import api from "../config/api.js";
import Http from "./Http.js";
import After from "./interceptors/After.js";
import Before from "./interceptors/Before.js";
import Complete from "./interceptors/Complete.js";
import Success from "./interceptors/Success.js";
import Fail from "./interceptors/Fail.js";
import store from "../store";
let Request = {
	//全局 监听器 和 拦截器
	interceptors:function(){
		return {
			after : (new After()).create,
			before : (new Before()).create,
			success : (new Success()).create,
			fail : (new Fail()).create,
			complete : (new Complete()).create
		};
	},
	/**
	 * 获取API接口
	 * @param {Object} name
	 */
	getApi:function(name){
		return store.state.http + api[name];
	},
	/**
	 * get 提交数据
	 * @param {Object} name api类目
	 * @param {Object} post 提交参数
	 * @param {Object} data 其他参数 {
		 type : "json",//默认 返回用json进行解析
		 header : {key:value},//使用字典模式 传递http头数据
		 interceptors : {
			 before:()=>{},//请求之前[返回false表示拦击 | 返回true不拦截]
			 after:()=>{},//请求之后 [返回false表示拦击 | 返回true不拦截]
			 success:()=>{},//请求成功 [只能监听]
			 fail:()=>{},//请求失败 [只能监听]
			 complete:()=>{}//无论失败和成功 [只能监听]
		 },//拦截器 | 监听器
		 //执行顺序
		 before  ->  after  -> success | fail | complete
	 } 
	 * 
	 */
	get: async function(name,post,data = {}) {
		return this.build(name,post,"get",data);
	},
	/**
	 * post 提交数据
	 * @param {Object} name api类目
	 * @param {Object} post 提交参数
	 * @param {Object} data 其他参数  参考上面
	 *
	 */
	post: async function(name,post,data = {}) {
		return this.build(name,post,"post",data);
	},
	/**
	 * 上传文件
	 * @param {Object} name api类目
	 * @param {Object} post 提交参数
	 * @param {Object} post 文件数据
	 * @param {Object} post 提交input名字
	 * @param {Object} data 其他参数  参考上面
	 *
	 */
	uploadFile: async function(name,img,inputName,post,data = {}) {
		return this.build(name,post,"file",data,img,inputName);
	},
	/**
	 * 提交数据
	 */
	build: async function(name,post,method,data = {},img = null,inputName=null){
		return await new Promise((resolve, reject) => {
			let http = new Http();
			//类型
			if(data.type != null) {
				http.setType(data.type);
			}
			//头部文件
			if(data.header != null){
				for(var i in data.header) {
					http.setHeader(i,data.header[i]);
				}
			}
			//全局监听口
			let interceptors = this.interceptors();
			for(var i in interceptors) {
				http.interceptors.hasOwnProperty(i) ? http.interceptors[i](interceptors[i]) : '';
			}
			//监听口
			if(data.interceptors != null) {
				for(var i in data.interceptors) {
					http.interceptors.hasOwnProperty(i) ? http.interceptors[i](data.interceptors[i]) : '';
				}
			}
			// [成功|失败]返回口
			http.interceptors.success((res)=>{
				resolve(res);
			});
			//失败返回
			http.interceptors.fail((res)=>{
				console.log(res);
				reject(-1,res);
			});
			//监听拦截器，告诉调用口(catch)是否被拦截 
			http.interceptors._intercept(() =>{
				console.log("intercept");
				reject(-2);
			});
			var url = "";
			
			if(name.indexOf('http://') == 0 || name.indexOf("https://") == 0) {
				url = name;
			} else {
				url = store.state.http + api[name];
			}
			
			
			if(method == 'get')
				http.get(url,post);
			
			if(method == 'post')
				http.post(url,post);
			if(method == 'file')
				http.uploadFile(url,post,img,inputName);
		});
	}
	
	
};

export default Request;