                self.edit_campaign_participant(item_id)
-                self.refresh(RefreshScope.CAMPAIGN_DETAILS)
-            elif item_type == ItemType.CHOICE:
-                self.edit_round_choice(item_id)
-                self.refresh(RefreshScope.ROUND_DETAILS)
-            elif item_type == ItemType.BATTLE:
-                self.edit_round_battle(item_id)
-                self.refresh(RefreshScope.ROUND_DETAILS)
-            self.is_dirty = True
-        except UpdateRequiresConfirmation as e:
-            reply = QMessageBox.question(
-                self.view,
-                "Confirm update",
-                e.message,
-                QMessageBox.StandardButton.Yes | QMessageBox.StandardButton.No,
-            )
-            if reply == QMessageBox.StandardButton.Yes:
-                e.apply_update()
-                self.refresh(RefreshScope.CAMPAIGN_DETAILS)
-
-    def delete_item(self, item_type: str, item_id: str) -> None:
-        reply = QMessageBox.question(
-            self.view,
-            "Confirm deletion",
-            "Are you sure you want to delete this item?",
-            QMessageBox.StandardButton.Yes | QMessageBox.StandardButton.No,
-        )
-        if reply != QMessageBox.StandardButton.Yes:
-            return
-        try:
-            if item_type == ItemType.PLAYER:
-                self.model.remove_player(item_id)
-                self.refresh(RefreshScope.PLAYERS_LIST)
-            elif item_type == ItemType.WAR:
-                self.model.remove_war(item_id)
-                self.refresh(RefreshScope.WARS_TREE)
-            elif item_type == ItemType.CAMPAIGN:
-                war = self.model.get_war_by_campaign(item_id)
-                war_id = war.id
-                self.model.remove_campaign(item_id)
-                self.refresh_and_select(
-                    RefreshScope.WARS_TREE, item_type=ItemType.WAR, item_id=war_id
-                )
-            elif item_type == ItemType.OBJECTIVE:
-                self.model.remove_objective(item_id)
-                self.refresh(RefreshScope.WAR_DETAILS)
-            elif item_type == ItemType.WAR_PARTICIPANT:
-                self.model.remove_war_participant(item_id)
-                self.refresh(RefreshScope.WAR_DETAILS)
-            elif item_type == ItemType.SECTOR:
-                self.model.remove_sector(item_id)
-                self.refresh(RefreshScope.CAMPAIGN_DETAILS)
-            elif item_type == ItemType.CAMPAIGN_PARTICIPANT:
-                self.model.remove_campaign_participant(item_id)
-                self.refresh(RefreshScope.CAMPAIGN_DETAILS)
-            elif item_type == ItemType.ROUND:
-                camp = self.model.get_campaign_by_round(item_id)
-                camp_id = camp.id
-                self.model.remove_round(item_id)
-                self.refresh_and_select(
-                    RefreshScope.WARS_TREE, item_type=ItemType.CAMPAIGN, item_id=camp_id
-                )
-            self.is_dirty = True
-        except DeletionForbidden as e:
-            QMessageBox.warning(
-                self.view,
-                "Deletion forbidden",
-                e.reason,
-            )
-        except DeletionRequiresConfirmation as e:
-            reply = QMessageBox.question(
-                self.view,
-                "Confirm deletion",
-                e.message,
-                QMessageBox.StandardButton.Yes | QMessageBox.StandardButton.No,
-            )
-            if reply == QMessageBox.StandardButton.Yes:
-                e.cleanup_action()
-                self.refresh(RefreshScope.CAMPAIGN_DETAILS)
-
-    # Player methods
-
-    def _validate_player_inputs(self, name: str) -> bool:
-        if not name.strip():
-            QMessageBox.warning(
-                self.view, "Invalid name", "Player name cannot be empty."
-            )
-            return False
-        return True
-
-    def add_player(self) -> None:
-        dialog = PlayerDialog(self.view)
-        result = dialog.exec()  # modal blocking dialog
-        if result == QDialog.DialogCode.Accepted:
-            name = dialog.get_player_name()
-            if not self._validate_player_inputs(name):
-                return
-            self.model.add_player(name)
-            self.is_dirty = True
-            self.refresh(RefreshScope.PLAYERS_LIST)
-
-    def edit_player(self, player_id: str) -> None:
-        play = self.model.get_player(player_id)
-        player_dialog = PlayerDialog(self.view, default_name=play.name)
-        if player_dialog.exec() == QDialog.DialogCode.Accepted:
-            name = player_dialog.get_player_name()
-            if not self._validate_player_inputs(name):
-                return
-            self.model.update_player(player_id, name=name)
-
-    # War methods
-
-    def _validate_war_inputs(self, name: str, year: int) -> bool:
-        if not name.strip():
-            QMessageBox.warning(self.view, "Invalid name", "War name cannot be empty.")
