#327413 Add image picker for editable images.

app/app.component.ts

@@ -11,13 +11,15 @@ import {
     EventsService,
     EventRegistrationsService,
     AlertService,
-    GroupsService
+    GroupsService,
+    ImagePickerService,
+    FilesService
 } from './services';
 
 @Component({
     selector: 'my-app',
     templateUrl: 'app.component.html',
-    providers: [EverliveProvider, UsersService, EventsService, EventRegistrationsService, AlertService, GroupsService]
+    providers: [EverliveProvider, UsersService, EventsService, EventRegistrationsService, AlertService, GroupsService, ImagePickerService, FilesService]
 })
 export class AppComponent implements OnInit {
     loggedIn: boolean = false;

app/events/add-event/add-event.component.ts

@@ -3,7 +3,8 @@ import { RouterExtensions } from 'nativescript-angular/router';
 
 import { EventCreationModalComponent } from '../event-creation-modal/event-creation-modal.component';
 import { Event, Group } from '../../shared/models';
-import { EventsService, AlertService, UsersService, GroupsService } from '../../services';
+import { EventsService, AlertService, UsersService, GroupsService, FilesService } from '../../services';
+import { utilities } from '../../shared';
 
 @Component({
     selector: 'add-event',
@@ -16,6 +17,7 @@ export class AddEventComponent {
     constructor(
         private _routerExtensions: RouterExtensions,
         private _groupsService: GroupsService,
+        private _filesService: FilesService,
         private _eventService: EventsService,
         private _alertService: AlertService,
         private _usersService: UsersService,
@@ -35,6 +37,20 @@ export class AddEventComponent {
                 }
             })
             .then(() => {
+                // TODO: move to service
+                let prm = Promise.resolve<{ Id: string, Uri: string }>();
+
+                if (utilities.isLocalUrl(this.newEvent.ImageUrl)) {
+                    // this has been turned into local uri by the picker component
+                    prm = this._filesService.uploadFromUri(this.newEvent.ImageUrl);
+                }
+
+                return prm;
+            })
+            .then((uploadResult) => {
+                if (uploadResult) {
+                    this.newEvent.Image = uploadResult.Id;
+                }
                 let creationPromise = this._eventService.create(this.newEvent);
                 let groupPromise = this._groupsService.getById(this.newEvent.GroupId);
                 return Promise.all<any>([groupPromise, creationPromise]);;

app/events/edit-event/edit-event.component.ts

@@ -2,8 +2,9 @@ import { Component, OnInit } from '@angular/core';
 import { ActivatedRoute } from '@angular/router';
 import { RouterExtensions } from 'nativescript-angular/router';
 
-import { EventsService, AlertService } from '../../services';
+import { EventsService, AlertService, FilesService } from '../../services';
 import { Event, User } from '../../shared/models';
+import { utilities } from '../../shared';
 
 @Component({
     selector: 'edit-event',
@@ -17,8 +18,9 @@ export class EditEventComponent implements OnInit {
         private _route: ActivatedRoute,
         private _alertsService: AlertService,
         private _routerExtensions: RouterExtensions,
+        private _filesService: FilesService,
         private _eventsService: EventsService
-    ) { }
+    ) {}
 
     ngOnInit() {
         this._route.params.subscribe(p => {
@@ -39,6 +41,20 @@ export class EditEventComponent implements OnInit {
 
         this._alertsService.askConfirmation('Save all changes?')
             .then(() => {
+                // TODO: move to service
+                let prm = Promise.resolve<{ Id: string, Uri: string }>();
+
+                if (utilities.isLocalUrl(this.event.ImageUrl)) {
+                    // this has been turned into local uri by the picker component
+                    prm = this._filesService.uploadFromUri(this.event.ImageUrl);
+                }
+
+                return prm;
+            })
+            .then((uploadResult) => {
+                if (uploadResult) {
+                    this.event.Image = uploadResult.Id;
+                }
                 return this._eventsService.update(this.event);
             })
             .then(() => {
@@ -51,7 +67,7 @@ export class EditEventComponent implements OnInit {
                 if (err) {
                     this._alertsService.showError(err.message);
                 }
-            });;
+            });
     }
 
     delete() {

app/events/editable-event/editable-event.template.html

@@ -1,5 +1,5 @@
 <StackLayout class="cntnr">
-    <photo-picker [url]="event.ImageUrl" [type]="'event'" [editable]="true"></photo-picker>
+    <photo-picker [(url)]="event.ImageUrl" [type]="'event'" [editable]="true"></photo-picker>
     
