no message

mock/permission.json

+{"data":[{"id":1,"name":"数据治理体系"},{"id":2,"name":"整体运行态势"},{"id":3,"name":"重要活动保障"},{"id":4,"name":"123"},{"id":4,"name":"123"},{"id":5,"name":"123"}]}
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mock/role.json

+{"data":[{"id":1642489905694,"name":"角色1","permit":[2,3]},{"id":1642490036971,"name":"角色2"}]}
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src/data/authorityManage/role.ts

+import * as crod from "../crod";
+
+const roleUrl = './mock/role.json';
+const permitUrl = './mock/permit.json';
+
+/**
+ * 创建角色
+ * @param roleName 角色名称
+ * @param permission 角色权限
+ * {"id":1,"name":"角色1","permit":[2,3]}
+ */
+export async function createRole(roleName, permitId?) {
+    let result;
+    let roleId = Date.now();
+    let roleParams = {"id":roleId, "name":roleName, "permit": permitId}
+    if (roleName != null) {
+        result = await crod.addJson(roleUrl, roleParams);
+        if (result.ok) {
+            console.log('-----------删除成功-----------');
+        } else {
+            console.log('-----------删除失败-----------'); 
+        }
+    }
+
+    console.log(result);
+    return result;
+    
+}
+
+/**
+ * 查询角色权限
+ * @param permitUrl json路径
+ * @returns 
+ */
+export async function getPermit(permitUrl) {
+    let result = await crod.selectJson(permitUrl);
+    if (result == null) {
+        console.log('-----------查询失败-----------');
+    } else {
+        console.log('-----------查询成功-----------');
+    }
+    console.log(result);
+    return result;
+}
+
+/**
+ * 删除角色
+ * @param id 角色id
+ * @returns 
+ */
+export async function deleteRole(id) {
+    let result = await crod.delJson(roleUrl, id);
+    
+    if (result.ok) {
+        console.log('-----------删除成功-----------');
+    } else {
+        console.log('-----------删除失败-----------'); 
+    }
+
+    console.log(result);
+    return result;
+}
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src/data/crod.ts

+const fs = require("fs");
+const path = require("path");
+
+/**
+ * 对json文件进行添加的操作
+ * @param fileUrl 文件路径
+ * @param params 添加的数据
+ * @returns 
+ */
+export async function addJson(fileUrl, params) {
+    let url = path.join(__dirname.substring(0,__dirname.indexOf("out")), fileUrl);
+    try {
+        let data = fs.readFileSync(url);
+        let person = data.toString();//二进制转化为字符串
+        person = JSON.parse(person);//将字符串转换为json对象
+        let paramsId = params.id;//获取新增数据的id
+
+        for (let i = 0; i < person.data.length; i++) {
+            if (paramsId == person.data[i].id) {//判断是否重复
+                return {"ok": "id不能重复"};
+            }
+        }
+        person.data.push(params);
+
+        let str = JSON.stringify(person);
+
+        let write = fs.writeFileSync(url, str);
+        if(write != null) {
+            console.log('-----------新增失败-----------');
+            return {"ok": false};
+        } else {
+            console.log('-----------新增成功-----------');
+            return {"ok": true};
+        }
+    } catch (err) {
+        if (err.code === 'ENOENT') { 
+            console.log('File not found!'); 
+        } else { 
+            // console.log("失败！");
+            console.error(err);
+            throw err; 
+        }
+    }
+    
+}
+
+/**
+ * 对json文件进行删除的操作
+ * @param fileUrl 文件路径
+ * @param id 删除的id
+ */
+export async function delJson(fileUrl, id) {
+    let result;
+    let url = path.join(__dirname.substring(0,__dirname.indexOf("out")), fileUrl);
+    try {
+        let data = fs.readFileSync(url);
+        let person = data.toString();
+        person = JSON.parse(person);
+
+        let isok = false;
+        for (let i = 0; i < person.data.length; i++) {
+            if (id == person.data[i].id) {
+                person.data.splice(i, 1);
+                // result = JSON.stringify({
+                //     "ok": true
+                // });
+                isok = true;
+            } else {
+                // return JSON.stringify({"ok": "id不存在"});
+                isok = false;
+            }
+        }
+        if (isok) {
+            let str = JSON.stringify(person);
+            let write = fs.writeFileSync(url, str);
+            if(write != null) {
+                return {"ok": false};
+            }
+            return {"ok": true};
+        } else {
+            return {"ok": "id不存在"};
+        }
+        
+    } catch (err) {
+        if (err.code === 'ENOENT') { 
+            console.log('File not found!'); 
+        } else { 
+            // console.log("失败！");
+            console.error(err);
+            throw err; 
+        }
+    }
+    
+}
+
+/**
+ * 对json文件进行修改的操作
+ * @param fileUrl 文件路径
+ * @param id 修改的id
+ * @param params 修改的数据
+ */
+export async function updataJson(fileUrl, id, params) {
+    let url = path.join(__dirname.substring(0,__dirname.indexOf("out")), fileUrl);
+    try {
+        let data = fs.readFileSync(url);
+        let person = data.toString();
+        person = JSON.parse(person);
+
+        for (let i = 0; i < person.data.length; i++) {
+            for (let key in person.data[i]) {
+                if (id == key) {
+                    for (let paramsKey in params) {
+                        if (person.data[i][paramsKey]) {
+                            person.data[i][paramsKey] = params[paramsKey];
+                        }
+                    }
+                }
+            }
+        }
+
+        let str = JSON.stringify(person);
+
+        let write = fs.writeFileSync(url, str);
+        if(write != null) {
+            console.log('-----------修改失败-----------');
+        }
+        console.log('-----------修改成功-----------');
+    } catch (err) {
+        if (err.code === 'ENOENT') { 
+            console.log('File not found!'); 
+        } else { 
+            // console.log("失败！");
+            console.error(err);
+            throw err; 
+        }
+    }
+    
+}
+
+export async function selectJson(fileUrl) {
+    let result;
+    let url = path.join(__dirname.substring(0,__dirname.indexOf("out")), fileUrl);
+    try {
+        let data = fs.readFileSync(url);
+        let person = data.toString();
+        person = JSON.parse(person);
+        result = person.data;
+        if (person.data == null) {
+            return JSON.stringify({
+                "ok": false
+            });
+            // console.log('-----------查询失败-----------');
+        } else {
+            return result;
+        }
+        // console.log('-----------查询成功-----------');
+    } catch (err) {
+        if (err.code === 'ENOENT') { 
+            console.log('File not found!'); 
+        } else { 
+            // console.log("失败！");
+            console.error(err);
+            throw err; 
+        }
+    }
+}
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