質問編集履歴
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サービスを使ってデータを取得したい。
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Angularのサービスを使って、イベントデータをFirebaseから取得したい。
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### home.page.ts
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```ここに言語名を入力
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import { AuthService } from './../auth/auth.service';
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import { AngularFirestore } from '@angular/fire/firestore';
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import { HomeService, DayEvent } from './home.service';
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import { Component, OnInit } from '@angular/core';
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import { NavController } from '@ionic/angular';
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import { Router } from '@angular/router';
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import { EventData } from './home.model';
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import { Observable } from 'rxjs';
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@Component({
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selector: 'app-home',
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templateUrl: 'home.page.html',
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styleUrls: ['home.page.scss'],
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})
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export class HomePage implements OnInit {
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eventSource = [];
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viewTitle;
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calendar = {
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mode: 'month',
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currentDate: new Date(),
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locale: 'ja-JP'
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};
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//private events: Observable<DayEvent[]>;
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constructor(
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private navCtrl: NavController,
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private router: Router,
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private homeService: HomeService,
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private db: AngularFirestore
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) {
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this.db.collection(`events`).snapshotChanges().subscribe(colSnap => {
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this.eventSource = [];
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colSnap.forEach(snap => {
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const event: any = snap.payload.doc.data();
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event.id = snap.payload.doc.id;
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event.startTime = event.startTime.toDate();
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event.endTime = event.endTime.toDate();
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this.eventSource.push(event);
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});
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});
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}
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//getEventsはhome.service.tsから呼ばれた
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ngOnInit() {
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// this.events = this.homeService.getEvents();
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}
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onViewTitleChanged(title) {
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this.viewTitle = title;
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}
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onEventSelected(event) {
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console.log('Event selected:' + event.startTime + '-' + event.endTime + ',' + event.title);
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}
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onTimeSelected(ev) {
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const selected = new Date(ev.selectedTime);
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this.homeService.selectedDate = selected;
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}
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reloadSource(ev) {
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console.log('range changed: startTime: ' + ev.startTime + ', endTime: ' + ev.endTime);
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}
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today() {
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this.calendar.currentDate = new Date();
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}
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dayPage() {
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this.router.navigateByUrl('/day');
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}
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}
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```
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### home.service.ts
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-
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```ここに言語を入力
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import { Injectable } from '@angular/core';
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import { Observable } from 'rxjs';
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import { AngularFirestore, AngularFirestoreCollection } from '@angular/fire/firestore';
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import { map, take } from 'rxjs/operators';
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export interface DayEvent {
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id?: string;
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title: string;
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startTime: Date;
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endTime: Date;
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allDay: boolean;
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}
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@Injectable({
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providedIn: 'root'
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})
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export class HomeService {
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private dayCollection: AngularFirestoreCollection<DayEvent>;
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private dayEvents: Observable<DayEvent[]>;
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private colEvents;
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eventSource = [];
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selectedDate = new Date();
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constructor(
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private afs: AngularFirestore