     <StackLayout class="form info-cntnr">
         <StackLayout class="input-field">

app/events/event-list/event-list.component.css

@@ -12,13 +12,13 @@
   border-width: 0;
   border-bottom-width: 1;
   border-color: #ccc;
+  margin: 0 20;
 }
 
 .event-name,
 .event-date-wrp,
 .event-description,
-.event-organiser,
-.event-list-separator {
+.event-organiser {
   margin: 10 20;
 }
 

app/events/events/events.component.ts

@@ -28,7 +28,7 @@ export class EventsComponent implements OnInit {
     ) { }
 
     onAdd() {
-        this._routerExtensions.navigate(['/events/add']);
+        this._routerExtensions.navigateByUrl('/events/add');
     }
 
     ngOnInit() {

app/groups/add-group/add-group.component.ts

@@ -3,7 +3,7 @@ import { ActivatedRoute } from '@angular/router';
 import { RouterExtensions } from 'nativescript-angular/router';
 
 import { GroupCreationModalComponent } from '../group-creation-modal/group-creation-modal.component';
-import { GroupsService, AlertService } from '../../services';
+import { GroupsService, AlertService, FilesService } from '../../services';
 import { Group } from '../../shared/models';
 import { utilities } from '../../shared';
 
@@ -17,6 +17,7 @@ export class AddGroupComponent {
 
     constructor(
         private _routerExtensions: RouterExtensions,
+        private _filesService: FilesService,
         private _groupsService: GroupsService,
         private _alertService: AlertService,
         private _vsRef: ViewContainerRef
@@ -30,25 +31,35 @@ export class AddGroupComponent {
             return this._alertService.showError(errMsg);
         }
         let createdId: string;
-        this._groupsService.create(this.group)
-            .then((result) => {
-                createdId = result.Id;
-                let ctx = { groupName: this.group.Name };
-                return this._alertService.showModal(ctx, this._vsRef, GroupCreationModalComponent);
-            })
-            .then((doInviteMembers: boolean) => {
-                if (doInviteMembers) {
-                    return this._alertService.showError('Not implemented, yet');
-                }
-                
-            })
-            .then(() => {
-                this._routerExtensions.navigateByUrl(`/groups/${createdId}`);
-            })
-            .catch(err => {
-                if (err) {
-                    this._alertService.showError(err.message);
-                }
-            });
+        let promise: Promise<{ Id: string, Uri: string }> = Promise.resolve();
+
+        if (utilities.isLocalUrl(this.group.ImageUrl)) {
+            promise = this._filesService.uploadFromUri(this.group.ImageUrl);
+        }
+        
+        promise.then((uploadResult) => {
+            if (uploadResult) {
+                this.group.Image = uploadResult.Id;
+            }
+            return this._groupsService.create(this.group);
+        })
+        .then((result) => {
+            createdId = result.Id;
+            let ctx = { groupName: this.group.Name };
+            return this._alertService.showModal(ctx, this._vsRef, GroupCreationModalComponent);
+        })
+        .then((doInviteMembers: boolean) => {
+            if (doInviteMembers) {
+                return this._alertService.showError('Not implemented, yet');
+            }
+        })
+        .then(() => {
+            this._routerExtensions.navigateByUrl(`/groups/${createdId}`);
+        })
+        .catch(err => {
+            if (err) {
+                this._alertService.showError(err.message);
+            }
+        });
     }
 }

app/groups/edit-group/edit-group.component.ts

@@ -2,7 +2,7 @@ import { Component, OnInit } from '@angular/core';
 import { ActivatedRoute } from '@angular/router';
 import { RouterExtensions } from 'nativescript-angular/router';
 
-import { GroupsService, AlertService } from '../../services';
+import { GroupsService, AlertService, FilesService } from '../../services';
 import { Group } from '../../shared/models';
 import { utilities } from '../../shared';
 
