4 files changed, 142 insertions, 0 deletions

diff --git a/client/src/app/admin/friends/friend-add/friend-add.component.html b/client/src/app/admin/friends/friend-add/friend-add.component.html
new file mode 100644
index 000000000..788f3b44d
--- /dev/null
+++ b/client/src/app/admin/friends/friend-add/friend-add.component.html
@@ -0,0 +1,26 @@
+<h3>Make friends</h3>
+
+<div *ngIf="error" class="alert alert-danger">{{ error }}</div>
+
+<form (ngSubmit)="makeFriends()" [formGroup]="form">
+  <div class="form-group"  *ngFor="let url of urls; let id = index; trackBy:customTrackBy">
+    <label for="username">Url</label>
+
+    <div class="input-group">
+      <input
+        type="text" class="form-control" placeholder="http://domain.com"
+        [id]="'url-' + id" [formControlName]="'url-' + id"
+      />
+      <span class="input-group-btn">
+        <button *ngIf="displayAddField(id)" (click)="addField()" class="btn btn-default" type="button">+</button>
+        <button *ngIf="displayRemoveField(id)" (click)="removeField(id)" class="btn btn-default" type="button">-</button>
+      </span>
+    </div>
+
+    <div [hidden]="form.controls['url-' + id].valid || form.controls['url-' + id].pristine" class="alert alert-warning">
+      It should be a valid url.
+    </div>
+  </div>
+
+  <input type="submit" value="Make friends" class="btn btn-default" [disabled]="!isFormValid()">
+</form>
diff --git a/client/src/app/admin/friends/friend-add/friend-add.component.scss b/client/src/app/admin/friends/friend-add/friend-add.component.scss
new file mode 100644
index 000000000..5fde51636
--- /dev/null
+++ b/client/src/app/admin/friends/friend-add/friend-add.component.scss
@@ -0,0 +1,7 @@
+table {
+  margin-bottom: 40px;
+}
+
+.input-group-btn button {
+  width: 35px;
+}
diff --git a/client/src/app/admin/friends/friend-add/friend-add.component.ts b/client/src/app/admin/friends/friend-add/friend-add.component.ts
new file mode 100644
index 000000000..64165a9a5
--- /dev/null
+++ b/client/src/app/admin/friends/friend-add/friend-add.component.ts
@@ -0,0 +1,108 @@
+import { Component, OnInit } from '@angular/core';
+import { FormControl, FormGroup } from '@angular/forms';
+import { Router } from '@angular/router';
+
+import { validateUrl } from '../../../shared';
+import { FriendService } from '../shared';
+
+@Component({
+  selector: 'my-friend-add',
+  templateUrl: './friend-add.component.html',
+  styleUrls: [ './friend-add.component.scss' ]
+})
+export class FriendAddComponent implements OnInit {
+  form: FormGroup;
+  urls = [ ];
+  error: string = null;
+
+  constructor(private router: Router, private friendService: FriendService) {}
+
+  ngOnInit() {
+    this.form = new FormGroup({});
+    this.addField();
+  }
+
+  addField() {
+    this.form.addControl(`url-${this.urls.length}`, new FormControl('', [ validateUrl ]));
+    this.urls.push('');
+  }
+
+  customTrackBy(index: number, obj: any): any {
+    return index;
+  }
+
+  displayAddField(index: number) {
+    return index === (this.urls.length - 1);
+  }
+
+  displayRemoveField(index: number) {
+    return (index !== 0 || this.urls.length > 1) && index !== (this.urls.length - 1);
+  }
+
+  isFormValid() {
+    // Do not check the last input
+    for (let i = 0; i < this.urls.length - 1; i++) {
+      if (!this.form.controls[`url-${i}`].valid) return false;
+    }
+
+    const lastIndex = this.urls.length - 1;
+    // If the last input (which is not the first) is empty, it's ok
+    if (this.urls[lastIndex] === '' && lastIndex !== 0) {
+      return true;
+    } else {
+      return this.form.controls[`url-${lastIndex}`].valid;
+    }
+  }
+
+  removeField(index: number) {
+    // Remove the last control
+    this.form.removeControl(`url-${this.urls.length - 1}`);
+    this.urls.splice(index, 1);
+  }
+
+  makeFriends() {
+    this.error = '';
+
+    const notEmptyUrls = this.getNotEmptyUrls();
+    if (notEmptyUrls.length === 0) {
+      this.error = 'You need to specify at less 1 url.';
+      return;
+    }
+
+    if (!this.isUrlsUnique(notEmptyUrls)) {
+      this.error = 'Urls need to be unique.';
+      return;
+    }
+
+    const confirmMessage = 'Are you sure to make friends with:\n - ' + notEmptyUrls.join('\n - ');
+    if (!confirm(confirmMessage)) return;
+
+    this.friendService.makeFriends(notEmptyUrls).subscribe(
+      status => {
+        // TODO: extractdatastatus
+        // if (status === 409) {
+        //   alert('Already made friends!');
+        // } else {
+          alert('Make friends request sent!');
+          this.router.navigate([ '/admin/friends/list' ]);
+        // }
+      },
+      error => alert(error.text)
+    );
+  }
+
+  private getNotEmptyUrls() {
+    const notEmptyUrls = [];
+
+    Object.keys(this.form.value).forEach((urlKey) => {
+      const url = this.form.value[urlKey];
+      if (url !== '') notEmptyUrls.push(url);
+    });
+
+    return notEmptyUrls;
+  }
+
+  private isUrlsUnique(urls: string[]) {
+    return urls.every(url => urls.indexOf(url) === urls.lastIndexOf(url));
+  }
+}
diff --git a/client/src/app/admin/friends/friend-add/index.ts b/client/src/app/admin/friends/friend-add/index.ts
new file mode 100644
index 000000000..a101b3be5
--- /dev/null
+++ b/client/src/app/admin/friends/friend-add/index.ts
@@ -0,0 +1 @@
+export * from './friend-add.component';