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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,67 @@ | ||
| /** | ||
| * | ||
| * 提供格式化相关逻辑 | ||
| * | ||
| */ | ||
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| import type { VoerkaI18nScope } from "../../scope"; | ||
| import { VoerkaI18nFormatter } from "../../types"; | ||
| import { VoerkaI18nFormatterManager } from "./manager"; | ||
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| export class FormatterMixin{ | ||
| private _formatters:VoerkaI18nFormatterManager | null = null | ||
| get formatters() { return this._formatters!;} // 当前作用域的所有格式化器定义 {<语言名称>: {$types,$config,[格式化器名称]: () = >{},[格式化器名称]: () => {}}} | ||
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| protected initFormatters(this:VoerkaI18nScope){ | ||
| this._formatters = new VoerkaI18nFormatterManager(this) | ||
| } | ||
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| /** | ||
| * 初始化格式化器 | ||
| * 激活和默认语言的格式化器采用静态导入的形式，而没有采用异步块的形式，这是为了确保首次加载时的能马上读取，而不能采用延迟加载方式 | ||
| * #activeFormatters={ | ||
| * global:{...} // 或true代表注册到全局 | ||
| * $config:{...}, | ||
| * $types:{...}, | ||
| * [格式化器名称]:()=>{...}, | ||
| * [格式化器名称]:()=>{...}, | ||
| * ... | ||
| * } | ||
| */ | ||
| // private _loadInitialFormatters(){ | ||
| // this._formatterRegistry= new VoerkaI18nFormatterManager(this) | ||
| // // 初始化格式化器 | ||
| // this.formatters.loadInitials(this._options.formatters) | ||
| // // 保存到Registry中，就可以从options中删除了 | ||
| // delete (this.options as any).formatters | ||
| // } | ||
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| /** | ||
| * 注册格式化器 | ||
| * | ||
| * 格式化器是一个简单的同步函数value=>{...}，用来对输入进行格式化后返回结果 | ||
| * | ||
| * registerFormatter(name,value=>{...}) // 注册到所有语言 | ||
| * registerFormatter(name,value=>{...},{langauge:"zh"}) // 注册到zh语言 | ||
| * registerFormatter(name,value=>{...},{langauge:"en"}) // 注册到en语言 | ||
| * registerFormatter("Date",value=>{...},{langauge:"en"}) // 注册到en语言的默认数据类型格式化器 | ||
| * registerFormatter(name,value=>{...},{langauge:["zh","cht"]}) // 注册到zh和cht语言 | ||
| * registerFormatter(name,value=>{...},{langauge:"zh,cht"}) | ||
| * @param {*} formatter 格式化器 | ||
| language : 字符串或数组，声明该格式化器适用语言 | ||
| *代表适用于所有语言 | ||
| 语言名称，语言名称数组，或者使用,分割的语言名称字符串 | ||
| asGlobal : 注册到全局 | ||
| */ | ||
| registerFormatter(this:VoerkaI18nScope,name:string, formatter:VoerkaI18nFormatter, options?:{ language?: string | string[] | "*", asGlobal?:boolean } ) { | ||
| const {language = "*", asGlobal= true} = options || {} | ||
| if(asGlobal){ | ||
| this.global.registerFormatter(name, formatter, {language}); | ||
| }else{ | ||
| this.formatters.register(name, formatter, {language}); | ||
| } | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,106 @@ | ||
| /** | ||
| * | ||
| * 提供翻译函数 | ||
| * | ||
| */ | ||
| import { isNumber } from "flex-tools/typecheck/isNumber" | ||
| import { isPlainObject } from "flex-tools/typecheck/isPlainObject" | ||
| import { isFunction } from "flex-tools/typecheck/isFunction" | ||
| import type { VoerkaI18nScope } from "../scope" | ||
| import { isMessageId } from "../utils/isMessageId" | ||