@@ -17,6 +17,7 @@ export class EditGroupComponent implements OnInit {
     constructor(
         private _groupsService: GroupsService,
         private _alertsService: AlertService,
+        private _filesService: FilesService,
         private _routerExtensions: RouterExtensions,
         private _activatedRoute: ActivatedRoute
     ) { }
@@ -40,6 +41,18 @@ export class EditGroupComponent implements OnInit {
         
         this._alertsService.askConfirmation(`Update all fields of "${this.group.Name}"?`)
             .then(() => {
+                let prm = Promise.resolve<{ Id: string, Uri: string }>();
+
+                if (utilities.isLocalUrl(this.group.ImageUrl)) {
+                    prm = this._filesService.uploadFromUri(this.group.ImageUrl);
+                }
+
+                return prm;
+            })
+            .then((uploadResult) => {
+                if (uploadResult) {
+                    this.group.Image = uploadResult.Id;
+                }
                 return this._groupsService.update(this.group);
             })
             .then(() => {

app/groups/editable-group/editable-group.component.css

@@ -17,7 +17,7 @@ TextView {
   color: #888;
 }
 
-.user-image {
+.user >>> Image {
   width: 30;
   height: 30;
   margin-right: 10;

app/groups/editable-group/editable-group.component.ts

@@ -51,14 +51,6 @@ export class EditableGroupComponent implements OnInit {
         }, err => err); // ignore rejection (when user clicks back and closes));
     }
 
-    getUserResizedUrl(rawUrl: string) {
-        return this._getResizedImageUrl(rawUrl, { width: 60, height: 60 });
-    }
-
-    getGroupResizedUrl(rawUrl: string) {
-        return this._getResizedImageUrl(rawUrl);
-    }
-
     private _openGroupTypeModal() {
         let ctx = {
             items: this._groupTypeOptions,

app/groups/editable-group/editable-group.template.html

@@ -1,5 +1,5 @@
 <StackLayout class="cntnr">
-    <Image src="{{getGroupResizedUrl(group.ImageUrl)}}"></Image>
+    <photo-picker [(url)]="group.ImageUrl" [editable]="true" [type]="'group'"></photo-picker>
 
     <StackLayout class="input-field">
         <Label class="label" text="Name"></Label>
@@ -24,7 +24,7 @@
     <StackLayout *ngIf="currentUser" class="input-field user">
         <Label class="label" text="Administrator"></Label>
         <StackLayout orientation="horizontal">
-            <Image class="user-image" src="{{getUserResizedUrl(currentUser.ImageUrl)}}"></Image>
+            <photo-picker [url]="currentUser.ImageUrl" [type]="'user'" [small]="true"></photo-picker>
             <Label class="user-label" [text]="currentUser.DisplayName || currentUser.Username"></Label>
         </StackLayout>
     </StackLayout>

app/services/files.service.ts

@@ -0,0 +1,35 @@
+import { Injectable } from '@angular/core';
+
+import { EverliveProvider } from './everlive-provider.service';
+import { ImagePickerService } from './image-picker.service';
+
+@Injectable()
+export class FilesService {
+
+    constructor(
+        private _elProvider: EverliveProvider,
+        private _imagesService: ImagePickerService
+    ) {}
+
+    upload(base64File: string, filename?: string) {
+        let data = {
+            Filename: filename || `teamupimg${Date.now()}.png`,
+            ContentType: 'image/png',
+            base64: base64File
+        };
+
+        return this._elProvider.get.files.create(data)
+            .then((res: any) => {
+                let result = res.result;
+                return {
+                    Id: result.Id,
+                    Uri: result.Uri
+                };
+            });
+    }
+
+    uploadFromUri(uri: string) {
+        let base64 = this._imagesService.getBase64FromUri(uri);
+        return this.upload(base64);
+    }
+}

app/services/groups.service.ts

@@ -39,6 +39,7 @@ export class GroupsService {
     }
 
     create(group: Group) {
+        group = this._sanitizeGroup(group);
         return this._groupsData.create(group).then(res => res.result);
     }
 
@@ -138,7 +139,7 @@ export class GroupsService {
     }
 
     update(group: Group) {
-        delete (<any>group).ImageUrl; // sanitize expanded field
+        group = this._sanitizeGroup(group);
         return this._groupsData.updateSingle(group).then(r => r.result);
     }
 
@@ -196,4 +197,9 @@ export class GroupsService {
         query.expand(this._imageExpandExp);
         return this._groupsData.get(query).then(res => res.result);
     }
+
+    private _sanitizeGroup(group: Group) {
+        delete group.ImageUrl;
+        return group;
+    }
 }

