添加功能：pretest discuss user dashboard statistics

hydro/handler/manage.js

@@ -0,0 +1,112 @@
+const system = require('../model/system');
+const user = require('../model/user');
+const builtin = require('../model/builtin');
+const { Route, Handler } = require('../service/server');
+const { PERM_ADMIN } = require('../permission');
+const { RoleAlreadyExistError } = require('../error');
+
+class ManageHandler extends Handler {
+    async prepare() {
+        this.checkPerm(PERM_ADMIN);
+    }
+}
+
+class ManageMainHandler extends ManageHandler {
+    async get() {
+        this.response.redirect = '/manage/dashboard';
+    }
+}
+
+class ManageDashboardHandler extends ManageHandler {
+    async get() {
+        this.response.template = 'domain_manage_dashboard.html';
+    }
+}
+
+class ManageEditHandler extends ManageHandler {
+    async get() {
+        this.response.template = 'domain_manage_edit.html';
+    }
+
+    async post({ name, gravatar, bulletin }) {
+        await Promise.all([
+            system.set('name', name),
+            system.set('gravatar', gravatar),
+            system.set('bulletin', bulletin),
+        ]);
+        this.back();
+    }
+}
+
+class ManageUserHandler extends ManageHandler {
+    async get() {
+        const uids = [];
+        const [rudocs, udocs, roles] = await Promise.all([
+            system.get(),
+            user.getMulti({ role: { $neq: 'default' } }).toArray(),
+            user.getRoles(),
+        ]);
+        for (const udoc of udocs) {
+            uids.push(udoc._id);
+            rudocs[udoc.role].push(udoc);
+        }
+        const roles_with_text = roles.map((role) => [role, role]);
+        const udict = await user.getList(uids);
+        this.response.template = 'domain_manage_user.html';
+        this.response.body = {
+            roles, roles_with_text, rudocs, udict,
+        };
+    }
+
+    async postSetUser({ uid, role }) {
+        await user.setById(uid, { role });
+        this.back();
+    }
+}
+
+class ManagePermissionHandler extends ManageHandler {
+    async get() {
+        const roles = await user.getRoles();
+        this.response.template = 'domain_manage_permission.html';
+        this.response.body = { roles };
+    }
+
+    async post({ roles }) {
+        for (const role of roles) {
+            let perms = '';
+            for (const perm of roles) {
+                perms += perm;
+            }
+            roles[role] = perms;
+        }
+        await user.setRoles(roles);
+        this.back();
+    }
+}
+
+class ManageRoleHandler extends ManageHandler {
+    async get() {
+        const roles = await user.getRoles();
+        this.response.template = 'domain_manage_role.html';
+        this.response.body = { roles };
+    }
+
+    async postAdd({ role }) {
+        const roles = await user.getRoles();
+        if (roles.includes(role)) throw new RoleAlreadyExistError(role);
+        await user.setRole(role, builtin.PERM_DEFAULT);
+        this.back();
+    }
+
+    async postDelete({ role }) {
+        await user.deleteRoles(role);
+        this.back();
+    }
+}
+
+Route('/manage', ManageMainHandler);
+Route('/manage/dashboard', ManageDashboardHandler);
+Route('/manage/edit', ManageEditHandler);
+Route('/manage/user', ManageUserHandler);
+Route('/manage/permission', ManagePermissionHandler);
+Route('/manage/role', ManageRoleHandler);