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| export class TranslateMixin{ | ||
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| /** | ||
| * 根据值的单数和复数形式，从messages中取得相应的消息 | ||
| * | ||
| * @param {*} messages 复数形式的文本内容 = [<=0时的内容>，<=1时的内容>，<=2时的内容>,...] | ||
| * @param {*} value | ||
| */ | ||
| private _getPluraMessage(messages:string | string[],value:number){ | ||
| try{ | ||
| if(Array.isArray(messages)){ | ||
| return messages.length > value ? messages[value] : messages[messages.length-1] | ||
| }else{ | ||
| return messages | ||
| } | ||
| }catch{ | ||
| return Array.isArray(messages) ? messages[0] : messages | ||
| } | ||
| } | ||
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| translate(this:VoerkaI18nScope,message:string,...args:any[]):string { | ||
| // 如果内容是复数，则其值是一个数组，数组中的每个元素是从1-N数量形式的文本内容 | ||
| let result:string | string[] = message | ||
| let vars=[] // 插值变量列表 | ||
| let pluraValue = null // 复数值 | ||
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| if(!(typeof(message)==="string")) return message | ||
| try{ | ||
| // 1. 预处理变量: 复数变量保存至pluralVars中 , 变量如果是Function则调用 | ||
| if(arguments.length === 2 && isPlainObject(arguments[1])){// 字典插值 | ||
| const dictVars:Record<string,any>=arguments[1] | ||
| for(const [name,value] of Object.entries(dictVars)){ | ||
| if(isFunction(value)){ | ||
| try{ | ||
| dictVars[name] = value() | ||
| }catch{ | ||
| dictVars[name] = value | ||
| } | ||
| } | ||
| // 以$开头的视为复数变量，记录下来 | ||
| const isNum:boolean = typeof(dictVars[name])==="number" | ||
| if((pluraValue==null && isNum) || name.startsWith("$") && isNum){ | ||
| pluraValue = dictVars[name] | ||
| } | ||
| } | ||
| vars = [dictVars] | ||
| }else if(arguments.length >= 2){ // 位置插值 | ||
| vars = [...arguments].splice(1).map((arg)=>{ | ||
| try{ | ||
| arg = isFunction(arg) ? arg() : arg | ||
| // 约定：位置参数中以第一个数值变量作为指示复数变量 | ||
| if(isNumber(arg)) pluraValue = parseInt(arg) | ||
| }catch{ | ||
| return String(arg) | ||
| } | ||
| return arg | ||
| }) | ||
| } | ||
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| if(isMessageId(message)){ // 如果是数字id, | ||
| result = (this.current as any)[message] || message | ||
| }else{ | ||
| const msgId = this.idMap[message] | ||
| // 语言包可能是使用idMap映射过的，则需要转换 | ||
| result = (msgId ? (this.current as any)[msgId] : (this.current as any)[message]) ?? message | ||
| } | ||
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| // 2. 处理复数 | ||
| // 经过上面的处理，content可能是字符串或者数组 | ||
| // content = "原始文本内容" || 复数形式["原始文本内容","原始文本内容"....] | ||
| // 如果是数组说明要启用复数机制，需要根据插值变量中的某个变量来判断复数形式 | ||
| if(Array.isArray(result) && result.length>0){ | ||
| // 如果存在复数命名变量，只取第一个复数变量 | ||
| if(pluraValue!==null){ // 启用的是位置插值 | ||
| result = this._getPluraMessage(result,pluraValue) | ||
| }else{ // 如果找不到复数变量，则使用第一个内容 | ||
| result = result[0] | ||
| } | ||
| } | ||
| // 如果没有传入插值变量，则直接返回 | ||
| if(args.length===0) return result as string | ||
| // 进行插值处理 | ||
| return this.interpolator.replace(result as string,...vars) | ||
| }catch{ | ||
| return result as any // 出错则返回原始文本 | ||
| } | ||
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| } | ||
| } | ||
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