from ui_console import LoadGameStateCommand, SaveGameStateCommand
from ui_dialog import Field, UIDialog
from ui_list_operations import (
    LO_NONE,
)


class NewGameDirDialog(UIDialog):
    title = "New game"
    field0_label = "Name of new game folder:"
    field1_label = "Name of new game:"
    field_width = UIDialog.default_field_width
    fields = [
        Field(label=field0_label, type=str, width=field_width, oneline=False),
        Field(label=field1_label, type=str, width=field_width, oneline=False),
    ]
    confirm_caption = "Create"
    game_mode_visible = True

    # TODO: only allow names that don't already exist

    def get_initial_field_text(self, field_number):
        # provide a reasonable non-blank name
        if field_number == 0:
            return "newgame"
        elif field_number == 1:
            return type(self.ui.app.gw).game_title

    def confirm_pressed(self):
        if self.ui.app.gw.create_new_game(self.field_texts[0], self.field_texts[1]):
            self.ui.app.enter_game_mode()
        self.dismiss()


class LoadGameStateDialog(UIDialog):
    title = "Open game state"
    field_label = "Game state file to open:"
    field_width = UIDialog.default_field_width
    fields = [Field(label=field_label, type=str, width=field_width, oneline=False)]
    confirm_caption = "Open"
    game_mode_visible = True

    # TODO: only allow valid game state file in current game directory

    def confirm_pressed(self):
        LoadGameStateCommand.execute(self.ui.console, [self.field_texts[0]])
        self.dismiss()


class SaveGameStateDialog(UIDialog):
    title = "Save game state"
    field_label = "New filename for game state:"
    field_width = UIDialog.default_field_width
    fields = [Field(label=field_label, type=str, width=field_width, oneline=False)]
    confirm_caption = "Save"
    game_mode_visible = True

    def confirm_pressed(self):
        SaveGameStateCommand.execute(self.ui.console, [self.field_texts[0]])
        self.dismiss()


class AddRoomDialog(UIDialog):
    title = "Add new room"
    field0_label = "Name for new room:"
    field1_label = "Class of new room:"
    field_width = UIDialog.default_field_width
    fields = [
        Field(label=field0_label, type=str, width=field_width, oneline=False),
        Field(label=field1_label, type=str, width=field_width, oneline=False),
    ]
    confirm_caption = "Add"
    game_mode_visible = True
    invalid_room_name_error = "Invalid room name."

    def get_initial_field_text(self, field_number):
        # provide a reasonable non-blank name
        if field_number == 0:
            return "Room " + str(len(self.ui.app.gw.rooms) + 1)
        elif field_number == 1:
            return "GameRoom"

    def is_input_valid(self):
        return self.field_texts[0] != "", self.invalid_room_name_error

    def confirm_pressed(self):
        valid, reason = self.is_input_valid()
        if not valid:
            return
        self.ui.app.gw.add_room(self.field_texts[0], self.field_texts[1])
        self.dismiss()


class SetRoomCamDialog(UIDialog):
    title = "Set room camera marker"
    tile_width = 48
    field0_label = "Name of location marker object for this room:"
    field_width = UIDialog.default_field_width
    fields = [Field(label=field0_label, type=str, width=field_width, oneline=False)]
    confirm_caption = "Set"
    game_mode_visible = True

    def dismiss(self):
        self.ui.edit_list_panel.set_list_operation(LO_NONE)
        UIDialog.dismiss(self)

    def confirm_pressed(self):
        self.ui.app.gw.current_room.set_camera_marker_name(self.field_texts[0])
        self.dismiss()


class SetRoomEdgeWarpsDialog(UIDialog):
    title = "Set room edge warps"
    tile_width = 48
    fields = 4
    field0_label = "Name of room/object to warp at LEFT edge:"
    field1_label = "Name of room/object to warp at RIGHT edge:"
    field2_label = "Name of room/object to warp at TOP edge:"
    field3_label = "Name of room/object to warp at BOTTOM edge:"
    field_width = UIDialog.default_field_width
    fields = [
        Field(label=field0_label, type=str, width=field_width, oneline=False),
        Field(label=field1_label, type=str, width=field_width, oneline=False),
        Field(label=field2_label, type=str, width=field_width, oneline=False),
        Field(label=field3_label, type=str, width=field_width, oneline=False),
    ]
    confirm_caption = "Set"
    game_mode_visible = True

    def get_initial_field_text(self, field_number):
        room = self.ui.app.gw.current_room
        names = {
            0: room.left_edge_warp_dest_name,
            1: room.right_edge_warp_dest_name,
            2: room.top_edge_warp_dest_name,
            3: room.bottom_edge_warp_dest_name,
        }
        return names[field_number]

    def dismiss(self):
        self.ui.edit_list_panel.set_list_operation(LO_NONE)
        UIDialog.dismiss(self)

    def confirm_pressed(self):
        room = self.ui.app.gw.current_room
        room.left_edge_warp_dest_name = self.field_texts[0]
        room.right_edge_warp_dest_name = self.field_texts[1]
        room.top_edge_warp_dest_name = self.field_texts[2]
        room.bottom_edge_warp_dest_name = self.field_texts[3]
        room.reset_edge_warps()
        self.dismiss()


class SetRoomBoundsObjDialog(UIDialog):
    title = "Set room edge object"
    field0_label = "Name of object to use for room bounds:"
    field_width = UIDialog.default_field_width
    fields = [Field(label=field0_label, type=str, width=field_width, oneline=False)]
    confirm_caption = "Set"
    game_mode_visible = True

    def get_initial_field_text(self, field_number):
        if field_number == 0:
            return self.ui.app.gw.current_room.warp_edge_bounds_obj_name

    def dismiss(self):
        self.ui.edit_list_panel.set_list_operation(LO_NONE)
        UIDialog.dismiss(self)

    def confirm_pressed(self):
        room = self.ui.app.gw.current_room
        room.warp_edge_bounds_obj_name = self.field_texts[0]
        room.reset_edge_warps()
        self.dismiss()


class RenameRoomDialog(UIDialog):
    title = "Rename room"
    field0_label = "New name for current room:"
    field_width = UIDialog.default_field_width
    fields = [Field(label=field0_label, type=str, width=field_width, oneline=False)]
    confirm_caption = "Rename"
    game_mode_visible = True
    invalid_room_name_error = "Invalid room name."

    def get_initial_field_text(self, field_number):
        if field_number == 0:
            return self.ui.app.gw.current_room.name

    def is_input_valid(self):
        return self.field_texts[0] != "", self.invalid_room_name_error

    def confirm_pressed(self):
        valid, reason = self.is_input_valid()
        if not valid:
            return
        world = self.ui.app.gw
        world.rename_room(world.current_room, self.field_texts[0])
        self.dismiss()