import { Attachment } from "./Attachment";
import { Model, QueryPage } from "./Model";
import { MediaItem } from "./UI";

/** 交通类型 */
export enum TransportationType {
	PLANE = "PLANE",
	TRAIN = "TRAIN",
	CAR = "CAR",
	SHIP = "SHIP",
	SELF_DRIVING = "SELF_DRIVING",
	OTHER = "OTHER"
}

/** 交通类型中文映射 */
export const TransportationTypeLabel: Record<TransportationType, string> = {
	[TransportationType.PLANE]: "飞机",
	[TransportationType.TRAIN]: "火车",
	[TransportationType.CAR]: "汽车",
	[TransportationType.SHIP]: "轮船",
	[TransportationType.SELF_DRIVING]: "自驾",
	[TransportationType.OTHER]: "其他"
};

/** 旅行状态 */
export enum TravelStatus {
	PLANNING = "PLANNING",
	ONGOING = "ONGOING",
	COMPLETED = "COMPLETED"
}

/** 旅行状态中文映射 */
export const TravelStatusLabel: Record<TravelStatus, string> = {
	[TravelStatus.PLANNING]: "计划中",
	[TravelStatus.ONGOING]: "进行中",
	[TravelStatus.COMPLETED]: "已完成"
};

/** 旅行状态图标映射 */
export const TravelStatusIcon: Record<TravelStatus, string> = {
	[TravelStatus.PLANNING]: "calendar",
	[TravelStatus.ONGOING]: "play-circle",
	[TravelStatus.COMPLETED]: "check-circle"
};

/** 旅行计划实体 */
export interface Travel extends Model {
	/** 交通类型 */
	transportationType?: TransportationType;

	/** 标题 */
	title?: string;

	/** 内容 */
	content?: string;

	/** 出行时间戳 */
	travelAt?: number;

	/** 天数 */
	days?: number;

	/** 状态 */
	status?: TravelStatus;

	/** 格式化的出行日期 */
	travelDate?: string;

	/** 格式化的出行时间 */
	travelTime?: string;
}

/** 旅行分页查询 */
export interface TravelPage extends QueryPage {
	/** 条件过滤 */
	equalsExample?: {
		status?: TravelStatus;
	};
}

/** 地点类型 */
export enum TravelLocationType {
	ATTRACTION = "ATTRACTION",
	HOTEL = "HOTEL",
	RESTAURANT = "RESTAURANT",
	TRANSPORT = "TRANSPORT",
	SHOPPING = "SHOPPING",
	OTHER = "OTHER"
}

/** 地点类型中文映射 */
export const TravelLocationTypeLabel: Record<TravelLocationType, string> = {
	[TravelLocationType.ATTRACTION]: "景点",
	[TravelLocationType.HOTEL]: "酒店",
	[TravelLocationType.RESTAURANT]: "餐厅",
	[TravelLocationType.TRANSPORT]: "交通站点",
	[TravelLocationType.SHOPPING]: "购物",
	[TravelLocationType.OTHER]: "其他"
};

/** 地点类型图标映射 */
export const TravelLocationTypeIcon: Record<TravelLocationType, string> = {
	[TravelLocationType.ATTRACTION]: "location",
	[TravelLocationType.HOTEL]: "home",
	[TravelLocationType.RESTAURANT]: "shop",
	[TravelLocationType.TRANSPORT]: "map-route",
	[TravelLocationType.SHOPPING]: "cart",
	[TravelLocationType.OTHER]: "ellipsis"
};

/** 旅行地点实体 */
export interface TravelLocation extends Model {
	/** 关联的旅行计划 ID */
	travelId?: number;

	/** 地点类型 */
	type?: TravelLocationType;

	/** 标题 */
	title?: string;

	/** 说明 */
	description?: string;

	/** 纬度 */
	lat?: number;

	/** 经度 */
	lng?: number;

	/** 位置描述 */
	location?: string;

	/** 费用 */
	amount?: number;

	/** 是否需要身份证 */
	requireIdCard?: boolean;

	/** 必要评分 */
	score?: number;

	/** 附件 */
	items?: Attachment[];

	/** 保留的附件 ID 列表（更新时使用） */
	attachmentIds?: number[];

	/** 临时文件 ID 列表（创建/更新时上传附件用） */
	tempFileIds?: string[];
	
	// ---------- 视图属性 ----------

	/** 类型标签 */
	typeLabel?: string;

	/** 类型图标 */
	typeIcon?: string;
	
	/** 分列后的 items，用于瀑布流展示 */
	columnedItems?: MediaItem[][];

	/** 媒体项（由附件转） */
	mediaItems?: MediaItem[];
}