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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 | 5x 5x 5x 42x 42x 42x | import { createParamDecorator, ExecutionContext } from '@nestjs/common'; import { I18nService } from '..'; import { I18nContext } from '../i18n.context'; export const I18n = createParamDecorator((data, ctx: ExecutionContext) => { switch (ctx.getType() as string) { case 'http': return new I18nContext( ...resolveI18nServiceFromRequest(ctx.switchToHttp().getRequest()), ); case 'graphql': return new I18nContext( ...resolveI18nServiceFromGraphQLContext(ctx.getArgs()), ); case 'rpc': return new I18nContext( ...resolveI18nServiceFromRpcContext(ctx.switchToRpc().getContext()), ); default: throw Error(`context type: ${ctx.getType()} not supported`); } }); function resolveI18nServiceFromRequest(req: any): [string, I18nService] { return [ req.raw && req.raw.i18nLang ? req.raw.i18nLang : req.i18nLang, req.raw && req.raw.i18nService ? req.raw.i18nService : req.i18nService, ]; } function resolveI18nServiceFromGraphQLContext( graphqlContext, ): [string, I18nService] { const [root, args, ctx, info] = graphqlContext; return [ctx.req.i18nLang, ctx.req.i18nService]; } function resolveI18nServiceFromRpcContext( rpcContext: any, ): [string, I18nService] { return [rpcContext.i18nLang, rpcContext.i18nService]; } |