let a volunteer change its mission status #33

Author: maxbeier

client/components/Mission.js

@@ -1,9 +1,10 @@
 import React from 'react';
 import moment from 'moment';
 import _ from 'lodash';
-import { Card, Table, Button, Pill } from 'elemental';
+import { Alert, Card, Table, ButtonGroup, Button, Pill } from 'elemental';
 import { Map, TileLayer } from 'react-leaflet';
 import MissionForm from './MissionForm';
+import * as http from '../lib/http';
 
 const formatDate = date => moment(date).format(moment.localeData().longDateFormat('L'));
 
@@ -24,6 +25,7 @@ export default React.createClass({
 
    contextTypes: {
       volunteers: React.PropTypes.object,
+      volunteer: React.PropTypes.object,
    },
 
    getDefaultProps() {
@@ -66,6 +68,21 @@ export default React.createClass({
       this.props.onChange(mission);
    },
 
+   setMessage(text, type) {
+      this.setState({ message: { text, type } });
+      _.delay(() => this.setState({ message: null }), 5000);
+   },
+
+   setMissionState(status) {
+      const mission = this.props.mission;
+      http.put(`/api/volunteer/missions/${mission.id}?status=${status}`)
+         .then(() => {
+            mission.crew.find(a => a.volunteer.id === this.context.volunteer.id).status = status;
+            this.props.onChange(mission);
+         })
+         .catch(({ error }) => this.setMessage(error, 'danger'));
+   },
+
    toggleEdit() {
       const isEditing = !this.state.isEditing;
       this.setState({ isEditing });
@@ -104,8 +121,13 @@ export default React.createClass({
       const position = this.state.position;
       const right = { float: 'right' };
 
+      const isMyMission = this.context.volunteer && !!mission.crew.find(a => a.volunteer.id === this.context.volunteer.id);
+
       return (
          <Card>
+            {this.state.message &&
+               <Alert type={this.state.message.type}>{this.state.message.text}</Alert>
+            }
             {this.props.isEditable
                ? <Button onClick={this.toggleEdit} style={right}>Edit</Button>
                : <Pill label={mission.status} type="info" style={right} />
@@ -114,6 +136,17 @@ export default React.createClass({
 
             {this.renderCrew(mission.crew)}
 
+            {isMyMission &&
+               <p style={{ float: 'right' }}>
+                  Change your participation state:
+                  <ButtonGroup style={{ marginLeft: '1em' }}>
+                     <Button type="default-success" onClick={() => this.setMissionState('yes')}>Yes</Button>
+                     <Button type="default" onClick={() => this.setMissionState('pending')}>Undecided</Button>
+                     <Button type="default-danger" onClick={() => this.setMissionState('no')}>No</Button>
+                  </ButtonGroup>
+               </p>
+            }
+
             {position &&
                <Map center={position} zoom={this.state.zoom}>
                   <TileLayer url="https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png" />

client/components/Volunteer.js

@@ -8,6 +8,10 @@ import * as http from '../lib/http';
 
 export default React.createClass({
 
+   childContextTypes: {
+      volunteer: React.PropTypes.object,
+   },
+
    getInitialState() {
       return {
          volunteer: null,
@@ -19,6 +23,12 @@ export default React.createClass({
       };
    },
 
+   getChildContext() {
+      return {
+         volunteer: this.state.volunteer,
+      };
+   },
+
    componentDidMount() {
       if (!this.state.hasVisitedBefore) {
          window.localStorage.setItem('hasVisitedBefore', true);
@@ -42,6 +52,13 @@ export default React.createClass({
       this.setState({ isEditing: !this.state.isEditing });
    },
 
+   updateMission(newMission) {
+      const missions = this.state.missions;
+      const index = _.findIndex(missions, mission => mission.id === newMission.id);
+      missions[index] = newMission;
+      this.setState({ missions });
+   },
+
    renderMissions() {
       if (!this.state.missions) return null;
 
@@ -51,7 +68,7 @@ export default React.createClass({
 
       return (
          <div>
-            {this.state.missions.map(mission => <Mission key={mission.id} mission={mission} />)}
+            {this.state.missions.map(mission => <Mission key={mission.id} mission={mission} onChange={this.updateMission} />)}
          </div>
       );
    },

routes/api/volunteers.js

@@ -135,6 +135,39 @@ exports.changeToken = (req, res) => {
       });
 };
 
+/**
+ * Change the Status of a Volunteer
+ */
+exports.changeMissionStatus = (req, res) => {
+   const token = req.token;
+   const missionID = req.params.id;
+   const newStatus = req.query.status;
+   const allowedStatus = ['pending', 'yes', 'no'];
+
+   if (!allowedStatus.includes(newStatus)) {
+      return res.apiError('not allowed');
+   }
+
+   Mission.model
+      .findById(missionID)
+      .populate('crew.volunteer', 'token')
+      .exec((err2, mission) => {
+         if (err2) return res.apiError(err2.detail.errmsg);
+         if (!mission) return res.apiError('not found');
+
+         const match = mission.crew.find(a => a.volunteer.token === token);
+
+         if (match) {
+            match.status = newStatus;
+            mission.save((err3) => {
+               if (err3) return res.apiError(err3.detail.errmsg);
+               res.apiResponse({ success: true });
+            });
+         }
+         else res.apiError('not found');
+      });
+};
+
 /**
  * Delete Volunteer by ID
  */

routes/index.js

@@ -32,6 +32,7 @@ exports = module.exports = (app) => {
    app.put('/api/volunteer', keystone.middleware.api, hasToken, api.volunteers.update);
    app.post('/api/volunteer', keystone.middleware.api, api.volunteers.create);
    app.post('/api/volunteer/token', keystone.middleware.api, api.volunteers.changeToken);
+   app.put('/api/volunteer/missions/:id', keystone.middleware.api, hasToken, api.volunteers.changeMissionStatus);
 
    // Uploaded images should not be publicly accessible
    app.use('/uploads', isAdminOrOwner, express.static('uploads', { redirect: false }));