import { defineComponent, provide, watch } from "vue"
import { useI18n } from "vue-i18n"

export const NEWBIE_LOCALE = Symbol("NEWBIE_LOCALE")
export const NEWBIE_EDITOR = Symbol("NEWBIE_EDITOR")
export const NEWBIE_TABLE = Symbol("NEWBIE_TABLE")
export const NEWBIE_UPLOADER = Symbol("NEWBIE_UPLOADER")
export const NEWBIE_FORM = Symbol("NEWBIE_FORM")
export const NEWBIE_SEARCH = Symbol("NEWBIE_SEARCH")

/**
 * Newbie 配置组件
 * @version 1.0.0
 */
export default defineComponent({
	name: "NewbieProvider",
	/**
	 * @typedef {Object} ProviderProps
	 * @property {EditorProviderProps} [editor] `NewbieEditor` 配置
	 * @property {TableProviderProps} [table] `NewbieTable` 配置
	 * @property {UploaderProviderProps} [uploader] `NewbieUploader` 配置
	 * @property {FormProviderProps} [form] `NewbieForm` 配置
	 * @property {SearchProviderProps} [search] `NewbieSearch` 配置
	 *
	 */
	props: {
		/**
		 * @typedef {Object} EditorProviderProps `NewbieEditor` 配置
		 * @property  {string} editor.uploadUrl 上传地址
		 */
		editor: {
			type: Object,
			default: () => ({
				uploadUrl: "",
			}),
		},
		/**
		 * @typedef {Object} TableProviderProps `NewbieTable` 配置
		 * @property {number} [page] 当前页码
		 * @property {number} [pageSize] 每页条数
		 * @property {string} [pageKey] 页码参数名
		 * @property {string} [pageSizeKey] 每页条数参数名
		 * @property {Function} [afterFetched] 返回数据处理函数
		 */
		table: {
			type: Object,
			default: () => ({
				page: 1,
				pageSize: 10,
				pageKey: "page",
				pageSizeKey: "pageSize",
				afterFetched: null,
			}),
		},

		/**
		 * @typedef {Object} UploaderProviderProps `NewbieUploader` 配置
		 * @property {string} uploadUrl 上传地址
		 * @property {UploadFileItem} defaultFileItem 默认文件项
		 *
		 * @typedef {Object} UploadFileItem 文件项
		 * @property {string} [id] 文件 ID
		 * @property {string} [name] 文件名
		 * @property {string} defaultFileItem.url 文件地址
		 * @property {string} defaultFileItem.path 文件路径
		 * @property {string} [thumbUrl] 缩略图地址
		 */
		uploader: {
			type: Object,
			default: () => ({
				uploadUrl: "",
				defaultFileItem: {
					id: "id",
					name: "name",
					url: "url",
					path: "path",
					thumbUrl: "thumbUrl",
				},
			}),
		},

		/**
		 * @typedef {Object} FormProviderProps `NewbieForm` 配置
		 * @property {Object} [format] 格式化配置, 如 {date: true} 表示在提交表单时使用 `useFormFormat` 格式所有日期字段
		 * @property {Function} [afterFetched] 处理接口返回数据的函数
		 * @property {Object} [columns] Field的默认配置, 如 {switch: {defaultProps: {...}}}，可以被覆盖
		 */
		form: {
			type: Object,
			default: () => ({
				format: {},
				afterFetched: null,
				columns: {},
			}),
		},

		/**
		 * @typedef {Object} SearchProviderProps `NewbieSearch` 配置
		 * @property {Object} [maskClass] 定制伪 Input 样式
		 * @property {Object} [inputClass] 弹层中 Input 的样式
		 * @property {Function} [valueFormatter] 时间格式化函数
		 */
		search: {
			type: Object,
			default: () => ({
				maskClass: "",
				inputClass: "",
				valueFormatter: null,
			}),
		},

		/**
		 * 语言配置
		 */
		locale: {
			type: String,
			default: "zh_CN",
		},
	},
	setup(props, { slots }) {
		// 获取当前 locale
		const { locale } = useI18n()

		watch(
			() => props.locale,
			(value) => {
				if (value) {
					locale.value = value
				}
			},
			{
				immediate: true,
			},
		)

		// 提供语言配置
		provide(NEWBIE_LOCALE, props.locale)
		provide(NEWBIE_EDITOR, { uploadUrl: "", ...props.editor })
		provide(NEWBIE_TABLE, {
			page: 1,
			pageSize: 10,
			pageKey: "page",
			pageSizeKey: "pageSize",
			afterFetched: null,
			...props.table,
		})
		provide(NEWBIE_UPLOADER, {
			defaultFileItem: {
				id: "id",
				name: "name",
				url: "url",
				path: "path",
				thumbUrl: "thumbUrl",
			},
			...props.uploader,
		})
		provide(NEWBIE_FORM, { format: {}, ...props.form })
		provide(NEWBIE_SEARCH, {
			maskClass: "",
			inputClass: "",
			valueFormatter: null,
			...props.search,
		})

		return () => <div>{slots.default?.()}</div>
	},
})