app/services/image-picker.service.ts

@@ -0,0 +1,112 @@
+import { Injectable } from '@angular/core';
+
+import * as nsPermissions from 'nativescript-permissions';
+import * as nsPicker from 'nativescript-imagepicker';
+import * as nsImgSource from 'image-source';
+import * as nsPlatform from 'platform';
+import * as fs from 'file-system';
+
+import { EverliveProvider } from './';
+declare const android: any;
+
+@Injectable()
+export class ImagePickerService {
+    private _imageItems: any[] = [];
+    
+    constructor(
+        private _elProvider: EverliveProvider
+    ) {}
+
+    pickImage() {
+        return this._pick('single')
+            .then(images => images[0]);
+    }
+
+    pickImages() {
+        return this._pick('multiple');
+    }
+
+    getBase64FromUri(uri: string) {
+        let imgSrc = nsImgSource.fromFileOrResource(uri);
+        return imgSrc.toBase64String('png');
+    }
+
+    private _pick(mode: string): Promise<{ name: string, uri: string }[]> {
+        let ctx = nsPicker.create({ mode });
+        let authPromise = Promise.resolve<any>();
+
+        if (nsPlatform.device.os === 'Android' && (+nsPlatform.device.sdkVersion >= 23))  {
+            let text = 'We need these permissions to read from storage';
+            let permType = android.Manifest.permission.READ_EXTERNAL_STORAGE;
+            authPromise = nsPermissions.requestPermission(permType, text);
+        }
+
+        return authPromise.then(() => this._presentPicker(ctx))
+            .then((res) => {
+                return this._processImages(res);
+            }, (err) => {
+                console.log('user cancelled or refused to grant permissions');
+                return Promise.reject(false);
+            });
+    }
+
+    private _presentPicker(context: any) {
+        return context.authorize()
+            .then(() => {
+                return context.present();
+            });
+    }
+
+    private _processImages(selection: any[]): Promise<{ name: string, uri: string }[]> {
+        let processedImgs: Promise<any>[] = selection.map((selectedItem) => {
+            return selectedItem.getImage().then(imgSource => {
+                return this._processImage(imgSource);
+            });
+        });
+
+        return Promise.all(processedImgs);
+    }
+
+    private _processImage(imageSource: any): Promise<{ name: string, uri: string }> {
+        let name = `teamupimg${Date.now()}.png`;
+        let folder = fs.knownFolders.documents();
+        let uri = fs.path.join(folder.path, name);
+        let saved = imageSource.saveToFile(uri, 'png');
+        let imgItem = null;
+
+        if (saved) {
+            imgItem = { name, uri };
+        } else {
+            console.log('didnt save!!!');
+        }
+        
+        return imgItem;
+    }
+
+    // private _sendImage(name, uri) {        
+    //     let base64;
+
+    //     try {
+    //         let imgSrc = nsImgSource.fromFileOrResource(uri);
+    //         base64 = imgSrc.toBase64String('png');
+    //     } catch (ex) {
+    //         console.log('err parsing as base64: ' + JSON.stringify(ex.message));
+    //         return Promise.reject({ message: 'Could not read image' });
+    //     }
+
+    //     return Promise.resolve();
+    // }
+
+    // private _sendImages(imgData: { name: any, uri: any }[]) {
+    //     let sendPromises: Promise<any>[] = [];
+
+    //     imgData.forEach(data => {
+    //         if (data) {
+    //             console.log(`id: ${JSON.stringify(data)}`);
+    //             sendPromises.push(this._sendImage(data.name, data.uri));
+    //         }
+    //     });
+
+    //     return Promise.all(sendPromises);
+    // }
+}

app/services/index.ts

@@ -1,6 +1,9 @@
+export * from './event-registrations.service';
+export * from './event-registrations.service';
 export * from './everlive-provider.service';
+export * from './files.service';
 export * from './users.service';
 export * from './events.service';
-export * from './event-registrations.service';
 export * from './alert.service';
 export * from './groups.service';
+export * from './image-picker.service';

app/services/users.service.ts

@@ -82,6 +82,6 @@ export class UsersService {
         if (!user) {
             return null;
         }
-        return new User(user.Id, user.Username, user.DisplayName, user.Email, user.ImageUrl, user.Phone);
+        return new User(user.Id, user.Username, user.DisplayName, user.Email, user.ImageUrl, user.Phone, user.Image);
     }
 }

app/shared/models/group.model.ts

@@ -2,7 +2,8 @@ import { ItemModel } from './item.model';
 
 export class Group extends ItemModel {
     Name: string;
-    Image?: string;
+    Image: string;
+    ImageUrl: string;
     RequiresApproval: boolean;
     IsPublic: boolean;
     Description: string;

app/shared/models/user.model.ts

@@ -8,7 +8,8 @@ export class User extends ItemModel {
         public DisplayName: string,
         public Email: string,
         public ImageUrl: string,
-        public Phone: string
+        public Phone: string,
+        public Image: string
     ) {
         super();
     }

app/shared/photo-picker/photo-picker.component.css

@@ -0,0 +1,3 @@
+.container.large {
+    width: 100%;
+}

app/shared/photo-picker/photo-picker.component.ts

@@ -1,5 +1,8 @@
-import { Component, Input, OnInit } from '@angular/core';
+import { Component, Input, OnInit, Output, EventEmitter, ViewChild } from '@angular/core';
+import * as nsImgSource from 'image-source';
+import * as nsImage from 'ui/image';
 