-            return False
-        if not (1970 <= year <= 3000):
-            QMessageBox.warning(
-                self.view, "Invalid year", "Year must be between 1970 and 3000."
-            )
-            return False
-        return True
-
-    def add_war(self) -> None:
-        dialog = WarDialog(
-            self.view, default_year=self.model.get_default_war_values()["year"]
-        )
-        result = dialog.exec()  # modal blocking dialog
-        if result == QDialog.DialogCode.Accepted:
-            name = dialog.get_war_name()
-            year = dialog.get_war_year()
-            if not self._validate_war_inputs(name, year):
-                return
-            war = self.model.add_war(name, year)
-            self.is_dirty = True
-            self.refresh_and_select(
-                RefreshScope.WARS_TREE, item_type=ItemType.WAR, item_id=war.id
-            )
-
-    def edit_war(self, war_id: str) -> None:
-        war = self.model.get_war(war_id)
-        war_dialog = WarDialog(self.view, default_name=war.name, default_year=war.year)
-        if war_dialog.exec() == QDialog.DialogCode.Accepted:
-            name = war_dialog.get_war_name()
-            year = war_dialog.get_war_year()
-            if not self._validate_war_inputs(name, year):
-                return
-            self.model.update_war(war_id, name=name, year=year)
-
-    # Objective methods
-
-    def _validate_objective_inputs(self, name: str, description: str) -> bool:
-        if not name.strip():
-            QMessageBox.warning(
-                self.view, "Invalid name", "Objective name cannot be empty."
-            )
-            return False
-        return True
-
-    def add_objective(self) -> None:
-        if not self.selected_war_id:
-            return
-        dialog = ObjectiveDialog(self.view)
-        if dialog.exec() != QDialog.DialogCode.Accepted:
-            return
-        name = dialog.get_objective_name()
-        description = dialog.get_objective_description()
-        if not self._validate_objective_inputs(name, description):
-            return
-        self.model.add_objective(self.selected_war_id, name, description)
-        self.is_dirty = True
-        self.refresh(RefreshScope.WAR_DETAILS)
-
-    def edit_objective(self, objective_id: str) -> None:
-        obj = self.model.get_objective(objective_id)
-        obj_dialog = ObjectiveDialog(
-            self.view, default_name=obj.name, default_description=obj.description
-        )
-        if obj_dialog.exec() == QDialog.DialogCode.Accepted:
-            name = obj_dialog.get_objective_name()
-            description = obj_dialog.get_objective_description()
-            if not self._validate_objective_inputs(name, description):
-                return
-            self.model.update_objective(
-                objective_id, name=name, description=description
-            )
-
-    # War participant methods
-
-    def add_war_participant(self) -> None:
-        if not self.selected_war_id:
-            return
-        players = self.model.get_available_players(self.selected_war_id)
-        play_opts: List[ParticipantOption] = [
-            ParticipantOption(id=p.id, name=p.name) for p in players
-        ]
-        dialog = WarParticipantDialog(self.view, players=play_opts)
-        if dialog.exec() != QDialog.DialogCode.Accepted:
-            return
-        player_id = dialog.get_player_id()
-        faction = dialog.get_participant_faction()
-        if not player_id:
-            return
-        self.model.add_war_participant(self.selected_war_id, player_id, faction)
-        self.is_dirty = True
-        self.refresh(RefreshScope.WAR_DETAILS)
-
-    def edit_war_participant(self, participant_id: str) -> None:
-        war_part = self.model.get_war_participant(participant_id)
-        player = self.model.get_player(war_part.player_id)
-        play_opt = ParticipantOption(id=player.id, name=player.name)
-        war_part_dialog = WarParticipantDialog(
-            self.view,
-            players=[play_opt],
-            default_player_id=war_part.id,
-            default_faction=war_part.faction,
-            editable_player=False,
-        )
-        if war_part_dialog.exec() == QDialog.DialogCode.Accepted:
-            faction = war_part_dialog.get_participant_faction()
-            self.model.update_war_participant(participant_id, faction=faction)
-
-    # Campaign methods
-
-    def _validate_campaign_inputs(self, name: str, month: int) -> bool:
-        if not name.strip():
-            QMessageBox.warning(
-                self.view, "Invalid name", "Campaign name cannot be empty."
-            )
-            return False
-        if not (1 <= month <= 12):
-            QMessageBox.warning(
-                self.view, "Invalid month", "Month must be between 1 and 12."
