mock-service-plugin/lib/src/response/handler-factory.js

模拟后端接口服务

'use strict';

var jsonHandler = require('./json-handler.js');
var sseHandler = require('./sse-handler.js');
var textHandler = require('./text-handler.js');
var xmlHandler = require('./xml-handler.js');
var csvHandler = require('./csv-handler.js');
var imageHandler = require('./image-handler.js');
var constant = require('../constant.js');

const CONTENT_TYPE_HANDLERS = {
    "application/json": jsonHandler.JsonResponseHandler,
    "text/event-stream": sseHandler.SseResponseHandler,
    "text/plain": textHandler.TextResponseHandler,
    "text/html": textHandler.TextResponseHandler,
    "text/markdown": textHandler.TextResponseHandler,
    "text/css": textHandler.TextResponseHandler,
    "application/javascript": textHandler.TextResponseHandler,
    "application/xml": xmlHandler.XmlResponseHandler,
    "text/csv": csvHandler.CsvResponseHandler,
    "image/png": imageHandler.ImageResponseHandler,
    "image/jpeg": imageHandler.ImageResponseHandler,
    "image/gif": imageHandler.ImageResponseHandler,
    "image/svg+xml": imageHandler.ImageResponseHandler,
    // 可以在这里添加更多处理器
};
class ResponseHandlerFactory {
    static getHandler(contentType) {
        const HandlerClass = CONTENT_TYPE_HANDLERS[contentType];
        if (!HandlerClass) {
            throw new Error(`No handler found for content type: ${contentType}`);
        }
        return new HandlerClass();
    }
    static getContentTypeByExtension(extension) {
        return constant.CONTENT_TYPES[extension.toLowerCase()] || "application/json";
    }
}

exports.ResponseHandlerFactory = ResponseHandlerFactory;
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