From 973c786fa51b657fa134b01c311f72386386c251 Mon Sep 17 00:00:00 2001
From: Tevin <tingquanren@163.com>
Date: Thu, 19 Aug 2021 10:48:19 +0800
Subject: [PATCH] 移动端请求打通App请求模式

---
 bases/Fetcher.js |  133 +++++++++++++++++++++++++++++++++----------
 1 files changed, 101 insertions(+), 32 deletions(-)

diff --git a/bases/Fetcher.js b/bases/Fetcher.js
index aae3313..7507469 100644
--- a/bases/Fetcher.js
+++ b/bases/Fetcher.js
@@ -19,7 +19,11 @@
             urlPrefix: options.urlPrefix || ['/api/common/', '/api/common/'],
         };
         if (project.host.mock === 'on') {
-            this._defaultConfig.url = Fetcher.host + project.host.assetsPath.replace('/assets', '/mocks');
+            if (project.host.assetsPath.indexOf('..') === 0) {
+                this._defaultConfig.url = Fetcher.host + '/' + project.host.assetsPath.replace('/assets', '/mocks');
+            } else {
+                this._defaultConfig.url = Fetcher.host + project.host.assetsPath.replace('/assets', '/mocks');
+            }
         } else {
             this._defaultConfig.url = Fetcher.host;
         }
@@ -29,17 +33,35 @@
      * 请求配置
      * @private
      */
-    _defaultConfig = {
-        url: '',
-        header: {
-            'X-Requested-With': 'XMLHttpRequest',
-            'Content-Type': 'application/x-www-form-urlencoded;charset=UTF-8',
-            'Ax-Rq-Type': 'separation',
-        },
-        credentials: 'same-origin',
-        dataType: 'json',
-        timeout: 30 * 1000,
-    };
+    _defaultConfig = (() => {
+        // 跨域模式,一般为 App 内嵌页面
+        if (project.host.cors) {
+            return {
+                url: '',
+                header: {
+                    'Content-Type': 'application/x-www-form-urlencoded;charset=UTF-8',
+                },
+                mode: 'cors',
+                credentials: 'include',
+                dataType: 'json',
+                timeout: 30 * 1000,
+            };
+        }
+        // 正常模式,小程序、普通H5
+        else {
+            return {
+                url: '',
+                header: {
+                    'X-Requested-With': 'XMLHttpRequest',
+                    'Content-Type': 'application/x-www-form-urlencoded;charset=UTF-8',
+                    'Ax-Rq-Type': 'separation',
+                },
+                credentials: 'same-origin',
+                dataType: 'json',
+                timeout: 30 * 1000,
+            };
+        }
+    })();
 
     /**
      * 拼写 URL 地址
@@ -128,12 +150,22 @@
      */
     query(type, url, data = null, remap, options = {}) {
         return new Promise((resolve, reject) => {
+            const header = {
+                ...this._defaultConfig.header,
+            };
+            if (process.env.TARO_ENV === 'weapp') {
+                header['Cookie'] = this._getCookies();
+            }
             Taro.request({
                 ...this._defaultConfig,
+                header,
                 url: this._defaultConfig.url + url,
                 method: type.toUpperCase(),
                 data,
                 success: response => {
+                    if (process.env.TARO_ENV === 'weapp') {
+                        this._saveCookies(response.cookies);
+                    }
                     /**
                      * @type {{state: {code, http, msg}, data: Object}}
                      * @example response.state.code
@@ -153,6 +185,24 @@
                 },
             });
         });
+    }
+
+    _saveCookies(cookies) {
+        const localCookies = JSON.parse(Taro.getStorageSync('cookies') || '{}');
+        cookies.forEach(cookie => {
+            const mc = cookie.match(/([a-zA-Z0-9_\-]+)=(.*?);/);
+            localCookies[mc[1]] = mc[2];
+        });
+        Taro.setStorageSync('cookies', JSON.stringify(localCookies));
+    }
+
+    _getCookies() {
+        const localCookies = JSON.parse(Taro.getStorageSync('cookies') || '{}');
+        const cookiesArr = [];
+        Object.keys(localCookies).forEach(key => {
+            cookiesArr.push(key + '=' + localCookies[key]);
+        });
+        return cookiesArr.join('; ');
     }
 
     /**
@@ -251,7 +301,9 @@
         } else {
             msg += '解析通讯数据异常!';
         }
-        this.message('error', msg);
+        setTimeout(() => {
+            this.message('fail', msg);
+        }, 20);
     }
 
     /**
@@ -284,12 +336,18 @@
                 return response.data;
             }
         } else if (response.state.code === 2001) {
-            this.message('info', response.state.msg);
+            setTimeout(() => {
+                this.message('info', response.state.msg);
+            }, 20);
             return null;
         } else if (response.state.code === 9001) {
-            // this._showLoginExpired();
+            if (process.env.TARO_ENV === 'weapp') {
+                Taro.navigateTo({ url: '/pages/home/index/index?mode=login' });
+            }
         } else {
-            this.message('error', response.state.msg);
+            setTimeout(() => {
+                this.message('error', response.state.msg);
+            }, 20);
             return null;
         }
     }
@@ -513,7 +571,7 @@
             title: msg,
             icon: 'none',
             mask: true,
-            duration: type === 'error' ? 5000 : 3000,
+            duration: type === 'fail' ? 3000 : 2000,
         });
     }
 
@@ -545,30 +603,41 @@
      * @type {String}
      */
     static host = (() => {
-        // 网页
+        // 网页模式
         if (process.env.TARO_ENV === 'h5') {
-            // 开发
-            if (Fetcher.inDevMod) {
+            // 如果网址参数有指定服务器
+            const server = Tools.getUrlParam('server');
+            if (server) {
+                // 如果是完整网址,直接使用地址
+                if (server.indexOf('http') >= 0) {
+                    return server;
+                }
+                // 如果有匹配服务器,使用指定的服务器地址
+                if (typeof project.host.hosts[server] !== 'undefined') {
+                    return project.host.hosts[server];
+                }
+                // 否则使用本地
+                else {
+                    return project.host.hosts.lc;
+                }
+            }
+            // 网页域名提取服务器地址
+            else if (window.location.protocol.indexOf('http') >= 0) {
                 return window.location.protocol + '//' + window.location.host;
             }
-            // 生产
+            // 既不指定server也不是域名访问,使用设置的服务器地址
             else {
-                // 如果网址参数有指定服务器类型,匹配指定的服务器地址
-                const sever = Tools.getUrlParam('sever');
-                if (sever && typeof project.host.hosts[sever] !== 'undefined') {
-                    return project.host.hosts[sever];
+                // 开发
+                if (Fetcher.inDevMod) {
+                    return project.host.hosts[project.host.devType];
                 }
-                // 网页域名提取服务器地址
-                else if (window.location.protocol.indexOf('http') >= 0) {
-                    return window.location.protocol + '//' + window.location.host;
-                }
-                // 非 http 协议打开时,使用设置的服务器地址
-                else if (project.host.server) {
+                // 生产
+                else {
                     return project.host.hosts[project.host.serverType];
                 }
             }
         }
-        // 小程序
+        // 小程序模式
         else if (process.env.TARO_ENV === 'weapp') {
             // 开发
             if (Fetcher.inDevMod) {

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