-            )
-            return False
-        return True
-
-    def add_campaign(self) -> None:
-        if not self.selected_war_id:
-            return
-        dialog = CampaignDialog(
-            self.view,
-            default_month=self.model.get_default_campaign_values(self.selected_war_id)[
-                "month"
-            ],
-        )
-        if dialog.exec() != QDialog.DialogCode.Accepted:
-            return
-        name = dialog.get_campaign_name()
-        month = dialog.get_campaign_month()
-        if not self._validate_campaign_inputs(name, month):
-            return
-        camp = self.model.add_campaign(self.selected_war_id, name, month)
-        self.is_dirty = True
-        self.refresh_and_select(
-            RefreshScope.WARS_TREE, item_type=ItemType.CAMPAIGN, item_id=camp.id
-        )
-
-    def edit_campaign(self, campaign_id: str) -> None:
-        camp = self.model.get_campaign(campaign_id)
-        camp_dialog = CampaignDialog(
-            self.view, default_name=camp.name, default_month=camp.month
-        )
-        if camp_dialog.exec() == QDialog.DialogCode.Accepted:
-            name = camp_dialog.get_campaign_name()
-            month = camp_dialog.get_campaign_month()
-            if not self._validate_campaign_inputs(name, month):
-                return
-            self.model.update_campaign(campaign_id, name=name, month=month)
-
-    # Campaign participant methods
-
-    def add_campaign_participant(self) -> None:
-        if not self.selected_campaign_id:
-            return
-        participants = self.model.get_available_war_participants(
-            self.selected_campaign_id
-        )
-        part_opts = [
-            ParticipantOption(id=p.id, name=self.model.get_player_name(p.player_id))
-            for p in participants
-        ]
-        dialog = CampaignParticipantDialog(self.view, participants=part_opts)
-        if dialog.exec() != QDialog.DialogCode.Accepted:
-            return
-        player_id = dialog.get_player_id()
-        leader = dialog.get_participant_leader()
-        theme = dialog.get_participant_theme()
-        if not player_id:
-            return
-        self.model.add_campaign_participant(
-            self.selected_campaign_id, player_id, leader, theme
-        )
-        self.is_dirty = True
-        self.refresh(RefreshScope.CAMPAIGN_DETAILS)
-
-    def edit_campaign_participant(self, participant_id: str) -> None:
-        camp_part = self.model.get_campaign_participant(participant_id)
-        war_part = self.model.get_war_participant(camp_part.war_participant_id)
-        player = self.model.get_player(war_part.player_id)
-        part_opt = [ParticipantOption(id=player.id, name=player.name)]
-        camp_part_dialog = CampaignParticipantDialog(
-            self.view,
-            participants=part_opt,
-            default_participant_id=camp_part.id,
-            default_leader=camp_part.leader,
-            default_theme=camp_part.theme,
-            editable_player=False,
-        )
-        if camp_part_dialog.exec() == QDialog.DialogCode.Accepted:
-            leader = camp_part_dialog.get_participant_leader()
-            theme = camp_part_dialog.get_participant_theme()
-            self.model.update_campaign_participant(
-                participant_id, leader=leader, theme=theme
-            )
-
-    # Sector methods
-
-    def _validate_sector_inputs(
-        self, name: str, round_id: str, major_id: str, minor_id: str, influence_id: str
-    ) -> bool:
-
-        if not name.strip():
-            QMessageBox.warning(
-                self.view, "Invalid name", "Sector name cannot be empty."
-            )
-            return False
-        # allow same objectives in different fields?
-        return True
-
-    def add_sector(self) -> None:
-        if not self.selected_campaign_id:
-            return
-        war = self.model.get_war_by_campaign(self.selected_campaign_id)
-        camp = self.model.get_campaign(self.selected_campaign_id)
-        rounds = camp.get_all_rounds()
-        rnd_objs: List[RoundDTO] = [
-            RoundDTO(id=rnd.id, index=camp.get_round_index(rnd.id)) for rnd in rounds
-        ]
-        objectives = war.get_all_objectives()
-        obj_dtos: List[ObjectiveDTO] = [
-            ObjectiveDTO(id=obj.id, name=obj.name, description=obj.description)
-            for obj in objectives
-        ]
-        dialog = SectorDialog(
-            self.view, default_name="", rounds=rnd_objs, objectives=obj_dtos
-        )
-        if dialog.exec() != QDialog.DialogCode.Accepted:
-            return
-        name = dialog.get_sector_name()
-        round_id = dialog.get_round_id()
-        major_id = dialog.get_major_id()
-        minor_id = dialog.get_minor_id()
-        influence_id = dialog.get_influence_id()
-        if not self._validate_sector_inputs(
-            name, round_id, major_id, minor_id, influence_id
-        ):
-            return
-        self.model.add_sector(
-            self.selected_campaign_id, name, round_id, major_id, minor_id, influence_id
-        )
-        self.is_dirty = True
-        self.refresh(RefreshScope.CAMPAIGN_DETAILS)
-
-    def edit_sector(self, sector_id: str) -> None:
-        sect = self.model.get_sector(sector_id)
-        camp = self.model.get_campaign_by_sector(sector_id)
-        war = self.model.get_war_by_campaign(camp.id)