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)
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{
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this.dayCollection = this.afs.collection(`events`);
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this.colEvents = this.dayCollection.snapshotChanges().subscribe(colSnap => {
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this.eventSource = [];
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colSnap.forEach(snap => {
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const event: any = snap.payload.doc.data();
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event.id = snap.payload.doc.id;
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event.startTime = event.startTime.toDate();
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event.endTime = event.endTime.toDate();
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//イベントはログに出るが、画面に反映されない。
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console.log(event);
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return this.eventSource.push(event);
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});
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});
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}
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//これをhome.page.tsで呼ぶ
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getEvents(): Observable<DayEvent[]> {
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return this.colEvents;
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}
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addNewEvent() {
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const start = this.selectedDate;
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const end = this.selectedDate;
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end.setMinutes(end.getMinutes() + 60);
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const event = {
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title: 'Event #' + start.getMinutes(),
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startTime: start,
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endTime: end,
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allDay: true
|
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};
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|
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console.log('イベント登録' + start);
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343
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//this.db.collection(`users/${this.authService.userId}/events`);
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344
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|
345
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return this.afs.collection(`events`).add(event);
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}
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onEventSelected(event) {
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352
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|
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return console.log('イベント選ばれた:' + event.startTime + '-' + event.endTime + ',' + event.title);
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}
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onTimeSelected(ev) {
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360
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return console.log(ev.selectedTime + ', hasEvents: ' +
|
362
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|
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(ev.events !== undefined && ev.events.length !== 0) + ', disabled: ' + ev.disabled);
|
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}
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reloadSource(ev) {
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return console.log('range changed: startTime: ' + ev.startTime + ', endTime: ' + ev.endTime);
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}
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}
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```
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42
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43
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394
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45
|
-
### home.page.ts
|
46
|
-
|
47
|
-
|
48
|
-
|
49
|
-
```ここに言語名を入力
|
50
|
-
|
51
|
-
import { AuthService } from './../auth/auth.service';
|
52
|
-
|
53
|
-
import { AngularFirestore } from '@angular/fire/firestore';
|
54
|
-
|
55
|
-
import { HomeService, DayEvent } from './home.service';
|
56
|
-
|
57
|
-
import { Component, OnInit } from '@angular/core';
|
58
|
-
|
59
|
-
import { NavController } from '@ionic/angular';
|
60
|
-
|
61
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-
import { Router } from '@angular/router';
|
62
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-
|
63
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-
import { EventData } from './home.model';
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64
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-
|
65
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import { Observable } from 'rxjs';
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66
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-
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67
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68
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-
|
69
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-
@Component({
|
70
|
-
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71
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-
selector: 'app-home',
|
72
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-
|
73
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-
templateUrl: 'home.page.html',
|
74
|
-
|
75
|
-
styleUrls: ['home.page.scss'],
|
76
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-
|
77
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-
})
|
78
|
-
|
79
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export class HomePage implements OnInit {
|
80
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-
|
81
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-
eventSource = [];
|
82
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-
|
83
|
-
viewTitle;
|
84
|
-
|
85
|
-
calendar = {
|
86
|
-
|
87
|
-
mode: 'month',
|
88
|
-
|
89
|
-
currentDate: new Date(),
|
90
|
-
|
91
|
-
locale: 'ja-JP'
|
92
|
-
|
93
|
-
};
|
94
|
-
|
95
|
-
|
96
|
-
|
97
|
-
//private events: Observable<DayEvent[]>;
|
98
|
-
|
99
|
-
|
100
|
-
|
101
|
-
constructor(
|
102
|
-
|
103
|
-
private navCtrl: NavController,
|
104
|
-
|
105
|
-
private router: Router,
|
106
|
-
|
107
|
-
private homeService: HomeService,
|
108
|
-
|
109
|
-
private db: AngularFirestore
|
110
|
-
|
111
|
-
) {
|
112
|
-
|
113
|
-
this.db.collection(`events`).snapshotChanges().subscribe(colSnap => {
|
114
|
-
|
115
|
-
this.eventSource = [];
|
116
|
-
|
117
|
-
colSnap.forEach(snap => {
|
118
|
-
|
119
|
-
const event: any = snap.payload.doc.data();
|
120
|
-
|
121
|
-
event.id = snap.payload.doc.id;
|
122
|
-
|
123
|
-
event.startTime = event.startTime.toDate();
|
124
|
-
|
125
|
-
event.endTime = event.endTime.toDate();
