feat: add de_collect topic

Author: RyanLiu0235

src/actions/topics.js

@@ -3,8 +3,9 @@ import { handleResponse, handleError } from '@/middleWares'
 import { domain } from '@/constants'
 
 export const COLLECT_TOPIC = 'COLLECT_TOPIC'
-export const collectTopic = ({ accesstoken, topic_id }) => dispatch => {
-  fetch(`${domain}topic_collect/collect`, {
+export const collectTopic = ({ accesstoken, topic_id, is_collect }) => dispatch => {
+  const url = `${domain}topic_collect/${is_collect ? 'de_' : ''}collect`
+  fetch(url, {
       method: 'POST',
       body: JSON.stringify({ accesstoken, topic_id }),
       headers: new Headers({
@@ -15,7 +16,8 @@ export const collectTopic = ({ accesstoken, topic_id }) => dispatch => {
     .then(res => {
       if (res.success) {
         dispatch({
-          type: COLLECT_TOPIC
+          type: COLLECT_TOPIC,
+          action: is_collect
         })
       }
     })

src/components/TopicDetail/index.jsx

@@ -50,11 +50,11 @@ class TopicDetail extends Component {
       alert('请先登录！')
       return
     }
-    if (topic.is_collect) return
 
     collectTopic({
       accesstoken,
-      topic_id: topic.id
+      topic_id: topic.id,
+      is_collect: topic.is_collect
     })
   }
   like(id) {

src/reducers/topic.js

@@ -18,7 +18,7 @@ export default function topic(state = _state, action) {
     case FETCH_TOPIC_DETAIL:
       return action.data
     case COLLECT_TOPIC:
-      return Object.assign({}, state, { is_collect: true })
+      return Object.assign({}, state, { is_collect: !action.action })
     case LIKE_REPLY:
       const copy = Object.assign({}, state)
       const reply = copy.replies.find(item => item.id === action.id)