質問編集履歴
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```.js
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data() {
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text: "",
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tweet: [],
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errors: ''
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}
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####
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####解決
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```
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data() {
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return {
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comment: "",
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text: "",
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tweet: [],
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errors: ''
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}
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mounted() {
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this.fetchComments()
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},
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methods: {
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//コメント
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fetchComments() {
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axios
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.get(`/api/v1/tweets/${this.$route.params.id}/comments`)
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.then(response => {
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this.comment = response.data
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})
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},
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createComment: function() {
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axios
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.post(`/api/v1/tweets/${this.$route.params.id}/comments`,{text: this.text})
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.then(response => {
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// this.text = response.data;
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this.fetchComments()
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})
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.catch(error => {
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console.error(error);
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if (error.response.data && error.response.data.errors) {
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this.errors = error.response.data.errors;
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}
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});
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}
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```
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```
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4
r
test
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test
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Vue
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####Vue
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@@ -359,3 +359,25 @@
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</script>
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```
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####エラー
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```
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vue.esm.js:648 [Vue warn]: Error in render: "TypeError: Cannot read property 'url' of undefined"
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found in
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376
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377
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---> <TweetShowPage> at app/javascript/TweetShowPage.vue
|
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<App> at app/javascript/app.vue
|
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<Root>
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```
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3
g
test
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test