-        rounds = camp.get_all_rounds()
-        rnd_dto: List[RoundDTO] = [
-            RoundDTO(id=rnd.id, index=i) for i, rnd in enumerate(rounds, start=1)
-        ]
-        objectives = war.get_all_objectives()
-        obj_dto: List[ObjectiveDTO] = [
-            ObjectiveDTO(id=obj.id, name=obj.name, description=obj.description)
-            for obj in objectives
-        ]
-        sect_dialog = SectorDialog(
-            self.view,
-            default_name=sect.name,
-            rounds=rnd_dto,
-            default_round_id=sect.round_id,
-            objectives=obj_dto,
-            default_major_id=sect.major_objective_id,
-            default_minor_id=sect.minor_objective_id,
-            default_influence_id=sect.influence_objective_id,
-        )
-        if sect_dialog.exec() == QDialog.DialogCode.Accepted:
-            name = sect_dialog.get_sector_name()
-            round_id = sect_dialog.get_round_id()
-            major_id = sect_dialog.get_major_id()
-            minor_id = sect_dialog.get_minor_id()
-            influence_id = sect_dialog.get_influence_id()
-            self.model.update_sector(
-                sector_id,
-                name=name,
-                round_id=round_id,
-                major_id=major_id,
-                minor_id=minor_id,
-                influence_id=influence_id,
-            )
-
-    # Round methods
-
-    def add_round(self) -> None:
-        if not self.selected_campaign_id:
-            return
-        rnd = self.model.add_round(self.selected_campaign_id)
-        self.is_dirty = True
-        self.refresh_and_select(
-            RefreshScope.WARS_TREE, item_type=ItemType.ROUND, item_id=rnd.id
-        )
-
-    # Choice methods
-
-    def edit_round_choice(self, choice_id: str) -> None:
-        round_id = self.selected_round_id
-        if not round_id:
-            return
-        war = self.model.get_war_by_round(round_id)
-        camp = self.model.get_campaign_by_round(round_id)
-        rnd = camp.get_round(round_id)
-        sectors = camp.get_sectors_in_round(round_id)
-        sect_opts: List[SectorDTO] = [
-            SectorDTO(
-                id=sect.id,
-                name=sect.name,
-                round_index=camp.get_round_index(sect.round_id),
-                major=war.get_objective_name(sect.major_objective_id),
-                minor=war.get_objective_name(sect.minor_objective_id),
-                influence=war.get_objective_name(sect.influence_objective_id),
-            )
-            for sect in sectors
-        ]
-        choice = rnd.get_choice(choice_id)
-        if not choice:
-            return
-        participant = camp.participants[choice.participant_id]
-        player = self.model.get_player_from_campaign_participant(participant)
-        part_opt = ParticipantOption(id=participant.id, name=player.name)
-        dialog = ChoicesDialog(
-            self.view,
-            participants=[part_opt],
-            default_participant_id=participant.id,
-            sectors=sect_opts,
-            default_priority_id=choice.priority_sector_id,
-            default_secondary_id=choice.secondary_sector_id,
-            default_comment=choice.comment,
-        )
-        if dialog.exec() != QDialog.DialogCode.Accepted:
-            return
-        self.model.update_choice(
-            round_id=round_id,
-            participant_id=participant.id,
-            priority_sector_id=dialog.get_priority_id(),
-            secondary_sector_id=dialog.get_secondary_id(),
-            comment=dialog.get_comment(),
-        )
-
-    # Battle methods
-
-    def edit_round_battle(self, battle_id: str) -> None:
-        round_id = self.selected_round_id
-        if not round_id:
-            return
-        war = self.model.get_war_by_round(round_id)
-        camp = self.model.get_campaign_by_round(round_id)
-        rnd = camp.get_round(round_id)
-        participants = camp.get_all_campaign_participants()
-        battle = rnd.get_battle(battle_id)
-        if not battle:
-            return
-        sect = camp.sectors[battle.sector_id]
-        sect_dto = SectorDTO(
-            id=sect.id,
-            name=sect.name,
-            round_index=camp.get_round_index(sect.round_id),
-            major=war.get_objective_name(sect.major_objective_id),
-            minor=war.get_objective_name(sect.minor_objective_id),
-            influence=war.get_objective_name(sect.influence_objective_id),
-        )
-
-        part_opts: List[ParticipantOption] = []
-        for participant in participants:
-            player = self.model.get_player_from_campaign_participant(participant)
-            part_opts.append(ParticipantOption(id=participant.id, name=player.name))
-        dialog = BattlesDialog(
-            self.view,
-            sectors=[sect_dto],
-            default_sector_id=sect.id,
-            players=part_opts,
-            default_player_1_id=battle.player_1_id,
-            default_player_2_id=battle.player_2_id,
-            default_winner_id=battle.winner_id,
-            default_score=battle.score,
-            default_victory_condition=battle.victory_condition,
-            default_comment=battle.comment,
-        )
-        if dialog.exec() != QDialog.DialogCode.Accepted:
-            return
-        self.model.update_battle(
-            round_id=round_id,
-            sector_id=sect.id,
