[PS-1302] added duckduckgo's email forwarding service 🦆 (#3306)

* added duckduckgo's email forwarding

* removed unnecessary excxeption

* renamed "Private Duck Address" to "DuckDuckGo"

Co-authored-by: Dattito <github@relay.datti.to>

apps/browser/src/popup/generator/generator.component.html

@@ -349,6 +349,18 @@
             />
           </div>
         </ng-container>
+        <ng-container *ngIf="usernameOptions.forwardedService === 'duckduckgo'">
+          <div class="box-content-row" appBoxRow>
+            <label for="duckduckgo-apikey">{{ "apiKey" | i18n }}</label>
+            <input
+              id="duckduckgo-apikey"
+              type="password"
+              name="DuckDudkGoApiKey"
+              [(ngModel)]="usernameOptions.forwardedDuckDuckGoToken"
+              (blur)="saveUsernameOptions()"
+            />
+          </div>
+        </ng-container>
         <ng-container *ngIf="usernameOptions.forwardedService === 'anonaddy'">
           <div class="box-content-row" appBoxRow>
             <label for="anonaddy-accessToken">{{ "apiAccessToken" | i18n }}</label>

apps/desktop/src/app/vault/generator.component.html

@@ -382,6 +382,18 @@
                   />
                 </div>
               </ng-container>
+              <ng-container *ngIf="usernameOptions.forwardedService === 'duckduckgo'">
+                <div class="box-content-row" appBoxRow>
+                  <label for="duckduckgo-apikey">{{ "apiKey" | i18n }}</label>
+                  <input
+                    id="duckduckgo-apikey"
+                    type="password"
+                    name="DuckDudkGoApiKey"
+                    [(ngModel)]="usernameOptions.forwardedDuckDuckGoToken"
+                    (blur)="saveUsernameOptions()"
+                  />
+                </div>
+              </ng-container>
               <ng-container *ngIf="usernameOptions.forwardedService === 'anonaddy'">
                 <div class="box-content-row" appBoxRow>
                   <label for="anonaddy-accessToken">{{ "apiAccessToken" | i18n }}</label>

apps/web/src/app/tools/generator.component.html

@@ -296,6 +296,19 @@
         />
       </div>
     </div>
+    <div class="row" *ngIf="usernameOptions.forwardedService === 'duckduckgo'">
+      <div class="form-group col-4">
+        <label for="duckduckgo-apikey">{{ "apiKey" | i18n }}</label>
+        <input
+          id="duckduckgo-apikey"
+          class="form-control"
+          type="password"
+          name="DuckDudkGoApiKey"
+          [(ngModel)]="usernameOptions.forwardedDuckDuckGoToken"
+          (blur)="saveUsernameOptions()"
+        />
+      </div>
+    </div>
     <div class="row" *ngIf="usernameOptions.forwardedService === 'anonaddy'">
       <div class="form-group col-4">
         <label for="anonaddy-apikey">{{ "apiAccessToken" | i18n }}</label>

apps/web/webpack.config.js

@@ -265,6 +265,7 @@ const devServer =
                     https://*.braintree-api.com
                     https://*.blob.core.windows.net
                     https://app.simplelogin.io/api/alias/random/new
+                    https://quack.duckduckgo.com/api/email/addresses
                     https://app.anonaddy.com/api/v1/aliases;
                   object-src
                     'self'

libs/angular/src/components/generator.component.ts

@@ -74,6 +74,7 @@ export class GeneratorComponent implements OnInit {
       { name: "SimpleLogin", value: "simplelogin" },
       { name: "AnonAddy", value: "anonaddy" },
       { name: "Firefox Relay", value: "firefoxrelay" },
+      { name: "DuckDuckGo", value: "duckduckgo" },
       // { name: "FastMail", value: "fastmail" },
     ];
   }

libs/common/src/services/usernameGeneration.service.ts

@@ -132,6 +132,11 @@ export class UsernameGenerationService implements BaseUsernameGenerationService
         return null;
       }
       return this.generateFirefoxRelayAlias(o.forwardedFirefoxApiToken, o.website);
+    } else if (o.forwardedService === "duckduckgo") {
+      if (o.forwardedDuckDuckGoToken == null || o.forwardedDuckDuckGoToken === "") {
+        return null;
+      }
+      return this.generateDuckDuckGoAlias(o.forwardedDuckDuckGoToken);
     }
 
     return null;
@@ -274,4 +279,31 @@ export class UsernameGenerationService implements BaseUsernameGenerationService
     }
     throw "Unknown Firefox Relay error occurred.";
   }
+
+  private async generateDuckDuckGoAlias(apiToken: string): Promise<string> {
+    if (apiToken == null || apiToken === "") {
+      throw "Invalid DuckDuckGo API token.";
+    }
+    const requestInit: RequestInit = {
+      redirect: "manual",
+      cache: "no-store",
+      method: "POST",
+      headers: new Headers({
+        Authorization: "Bearer " + apiToken,
+        "Content-Type": "application/json",
+      }),
+    };
+    const url = "https://quack.duckduckgo.com/api/email/addresses";
+    const request = new Request(url, requestInit);
+    const response = await this.apiService.nativeFetch(request);
+    if (response.status === 200 || response.status === 201) {
+      const json = await response.json();
+      if (json.address) {
+        return `${json.address}@duck.com`;
+      }
+    } else if (response.status === 401) {
+      throw "Invalid DuckDuckGo API token.";
+    }
+    throw "Unknown DuckDuckGo error occurred.";
+  }
 }