CHANGED
|
@@ -219,3 +219,143 @@
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end
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```
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Vue
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```
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<div class="comment-content_tweet">
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<div id="comments_area">
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<div v-for="e in text" :key="e.id">
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{{e.comment}}
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</div>
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</div>
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<div class="comment-form">
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<form @submit.prevent="createComment">
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<div v-if="errors.length != 0">
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<ul v-for="e in errors" :key="e">
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<li><font color="red">{{ e }}</font></li>
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</ul>
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</div>
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<div class="tweet-comment_form">
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<textarea v-model="comment.text" type="text"></textarea>
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</div>
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<button type="submit" class="game_record" >投稿する</button>
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</form>
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</div>
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</div>
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</div>
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</div>
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</template>
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<script>
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280
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+
|
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<script>
|
|
282
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|
|
283
|
+
import axios from 'axios'
|
|
284
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+
|
|
285
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+
|
|
286
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+
|
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287
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data() {
|
|
288
|
+
|
|
289
|
+
return {
|
|
290
|
+
|
|
291
|
+
comment: {
|
|
292
|
+
|
|
293
|
+
text: ''
|
|
294
|
+
|
|
295
|
+
},
|
|
296
|
+
|
|
297
|
+
errors: ''
|
|
298
|
+
|
|
299
|
+
}
|
|
300
|
+
|
|
301
|
+
},
|
|
302
|
+
|
|
303
|
+
mounted() {
|
|
304
|
+
|
|
305
|
+
this.fetchTweets()
|
|
306
|
+
|
|
307
|
+
this.fetchComments()
|
|
308
|
+
|
|
309
|
+
},
|
|
310
|
+
|
|
311
|
+
methods: {
|
|
312
|
+
|
|
313
|
+
fetchComments() {
|
|
314
|
+
|
|
315
|
+
axios
|
|
316
|
+
|
|
317
|
+
.get(`/api/v1/tweets/${this.$route.params.id}/comments.json`)
|
|
318
|
+
|
|
319
|
+
.then(response => {
|
|
320
|
+
|
|
321
|
+
this.text = response.data
|
|
322
|
+
|
|
323
|
+
})
|
|
324
|
+
|
|
325
|
+
},
|
|
326
|
+
|
|
327
|
+
createComment: function() {
|
|
328
|
+
|
|
329
|
+
axios
|
|
330
|
+
|
|
331
|
+
.post(`/api/v1/tweets/${this.$route.params.id}/comments`,this.comment)
|
|
332
|
+
|
|
333
|
+
.then(response => {
|
|
334
|
+
|
|
335
|
+
let e = response.data;
|
|
336
|
+
|
|
337
|
+
this.fetchComments()
|
|
338
|
+
|
|
339
|
+
})
|
|
340
|
+
|
|
341
|
+
.catch(error => {
|
|
342
|
+
|
|
343
|
+
console.error(error);
|
|
344
|
+
|
|
345
|
+
if (error.response.data && error.response.data.errors) {
|
|
346
|
+
|
|
347
|
+
this.errors = error.response.data.errors;
|
|
348
|
+
|
|
349
|
+
}
|
|
350
|
+
|
|
351
|
+
});
|
|
352
|
+
|
|
353
|
+
}
|
|
354
|
+
|
|
355
|
+
}
|
|
356
|
+
|
|
357
|
+
}
|
|
358
|
+
|
|
359
|
+
</script>
|
|
360
|
+
|
|
361
|
+
```
|
2
r
test
CHANGED
|
File without changes
|
test
CHANGED
|
@@ -155,3 +155,67 @@
|
|
|
155
155
|
</script>
|
|
156
156
|
|
|
157
157
|
```
|
|
158
|
+
|
|
159