|
126
|
-
|
127
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-
this.eventSource.push(event);
|
128
|
-
|
129
|
-
});
|
130
|
-
|
131
|
-
});
|
132
|
-
|
133
|
-
}
|
134
|
-
|
135
|
-
|
136
|
-
|
137
|
-
//getEventsはhome.service.tsから呼ばれた
|
138
|
-
|
139
|
-
ngOnInit() {
|
140
|
-
|
141
|
-
// this.events = this.homeService.getEvents();
|
142
|
-
|
143
|
-
}
|
144
|
-
|
145
|
-
|
146
|
-
|
147
|
-
onViewTitleChanged(title) {
|
148
|
-
|
149
|
-
this.viewTitle = title;
|
150
|
-
|
151
|
-
}
|
152
|
-
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153
|
-
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154
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-
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155
|
-
|
156
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-
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|
-
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158
|
-
|
159
|
-
onEventSelected(event) {
|
160
|
-
|
161
|
-
console.log('Event selected:' + event.startTime + '-' + event.endTime + ',' + event.title);
|
162
|
-
|
163
|
-
}
|
164
|
-
|
165
|
-
|
166
|
-
|
167
|
-
onTimeSelected(ev) {
|
168
|
-
|
169
|
-
const selected = new Date(ev.selectedTime);
|
170
|
-
|
171
|
-
this.homeService.selectedDate = selected;
|
172
|
-
|
173
|
-
}
|
174
|
-
|
175
|
-
|
176
|
-
|
177
|
-
reloadSource(ev) {
|
178
|
-
|
179
|
-
console.log('range changed: startTime: ' + ev.startTime + ', endTime: ' + ev.endTime);
|
180
|
-
|
181
|
-
}
|
182
|
-
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-
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today() {
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this.calendar.currentDate = new Date();
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}
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dayPage() {
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this.router.navigateByUrl('/day');
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}
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}
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```
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### home.service.ts
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```ここに言語を入力
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import { Injectable } from '@angular/core';
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import { Observable } from 'rxjs';
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import { AngularFirestore, AngularFirestoreCollection } from '@angular/fire/firestore';
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import { map, take } from 'rxjs/operators';
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export interface DayEvent {
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id?: string;
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title: string;
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startTime: Date;
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endTime: Date;
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allDay: boolean;
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}
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@Injectable({
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|
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providedIn: 'root'
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})
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|
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export class HomeService {
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-
|
247
|
-
private dayCollection: AngularFirestoreCollection<DayEvent>;
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|
-
|
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|
-
private dayEvents: Observable<DayEvent[]>;
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|
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|
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private colEvents;
|
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|
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|
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eventSource = [];
|
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|
259
|
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selectedDate = new Date();
|
260
|
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|
261
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|
262
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|
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|
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constructor(
|
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|
-
|
265
|
-
private afs: AngularFirestore
|
266
|
-
|
267
|
-
)
|
268
|
-
|
269
|
-
{
|
270
|
-
|
271
|
-
this.dayCollection = this.afs.collection(`events`);
|
272
|
-
|
273
|
-
this.colEvents = this.dayCollection.snapshotChanges().subscribe(colSnap => {
|
274
|
-
|
275
|
-
this.eventSource = [];
|
276
|
-
|
277
|
-
colSnap.forEach(snap => {
|
278
|
-
|
279
|
-
const event: any = snap.payload.doc.data();
|
280
|
-
|
281
|
-
event.id = snap.payload.doc.id;
|
282
|
-
|
283
|
-
event.startTime = event.startTime.toDate();
|
284
|
-
|
285
|
-
event.endTime = event.endTime.toDate();
|
286
|
-
|
287
|
-
//イベントはログに出るが、画面に反映されない。
|
288
|
-
|
289
|
-
console.log(event);
|
290
|
-
|
291
|
-
return this.eventSource.push(event);
|
292
|
-
|
293
|
-
});
|
294
|
-
|
295
|
-
});
|
296
|
-
|
297
|
-
|
298
|
-
|
299
|
-
|
300
|
-
|
301
|
-
|
302
|
-
|
303
|
-
|
304
|
-
|
305
|
-
|
306
|
-
|
307
|
-
}
|
308
|
-
|
309
|
-
|
310
|
-
|
311
|
-
//これをhome.page.tsで呼ぶ
|
312
|
-
|
313
|
-
getEvents(): Observable<DayEvent[]> {
|
314
|
-
|
315
|
-
return this.colEvents;
|
316
|
-
|
317
|
-
}
|
318
|
-
|
319
|
-
|
320
|
-
|
321
|
-
|
322
|
-
|
323
|
-
addNewEvent() {
|
324
|
-
|
325
|
-
const start = this.selectedDate;
|
326
|
-
|
327
|
-
const end = this.selectedDate;
|
328
|
-
|
329
|
-
end.setMinutes(end.getMinutes() + 60);
|
330
|
-
|
331
|
-
|
332
|
-
|
333
|
-
const event = {
|
334
|
-
|
335
|
-
title: 'Event #' + start.getMinutes(),
|
336
|
-
|
337
|
-
startTime: start,
|
338
|
-
|
339
|
-
endTime: end,
|
340
|
-
|
341
|
-
allDay: true
|
342
|
-
|
343
|
-
};
|
344
|
-
|
345
|
-
console.log('イベント登録' + start);
|
346
|
-
|
347
|
-
//this.db.collection(`users/${this.authService.userId}/events`);
|
348
|
-
|
349
|
-
return this.afs.collection(`events`).add(event);
|
350
|
-
|
351
|
-
}
|
352
|
-
|
353
|
-
|
354
|
-
|
355
|
-
onEventSelected(event) {
|
356
|
-
|
357
|
-
return console.log('イベント選ばれた:' + event.startTime + '-' + event.endTime + ',' + event.title);
|
358
|
-
|
359
|
-
}
|
360
|
-
|
361
|
-
|
362
|
-
|
363
|
-
onTimeSelected(ev) {
|
364
|
-
|
365
|
-
return console.log(ev.selectedTime + ', hasEvents: ' +
|
366
|
-
|
367
|
-
(ev.events !== undefined && ev.events.length !== 0) + ', disabled: ' + ev.disabled);
|
368
|
-
|
369
|
-
}
|
370
|
-
|
371
|
-
|
372
|
-
|
373
|
-
|
374
|
-
|
375
|
-
reloadSource(ev) {
|
376
|
-
|
377
|
-
return console.log('range changed: startTime: ' + ev.startTime + ', endTime: ' + ev.endTime);
|
378
|
-
|
379
|
-
}
|
380
|
-
|
381
|
-
|
382
|
-
|
383
|
-
|
384
|
-
|
385
|
-
|
386
|
-
|
387
|
-
|
388
|
-
|
389
|
-
|
390
|
-
|
391
|
-
}
|
392
|
-
|
393
|
-
|
394
|
-
|
395
|
-
```
|
396
|
-
|
397
|
-
|
398
|
-
|
399
395
|
home.service.tsには、どのようにコードを書けば良いでしょうか?
|