-            player_1_id=dialog.get_player_1_id(),
-            player_2_id=dialog.get_player_2_id(),
-            winner_id=dialog.get_winner_id(),
-            score=dialog.get_score(),
-            victory_condition=dialog.get_victory_condition(),
-            comment=dialog.get_comment(),
-        )

src/warchron/controller/navigation_controller.py

@@ -0,0 +1,111 @@
+from typing import List, TYPE_CHECKING
+
+from warchron.constants import ItemType, RefreshScope
+
+if TYPE_CHECKING:
+    from warchron.controller.app_controller import AppController
+from warchron.controller.dtos import (
+    TreeSelection,
+    ParticipantOption,
+    WarDTO,
+    CampaignDTO,
+    RoundDTO,
+)
+
+
+class NavigationController:
+    def __init__(self, app: "AppController"):
+        self.app: AppController = app
+        self.selected_war_id: str | None = None
+        self.selected_campaign_id: str | None = None
+        self.selected_round_id: str | None = None
+        self.update_actions_state()
+
+    # Display methods
+
+    def refresh_players_view(self) -> None:
+        players = self.app.model.get_all_players()
+        players_for_display: List[ParticipantOption] = [
+            ParticipantOption(id=p.id, name=p.name) for p in players
+        ]
+        self.app.view.display_players(players_for_display)
+
+    def refresh_wars_view(self) -> None:
+        wars: List[WarDTO] = [
+            WarDTO(
+                id=w.id,
+                name=w.name,
+                year=w.year,
+                _campaigns=[
+                    CampaignDTO(
+                        id=c.id,
+                        name=c.name,
+                        month=c.month,
+                        _rounds=[
+                            RoundDTO(id=r.id, index=c.get_round_index(r.id))
+                            for r in c.get_all_rounds()
+                        ],
+                    )
+                    for c in w.get_all_campaigns()
+                ],
+            )
+            for w in self.app.model.get_all_wars()
+        ]
+        self.app.view.display_wars_tree(wars)
+
+    def refresh(self, scope: RefreshScope) -> None:
+        match scope:
+            case RefreshScope.PLAYERS_LIST:
+                self.app.navigation.refresh_players_view()
+            case RefreshScope.WARS_TREE:
+                self.app.navigation.refresh_wars_view()
+            case RefreshScope.WAR_DETAILS:
+                if self.selected_war_id:
+                    self.app.view.show_details(ItemType.WAR)
+                    self.app.wars._fill_war_details(self.selected_war_id)
+            case RefreshScope.CAMPAIGN_DETAILS:
+                if self.selected_campaign_id:
+                    self.app.view.show_details(ItemType.CAMPAIGN)
+                    self.app.campaigns._fill_campaign_details(self.selected_campaign_id)
+            case RefreshScope.ROUND_DETAILS:
+                if self.selected_round_id:
+                    self.app.view.show_details(ItemType.ROUND)
+                    self.app.rounds._fill_round_details(self.selected_round_id)
+        self.app.update_window_title()
+
+    def refresh_and_select(
+        self, scope: RefreshScope, *, item_type: ItemType, item_id: str
+    ) -> None:
+        self.refresh(scope)
+        self.app.view.select_tree_item(item_type=item_type, item_id=item_id)
+
+    # Commands methods
+
+    def on_tree_selection_changed(self, selection: TreeSelection | None) -> None:
+        self.selected_war_id = None
+        self.selected_campaign_id = None
+        self.selected_round_id = None
+        if selection:
+            item_type = selection.type
+            item_id = selection.id
+            if item_type == ItemType.WAR:
+                self.selected_war_id = item_id
+                self.app.view.show_details(ItemType.WAR)
+                self.app.wars._fill_war_details(item_id)
+            elif item_type == ItemType.CAMPAIGN:
+                self.selected_campaign_id = item_id
+                self.app.view.show_details(ItemType.CAMPAIGN)
+                self.app.campaigns._fill_campaign_details(item_id)
+            elif item_type == ItemType.ROUND:
+                self.selected_round_id = item_id
+                self.app.view.show_details(ItemType.ROUND)
+                self.app.rounds._fill_round_details(item_id)
+        else:
+            self.app.view.show_details(None)
+            self.update_actions_state()
+            return
+        self.update_actions_state()
+
+    def update_actions_state(self) -> None:
+        self.app.view.set_add_campaign_enabled(self.selected_war_id is not None)
+        self.app.view.set_add_round_enabled(self.selected_campaign_id is not None)

src/warchron/controller/player_controller.py

@@ -0,0 +1,42 @@
+from typing import TYPE_CHECKING
+
+from PyQt6.QtWidgets import QMessageBox, QDialog
+
+from warchron.constants import RefreshScope
+
+if TYPE_CHECKING:
+    from warchron.controller.app_controller import AppController
+from warchron.view.player_dialog import PlayerDialog
+
+
+class PlayerController:
+    def __init__(self, app: "AppController"):
+        self.app: AppController = app
+
+    def _validate_player_inputs(self, name: str) -> bool:
+        if not name.strip():
+            QMessageBox.warning(
+                self.app.view, "Invalid name", "Player name cannot be empty."