+import { ImagePickerService } from '../../services';
 import { utilities, constants } from '../';
 
 @Component({
@@ -15,6 +18,12 @@ export class PhotoPickerComponent implements OnInit {
     @Input('small') isSmall: boolean;
     @Input() editable: boolean;
 
+    @Output('urlChange') onUpload = new EventEmitter<any>();
+
+    constructor(
+        private _imgPickerService: ImagePickerService
+    ) {}
+
     ngOnInit() {
         if (!this.rawUrl) {
             this.rawUrl = this._decidePlaceholder();
@@ -25,7 +34,18 @@ export class PhotoPickerComponent implements OnInit {
 
     onEdit(event) {
         if (this.editable) {
-            console.log('picking...');
+            this._imgPickerService.pickImage()
+                .then(obj => {
+                    console.log('picked:' + JSON.stringify(obj));
+                    // this.onUpload.emit(obj);
+                    
+                    // this.editableImg.imageSource = nsImgSource.fromFileOrResource(obj.uri);
+                    this.resizedUrl = obj.uri;
+                    this.onUpload.emit(obj.uri);
+                })
+                .catch(err => {
+                    console.log('pick err: ' + JSON.stringify(err));
+                });
         } else {
             console.log('editable is false...');
         }

app/shared/photo-picker/photo-picker.template.html

@@ -1,4 +1,6 @@
-<StackLayout *ngIf="resizedUrl">
-    <Image *ngIf="editable" [src]="resizedUrl" (tap)="onEdit()"></Image>
-    <Image *ngIf="!editable" [src]="resizedUrl"></Image>
-</StackLayout>
+<AbsoluteLayout *ngIf="resizedUrl">
+    <StackLayout class="container" [ngClass]="{ 'large': !isSmall }">
+        <Image class="image" *ngIf="editable" [src]="resizedUrl" (tap)="onEdit()"></Image>
+        <Image class="image" *ngIf="!editable" [src]="resizedUrl"></Image>
+    </StackLayout>
+</AbsoluteLayout>

app/shared/utilities.ts

@@ -33,3 +33,8 @@ export function findIndex<T> (arr: T[], predicate: (item: T) => any): number {
 
     return -1;
 };
+
+export function isLocalUrl (url: string) {
+    let regExp = new RegExp('^\/.*', 'i');
+    return url && regExp.test(url);
+};

app/users/edit-user/edit-user.component.ts

@@ -36,4 +36,9 @@ export class EditUserComponent implements OnInit {
             .then(() => this._routerExtensions.navigateByUrl('user'))
             .catch(err => err && this._alertsService.showError(err));
     }
+
+    onImageUpload(createdImage: { Uri: string, Id: string }) {
+        this.user.Image = createdImage.Id;
+        this._usersService.updateUser(this.user);
+    }
 }

app/users/edit-user/edit-user.template.html

@@ -12,7 +12,7 @@
     
     <ScrollView>
         <StackLayout *ngIf="user" class="user-info-cnt">
-            <photo-picker [url]="user.ImageUrl" [type]="'user'" [editable]="true"></photo-picker>
+            <photo-picker [(url)]="user.ImageUrl" [type]="'user'" [editable]="true" (uplodad)="onImageUpload($event)"></photo-picker>
 
             <StackLayout class="user-info-block">
                 <Label class="user-label" text="Name"></Label>

package.json

@@ -24,7 +24,9 @@
     "tns-core-modules": "2.4.4",
     "rxjs": "5.0.0-beta.12",
     "everlive-sdk": "1.9.1",
-    "nativescript-theme-core": "^0.1.3"
+    "nativescript-theme-core": "^0.1.3",
+    "nativescript-imagepicker": "^2.4.1",
+    "nativescript-permissions": "^1.2.0"
   },
   "devDependencies": {
     "babel-traverse": "6.18.0",