|
+
|
|
160
|
+
|
|
161
|
+
|
|
162
|
+
|
|
163
|
+
###追記
|
|
164
|
+
|
|
165
|
+
Railsと組み合わせてコメント機能を作っています
|
|
166
|
+
|
|
167
|
+
コントローラーでデータベースからjson形式でデータを取得しています
|
|
168
|
+
|
|
169
|
+
|
|
170
|
+
|
|
171
|
+
```
|
|
172
|
+
|
|
173
|
+
class Api::V1::CommentsController < ApiController
|
|
174
|
+
|
|
175
|
+
|
|
176
|
+
|
|
177
|
+
# ActiveRecordのレコードが見つからなければ404 not foundを応答する
|
|
178
|
+
|
|
179
|
+
rescue_from ActiveRecord::RecordNotFound, with: :render_status_404
|
|
180
|
+
|
|
181
|
+
|
|
182
|
+
|
|
183
|
+
def index
|
|
184
|
+
|
|
185
|
+
@comments = Comment.where(tweet_id: params[:tweet_id])
|
|
186
|
+
|
|
187
|
+
render 'index', formats: 'json', handlers: 'jbuilder'
|
|
188
|
+
|
|
189
|
+
end
|
|
190
|
+
|
|
191
|
+
|
|
192
|
+
|
|
193
|
+
def create
|
|
194
|
+
|
|
195
|
+
comment = Comment.new(comment_params)
|
|
196
|
+
|
|
197
|
+
if comment.save
|
|
198
|
+
|
|
199
|
+
render json: comment,status: :created
|
|
200
|
+
|
|
201
|
+
else
|
|
202
|
+
|
|
203
|
+
render json: { errors: comment.errors.full_messages }, status: :unprocessable_entity
|
|
204
|
+
|
|
205
|
+
end
|
|
206
|
+
|
|
207
|
+
end
|
|
208
|
+
|
|
209
|
+
|
|
210
|
+
|
|
211
|
+
private
|
|
212
|
+
|
|
213
|
+
def comment_params
|
|
214
|
+
|
|
215
|
+
params.require(:comment).permit(:text).merge(user_id: current_user.id,tweet_id: params[:tweet_id])
|
|
216
|
+
|
|
217
|
+
end
|
|
218
|
+
|
|
219
|
+
end
|
|
220
|
+
|
|
221
|
+
```
|
1
っっっっr
test
CHANGED
|
@@ -1 +1 @@
|
|
|
1
|
-
Vue.js
|
|
1
|
+
Vue.js 投稿を非同期に
|
test
CHANGED
|
@@ -2,21 +2,13 @@
|
|
|
2
2
|
|
|
3
3
|
|
|
4
4
|
|
|
5
|
-
Vue.jsでモーダルウィンドウで投稿フォームを表示してコメントを投稿できる仕組みにし
|
|
5
|
+
Vue.jsでモーダルウィンドウで投稿フォームを表示してコメントを投稿できる仕組みにしています
|
|
6
6
|
|
|
7
|
-
投稿
|
|
7
|
+
投稿はできるのですがリロードしないとコメントができないようになってしまいます
|
|
8
8
|
|
|
9
|
-
|
|
9
|
+
どのようにすれば非同期で表示できるのでしょうか？
|
|
10
10
|
|
|
11
11
|
|
|
12
|
-
|
|
13
|
-
投稿フォームを実装したファイルと同じファイルにコメントを表示させるのか、別々に実装させるのかアドバイスを頂きたいです
|
|
14
|
-
|
|
15
|
-
|
|
16
|
-
|
|
17
|
-
|
|
18
|
-
|
|
19
|
-
###comment.vue(フォーム実装済み)
|
|
20
12
|
|
|
21
13
|
|
|
22
14
|
|
|
@@ -25,6 +17,12 @@
|
|
|
25
17
|
<template>
|
|
26
18
|
|
|
27
19
|
<div class="tweet-comment">
|
|
20
|
+
|
|
21
|
+
<div v-for="e in text" :key="e.id">
|
|
22
|
+
|
|
23
|
+
{{e.comment}}
|
|
24
|
+
|
|
25
|
+
</div>
|
|
28
26
|
|
|
29
27
|
<modal name="comment-modal">
|
|
30
28
|
|
|
@@ -84,6 +82,12 @@
|
|
|
84
82
|
|
|
85
83
|
},
|
|
86
84
|
|
|
85
|
+
mounted() {
|
|
86
|
+
|
|
87
|
+
this.fetchComments()
|
|
88
|
+
|
|
89
|
+
},
|
|
90
|
+
|
|
87
91
|
methods: {
|
|
88
92
|
|
|
89
93
|
createComment: function() {
|
|
@@ -112,6 +116,20 @@
|
|
|
112
116
|
|
|
113
117
|
},
|
|
114
118
|
|
|
119
|
+
fetchComments() {
|
|
120
|
+
|
|
121
|
+
axios
|
|
122
|
+
|
|
123
|
+
.get(`/api/v1/tweets/${this.$route.params.id}/comments.json`)
|
|
124
|
+
|
|
125
|
+
.then(response => {
|
|
126
|
+
|
|
127
|
+
this.text = response.data
|
|
128
|
+
|
|
129
|
+
})
|
|
130
|
+
|
|
131
|
+
},
|
|
132
|
+
|
|
115
133
|
showModal(){
|
|
116
134
|
|
|
117
135
|
this.$modal.show('comment-modal');
|
|
@@ -137,65 +155,3 @@
|
|
|
137
155
|
</script>
|
|
138
156
|
|
|
139
157
|
```
|
|
140
|
-
|
|
141
|
-
|
|
142
|
-
|
|
143
|
-
コメント表示は恐らく以下のようなコードになると思います
|
|
144
|
-
|
|
145
|
-
こういう処理を同じファイルで実装するのでしょうか？
|
|
146
|
-
|
|
147
|
-
|
|
148
|
-
|
|
149
|
-
```
|
|
150
|
-
|
|
151
|
-
<div v-for="e in comments" :key="e.id">
|
|
152
|
-
|
|
153
|
-
{{e.comment}}
|
|
154
|
-
|
|
155
|
-
</div>
|
|
156
|
-
|
|
157
|
-
|
|
158
|
-
|
|
159
|
-
<script>
|
|
160
|
-
|
|
161
|
-
import axios from 'axios'
|
|
162
|
-
|
|
163
|
-
|
|
164
|
-
|
|
165
|
-
export default {
|
|
166
|
-
|
|
167
|
-
data() {
|
|
168
|
-
|
|
169
|
-
comments: []
|
|
170
|
-
|
|
171
|
-
},
|
|
172
|
-
|
|
173
|
-
mounted() {
|
|
174
|
-
|
|
175
|
-
this.fetchComments()
|
|
176
|
-
|
|
177
|
-
},
|
|
178
|
-
|
|
179
|
-
methods: {
|
|
180
|
-
|
|
181
|
-
fetchComments() {
|
|
182
|
-
|
|
183
|
-
axios
|
|
184
|
-
|
|
185
|
-
.get(`/api/v1/tweets/${this.$route.params.id}/comments.json`)
|
|
186
|
-
|
|
187
|
-
.then(response => {
|
|
188
|
-
|
|
189
|
-
this.comments = response.data
|
|
190
|
-
|
|
191
|
-
})
|
|
192
|
-
|
|
193
|
-
}
|
|
194
|
-
|
|
195
|
-
}
|
|
196
|
-
|
|
197
|
-
}
|
|
198
|
-
|
|
199
|
-
</script>
|
|
200
|
-
|
|
201
|
-
```
|