+            )
+            return False
+        return True
+
+    def add_player(self) -> None:
+        dialog = PlayerDialog(self.app.view)
+        result = dialog.exec()  # modal blocking dialog
+        if result == QDialog.DialogCode.Accepted:
+            name = dialog.get_player_name()
+            if not self._validate_player_inputs(name):
+                return
+            self.app.model.add_player(name)
+            self.app.is_dirty = True
+            self.app.navigation.refresh(RefreshScope.PLAYERS_LIST)
+
+    def edit_player(self, player_id: str) -> None:
+        play = self.app.model.get_player(player_id)
+        player_dialog = PlayerDialog(self.app.view, default_name=play.name)
+        if player_dialog.exec() == QDialog.DialogCode.Accepted:
+            name = player_dialog.get_player_name()
+            if not self._validate_player_inputs(name):
+                return
+            self.app.model.update_player(player_id, name=name)

src/warchron/controller/round_controller.py

@@ -0,0 +1,201 @@
+from typing import List, TYPE_CHECKING
+
+from PyQt6.QtWidgets import QDialog
+
+from warchron.constants import ItemType, RefreshScope
+
+if TYPE_CHECKING:
+    from warchron.controller.app_controller import AppController
+from warchron.controller.dtos import ParticipantOption, SectorDTO, ChoiceDTO, BattleDTO
+
+from warchron.view.choices_dialog import ChoicesDialog
+from warchron.view.battles_dialog import BattlesDialog
+
+
+class RoundController:
+    def __init__(self, app: "AppController"):
+        self.app = app
+
+    def _fill_round_details(self, round_id: str) -> None:
+        rnd = self.app.model.get_round(round_id)
+        camp = self.app.model.get_campaign_by_round(round_id)
+        self.app.view.show_round_details(index=camp.get_round_index(round_id))
+        participants = self.app.model.get_round_participants(round_id)
+        sectors = camp.get_sectors_in_round(round_id)
+        choices_for_display: List[ChoiceDTO] = []
+        for part in participants:
+            choice = rnd.get_choice(part.id)
+            if not choice:
+                choice = self.app.model.create_choice(
+                    round_id=rnd.id, participant_id=part.id
+                )
+            priority_name = (
+                camp.get_sector_name(choice.priority_sector_id)
+                if choice.priority_sector_id is not None
+                else ""
+            )
+            secondary_name = (
+                camp.get_sector_name(choice.secondary_sector_id)
+                if choice.secondary_sector_id is not None
+                else ""
+            )
+            choices_for_display.append(
+                ChoiceDTO(
+                    id=choice.participant_id,
+                    participant_name=self.app.model.get_participant_name(
+                        part.war_participant_id
+                    ),
+                    priority_sector=priority_name,
+                    secondary_sector=secondary_name,
+                    comment=choice.comment,
+                )
+            )
+        self.app.view.display_round_choices(choices_for_display)
+        battles_for_display: List[BattleDTO] = []
+        for sect in sectors:
+            battle = rnd.get_battle(sect.id)
+            if not battle:
+                battle = self.app.model.create_battle(
+                    round_id=rnd.id, sector_id=sect.id
+                )
+            if battle.player_1_id:
+                camp_part = camp.participants[battle.player_1_id]
+                player_1_name = self.app.model.get_participant_name(
+                    camp_part.war_participant_id
+                )
+            else:
+                player_1_name = ""
+            if battle.player_2_id:
+                camp_part = camp.participants[battle.player_2_id]
+                player_2_name = self.app.model.get_participant_name(
+                    camp_part.war_participant_id
+                )
+            else:
+                player_2_name = ""
+            if battle.winner_id:
+                camp_part = camp.participants[battle.winner_id]
+                winner_name = self.app.model.get_participant_name(
+                    camp_part.war_participant_id
+                )
+            else:
+                winner_name = ""
+            battles_for_display.append(
+                BattleDTO(
+                    id=battle.sector_id,
+                    sector_name=camp.get_sector_name(battle.sector_id),
+                    player_1=player_1_name,
+                    player_2=player_2_name,
+                    winner=winner_name,
+                    score=battle.score,
+                    victory_condition=battle.victory_condition,
+                    comment=battle.comment,
+                )
+            )
+        self.app.view.display_round_battles(battles_for_display)
+
+    def add_round(self) -> None:
+        if not self.app.navigation.selected_campaign_id:
+            return
+        rnd = self.app.model.add_round(self.app.navigation.selected_campaign_id)
+        self.app.is_dirty = True
+        self.app.navigation.refresh_and_select(
+            RefreshScope.WARS_TREE, item_type=ItemType.ROUND, item_id=rnd.id
+        )
+
+    # Choice methods
+
+    def edit_round_choice(self, choice_id: str) -> None:
+        round_id = self.app.navigation.selected_round_id
+        if not round_id:
+            return
+        war = self.app.model.get_war_by_round(round_id)
+        camp = self.app.model.get_campaign_by_round(round_id)
