added templates component

src/app/services/login.service.ts

@@ -9,7 +9,10 @@ import {Observable} from 'rxjs';
 })
 export class LoginService implements CanActivate {
 
+  private maintainPaths = ['templates'];
+
   private loggedIn;
+  private level;
 
   constructor(
     private api: ApiService,
@@ -27,6 +30,7 @@ export class LoginService implements CanActivate {
         if (!error) {
           if (data.status === 'Authorization successful') {
             this.loggedIn = true;
+            this.level = data.level;
             resolve(true);
           } else {
             this.loggedIn = false;
@@ -49,14 +53,21 @@ export class LoginService implements CanActivate {
 
   canActivate(route: ActivatedRouteSnapshot = null, state: RouterStateSnapshot = null): Observable<boolean> {
     return new Observable<boolean>(observer => {
-      if (this.loggedIn === undefined) {
-        this.login().then(res => {
-          observer.next(res as any);
+      const isMaintainPath = this.maintainPaths.indexOf(route.url[0].path) >= 0;
+      if (!isMaintainPath || (isMaintainPath && this.isMaintain)) {
+        if (this.loggedIn === undefined) {
+          this.login().then(res => {
+            observer.next(res as any);
+            observer.complete();
+          });
+        }
+        else {
+          observer.next(this.loggedIn);
           observer.complete();
-        });
+        }
       }
       else {
-        observer.next(this.loggedIn);
+        observer.next(false);
         observer.complete();
       }
     });
@@ -66,6 +77,10 @@ export class LoginService implements CanActivate {
     return this.loggedIn;
   }
 
+  get isMaintain() {
+    return this.level === 'maintain' || this.level === 'admin';
+  }
+
   get username() {
     return atob(this.storage.get('basicAuth')).split(':')[0];
   }

src/app/services/validation.service.ts

@@ -121,4 +121,53 @@ export class ValidationService {
     }
     return {ok: true, error: ''};
   }
+
+  parameterName(data) {
+    const {ignore, error} = Joi.string()
+      .max(128)
+      .invalid('condition_template', 'material_template')
+      .pattern(/^[^.]+$/)
+      .required()
+      .messages({'string.pattern.base': 'name must not contain a dot'})
+      .validate(data);
+    if (error) {
+      return {ok: false, error: error.details[0].message};
+    }
+    return {ok: true, error: ''};
+  }
+
+  parameterRange(data) {
+    if (data) {
+      try {
+        const {ignore, error} = Joi.object({
+          values: Joi.array()
+            .min(1),
+
+          min: Joi.number(),
+
+          max: Joi.number(),
+
+          type: Joi.string()
+            .valid('array')
+        })
+          .oxor('values', 'min')
+          .oxor('values', 'max')
+          .oxor('type', 'values')
+          .oxor('type', 'min')
+          .oxor('type', 'max')
+          .required()
+          .validate(JSON.parse(data));
+        if (error) {
+          return {ok: false, error: error.details[0].message};
+        }
+      }
+      catch (e) {
+        return {ok: false, error: `no valid JSON`};
+      }
+      return {ok: true, error: ''};
+    }
+    else {
+      return {ok: false, error: `no valid value`};
+    }
+  }
 }