class Language {
	constructor() {
		this.getLanguages = this.getLanguages.bind(this);
		this.languagecode = wx.getStorageSync('languagecode') || 'ZH';
		this.languageRequestInProgress = null; // 新增：用于标识请求是否正在进行
		if (this.languagecode != 'ZH') {
			setTimeout(() => {
				this.getLanguages(this.languagecode)
			}, 300)
		} else {
			wx.removeStorageSync('languagePackage');
			wx.setStorageSync('languagePackage', {
				"新建": "新建"
			})
		}
	}
	async getLanguages(languagecode) {
		if (this.languageRequestInProgress) return this.languageRequestInProgress;

		// 先创建请求 Promise
		let requestPromise = (async () => {
			try {
				let res = {
					data: {}
				};
				if (languagecode !== 'ZH') {
					res = await getApp().globalData.http.base({
						id: 2024062809072801,
						content: {
							date: Date.now()
						}
					});
				}

				// 更新语言包和语言代码
				wx.removeStorageSync('languagePackage');
				wx.setStorageSync('languagePackage', res.data[languagecode] || {
					"新建": "新建"
				});
				this.languagecode = languagecode;

				// 保存到本地存储
				wx.removeStorageSync('languagecode');
				wx.setStorageSync('languagecode', languagecode);

			} catch (error) {
				throw error;
			}
		})();

		// 🔑 把 this.languageRequestInProgress 设为一个带 finally 的 Promise
		this.languageRequestInProgress = requestPromise.finally(() => {
			this.languageRequestInProgress = null;
		});

		return this.languageRequestInProgress;
	}


	getLanguagePackage(that, setNavBarTitle, count = 0) {
		if (count == 10) return;
		if (this.languagecode == 'ZH') {
			that.setData({
				language: {
					"新建": "新建"
				},
				sColors: getApp().globalData.sColors
			});
			if (setNavBarTitle) this.setNavBarTitle(setNavBarTitle);
		} else {
			if (!wx.getStorageSync('languagePackage')['新建']) {
				if (count == 0) that.setData({
					sColors: getApp().globalData.sColors,
					language: {
						"新建": "新建"
					},
				});
				setTimeout(() => {
					this.getLanguagePackage(that, setNavBarTitle, count + 1);
				}, count == 0 ? 400 : 100);
			} else {
				that.setData({
					language: wx.getStorageSync('languagePackage'),
					sColors: getApp().globalData.sColors
				});
				if (setNavBarTitle) this.setNavBarTitle(setNavBarTitle);
			}
		}
	}

	getMapText(text, f = '', r = '') {
		let v = ''
		try {
			v = wx.getStorageSync('languagePackage')[text] || text
		} catch (error) {
			if (wx.getStorageSync('languagecode') != 'ZH') console.log('getMapText：未获取到', text)
			v = text
		}
		return f + v + r
	}
	setNavBarTitle(title) {
		wx.setNavigationBarTitle({
			title: this.getMapText(title)
		})
	}
	showToast(list, mask = false) {
		if (list.length) wx.showToast({
			title: this.joint(list),
			icon: "none",
			mask: mask
		})
	}
	modeBoxPrompts(list = [], title = '提示', confirmText = '确定') {
		wx.showModal({
			title: this.getMapText(title),
			content: this.joint(list),
			showCancel: false,
			confirmText: this.getMapText(confirmText),
		})
	}
	/* t:translate 是否翻译 v:value 值 f:front 前面 r:rear 后面 */
	joint(list) {
		if (typeof list == 'string') return this.getMapText(list)
		let str = ''
		list.forEach(v => {
			let value = ''
			try {
				value = v.t ? this.getMapText(v.v, v.f || '', v.r || '') : ((v.f || '') + v.v + (v.r || ''))
			} catch (error) {
				value = (v.f || '') + v.v + (v.r || '')
			}
			str += value
		})
		return str
	}
}
export {
	Language
}