+        rnd = camp.get_round(round_id)
+        sectors = camp.get_sectors_in_round(round_id)
+        sect_opts: List[SectorDTO] = [
+            SectorDTO(
+                id=sect.id,
+                name=sect.name,
+                round_index=camp.get_round_index(sect.round_id),
+                major=war.get_objective_name(sect.major_objective_id),
+                minor=war.get_objective_name(sect.minor_objective_id),
+                influence=war.get_objective_name(sect.influence_objective_id),
+            )
+            for sect in sectors
+        ]
+        choice = rnd.get_choice(choice_id)
+        if not choice:
+            return
+        participant = camp.participants[choice.participant_id]
+        player = self.app.model.get_player_from_campaign_participant(participant)
+        part_opt = ParticipantOption(id=participant.id, name=player.name)
+        dialog = ChoicesDialog(
+            self.app.view,
+            participants=[part_opt],
+            default_participant_id=participant.id,
+            sectors=sect_opts,
+            default_priority_id=choice.priority_sector_id,
+            default_secondary_id=choice.secondary_sector_id,
+            default_comment=choice.comment,
+        )
+        if dialog.exec() != QDialog.DialogCode.Accepted:
+            return
+        self.app.model.update_choice(
+            round_id=round_id,
+            participant_id=participant.id,
+            priority_sector_id=dialog.get_priority_id(),
+            secondary_sector_id=dialog.get_secondary_id(),
+            comment=dialog.get_comment(),
+        )
+
+    # Battle methods
+
+    def edit_round_battle(self, battle_id: str) -> None:
+        round_id = self.app.navigation.selected_round_id
+        if not round_id:
+            return
+        war = self.app.model.get_war_by_round(round_id)
+        camp = self.app.model.get_campaign_by_round(round_id)
+        rnd = camp.get_round(round_id)
+        participants = camp.get_all_campaign_participants()
+        battle = rnd.get_battle(battle_id)
+        if not battle:
+            return
+        sect = camp.sectors[battle.sector_id]
+        sect_dto = SectorDTO(
+            id=sect.id,
+            name=sect.name,
+            round_index=camp.get_round_index(sect.round_id),
+            major=war.get_objective_name(sect.major_objective_id),
+            minor=war.get_objective_name(sect.minor_objective_id),
+            influence=war.get_objective_name(sect.influence_objective_id),
+        )
+
+        part_opts: List[ParticipantOption] = []
+        for participant in participants:
+            player = self.app.model.get_player_from_campaign_participant(participant)
+            part_opts.append(ParticipantOption(id=participant.id, name=player.name))
+        dialog = BattlesDialog(
+            self.app.view,
+            sectors=[sect_dto],
+            default_sector_id=sect.id,
+            players=part_opts,
+            default_player_1_id=battle.player_1_id,
+            default_player_2_id=battle.player_2_id,
+            default_winner_id=battle.winner_id,
+            default_score=battle.score,
+            default_victory_condition=battle.victory_condition,
+            default_comment=battle.comment,
+        )
+        if dialog.exec() != QDialog.DialogCode.Accepted:
+            return
+        self.app.model.update_battle(
+            round_id=round_id,
+            sector_id=sect.id,
+            player_1_id=dialog.get_player_1_id(),
+            player_2_id=dialog.get_player_2_id(),
+            winner_id=dialog.get_winner_id(),
+            score=dialog.get_score(),
+            victory_condition=dialog.get_victory_condition(),
+            comment=dialog.get_comment(),
+        )

src/warchron/controller/war_controller.py

@@ -0,0 +1,161 @@
+from typing import List, TYPE_CHECKING
+
+from PyQt6.QtWidgets import QMessageBox, QDialog
+
+from warchron.constants import ItemType, RefreshScope
+
+if TYPE_CHECKING:
+    from warchron.controller.app_controller import AppController
+from warchron.controller.dtos import (
+    ParticipantOption,
+    WarParticipantDTO,
+    ObjectiveDTO,
+)
+from warchron.view.war_dialog import WarDialog
+from warchron.view.objective_dialog import ObjectiveDialog
+from warchron.view.war_participant_dialog import WarParticipantDialog
+
+
+class WarController:
+    def __init__(self, app: "AppController"):
+        self.app = app
+
+    def _fill_war_details(self, war_id: str) -> None:
+        war = self.app.model.get_war(war_id)
+        self.app.view.show_war_details(name=war.name, year=war.year)
+        objectives = war.get_all_objectives()
+        objectives_for_display: List[ObjectiveDTO] = [
+            ObjectiveDTO(id=obj.id, name=obj.name, description=obj.description)
+            for obj in objectives
+        ]
+        self.app.view.display_war_objectives(objectives_for_display)
+        war_parts = war.get_all_war_participants()
+        participants_for_display: List[WarParticipantDTO] = [
+            WarParticipantDTO(
+                id=p.id,
+                player_name=self.app.model.get_player_name(p.player_id),
+                faction=p.faction,
+            )
+            for p in war_parts
+        ]
+        self.app.view.display_war_participants(participants_for_display)
+
+    def _validate_war_inputs(self, name: str, year: int) -> bool:
+        if not name.strip():
+            QMessageBox.warning(
+                self.app.view, "Invalid name", "War name cannot be empty."
+            )
+            return False
+        if not (1970 <= year <= 3000):
+            QMessageBox.warning(
+                self.app.view, "Invalid year", "Year must be between 1970 and 3000."
+            )
+            return False
+        return True
+
+    def add_war(self) -> None:
+        dialog = WarDialog(
+            self.app.view, default_year=self.app.model.get_default_war_values()["year"]
+        )
+        result = dialog.exec()  # modal blocking dialog
+        if result == QDialog.DialogCode.Accepted:
+            name = dialog.get_war_name()
+            year = dialog.get_war_year()
+            if not self._validate_war_inputs(name, year):
+                return
+            war = self.app.model.add_war(name, year)
+            self.app.is_dirty = True
+            self.app.navigation.refresh_and_select(
+                RefreshScope.WARS_TREE, item_type=ItemType.WAR, item_id=war.id
+            )
+
+    def edit_war(self, war_id: str) -> None:
+        war = self.app.model.get_war(war_id)
+        war_dialog = WarDialog(
+            self.app.view, default_name=war.name, default_year=war.year
+        )
+        if war_dialog.exec() == QDialog.DialogCode.Accepted:
+            name = war_dialog.get_war_name()
+            year = war_dialog.get_war_year()
+            if not self._validate_war_inputs(name, year):
+                return
+            self.app.model.update_war(war_id, name=name, year=year)
+
+    # Objective methods
+
+    def _validate_objective_inputs(self, name: str, description: str) -> bool:
+        if not name.strip():
+            QMessageBox.warning(
+                self.app.view, "Invalid name", "Objective name cannot be empty."
+            )
+            return False
+        return True
+
+    def add_objective(self) -> None:
+        if not self.app.navigation.selected_war_id:
+            return
+        dialog = ObjectiveDialog(self.app.view)
+        if dialog.exec() != QDialog.DialogCode.Accepted:
+            return
+        name = dialog.get_objective_name()
+        description = dialog.get_objective_description()
+        if not self._validate_objective_inputs(name, description):
+            return
+        self.app.model.add_objective(
+            self.app.navigation.selected_war_id, name, description
+        )
+        self.app.is_dirty = True
+        self.app.navigation.refresh(RefreshScope.WAR_DETAILS)
+
+    def edit_objective(self, objective_id: str) -> None:
+        obj = self.app.model.get_objective(objective_id)
+        obj_dialog = ObjectiveDialog(
+            self.app.view, default_name=obj.name, default_description=obj.description
+        )
+        if obj_dialog.exec() == QDialog.DialogCode.Accepted:
+            name = obj_dialog.get_objective_name()
+            description = obj_dialog.get_objective_description()
+            if not self._validate_objective_inputs(name, description):
+                return
+            self.app.model.update_objective(
+                objective_id, name=name, description=description
+            )
+
+    # War participant methods
+
+    def add_war_participant(self) -> None:
+        if not self.app.navigation.selected_war_id:
+            return
+        players = self.app.model.get_available_players(
+            self.app.navigation.selected_war_id
+        )
+        play_opts: List[ParticipantOption] = [
+            ParticipantOption(id=p.id, name=p.name) for p in players
+        ]
+        dialog = WarParticipantDialog(self.app.view, players=play_opts)
+        if dialog.exec() != QDialog.DialogCode.Accepted:
+            return
+        player_id = dialog.get_player_id()
+        faction = dialog.get_participant_faction()
+        if not player_id:
+            return
+        self.app.model.add_war_participant(
+            self.app.navigation.selected_war_id, player_id, faction
+        )
+        self.app.is_dirty = True
+        self.app.navigation.refresh(RefreshScope.WAR_DETAILS)
+
+    def edit_war_participant(self, participant_id: str) -> None:
+        war_part = self.app.model.get_war_participant(participant_id)
+        player = self.app.model.get_player(war_part.player_id)
+        play_opt = ParticipantOption(id=player.id, name=player.name)
+        war_part_dialog = WarParticipantDialog(
+            self.app.view,
+            players=[play_opt],
+            default_player_id=war_part.id,
+            default_faction=war_part.faction,
+            editable_player=False,
+        )
+        if war_part_dialog.exec() == QDialog.DialogCode.Accepted:
+            faction = war_part_dialog.get_participant_faction()
+            self.app.model.update_war_participant(participant_id, faction=faction)