<template>
  <div>
    <b-modal ref="modalNote" title="Editing a note" size="lg" @ok="saveNote">
      <b-container fluid>
        <p v-if="typeof note.start !== 'undefined'">This is the note for the timeslot on {{prettyDateTime(note.start) }}.</p>
        <p v-else>You are creating a new note.</p>
        <b-row>
          <b-col cols="2">Title:</b-col>
          <b-col cols="10"><b-form-input v-model="title" type="text" placeholder="Enter a title"></b-form-input></b-col>
        </b-row>
        <br />
        <b-row>
          <b-col cols="2">Summary:</b-col>
          <b-col cols="10"><b-form-textarea v-model="summary" :rows="4" placeholder="Enter a summary"></b-form-textarea></b-col>
        </b-row>
        <br />
        <b-row>
          <b-col cols="2">Content:</b-col>
          <b-col cols="10"><b-form-textarea v-model="content" :rows="8" placeholder="Enter a text describing this timeslot"></b-form-textarea></b-col>
        </b-row>
      </b-container>
    </b-modal>
  </div>
</template>

<script>
import prettyDate from '../mixins/prettyDate'
import axios from 'axios'

function debugErrorResponse (data) {
  console.log('Response data provided to transformResponse:')
  console.log(data)
  // alert(data)
  return data
}

export default {
  props: {
    show: { type: Object, required: true }
  },
  data () {
    return {
      note: {},
      scheduleID: 0,
      timeslotID: 0,
      title: '',
      summary: '',
      content: '',
      backuptitle: '',
      backupsummary: '',
      backupcontent: ''
    }
  },
  mixins: [ prettyDate ],
  methods: {
    update (event) {
      // only try to save if anything has changed
      if (this.title !== this.note.title || this.summary !== this.note.summary || this.content !== this.note.content) {
        // prevent the modal from closing automatically on click
        event.preventDefault()
        // backup the note contents
        this.backuptitle = this.note.title
        this.backupsummary = this.note.summary
        this.backupcontent = this.note.content
        // now set the new contents
        this.note.title = this.title
        this.note.summary = this.summary
        this.note.content = this.content
        // generate the uri for the API call:
        //   /api/v1/shows/1/schedules/1/timeslots/1/note/1/
        var uri = process.env.API_STEERING_SHOWS + this.show.id +
        '/schedules/' + this.scheduleID +
        '/timeslots/' + this.timeslotID +
        '/note/' + this.note.id + '/'
        console.log('trying to update a note')
        console.log(uri)
        console.log(this.note)
        // now send the PUT request with our updated note
        axios.put(uri, this.note, {
          withCredentials: true,
          headers: { 'Authorization': 'Bearer ' + this.$parent.$parent.user.access_token },
          transformResponse: [debugErrorResponse]
        }).then(response => {
          console.log('Response:')
          console.log(response)
          // everything was fine, we can close the modal now
          this.$refs.modalNote.hide()
        }).catch(error => {
          console.log('Error:')
          console.log(error)
          alert('There was an error while trying to update the note: ' + error)
          // as there was an error saving the show, we have to make sure
          // to restore the initial values of the note object
          this.note.title = this.backuptitle
          this.note.summary = this.backupsummary
          this.note.content = this.backupcontent
          // and we leave the modal open, so no call to its .hide function here
        })
      // if nothing was changed, just close the modal
      } else {
        this.$refs.modalNote.hide()
      }
    },
    new () {
      // only try to save if any data was filled in
      if (this.title !== '' && this.summary !== '' && this.content !== '') {
        // prevent the modal from closing automatically on click
        event.preventDefault()
        // prepare the new note
        this.note = {
          show: this.show.id,
          timeslot: this.timeslotID,
          host: null, // TODO: implement
          title: this.title,
          slug: '', // TODO: implement
          summary: this.summary,
          content: this.content,
          ppoi: '(0.5,0.5)', // TODO: implement
          height: null, // TODO: implement
          width: null, // TODO: implement
          image: null, // TODO: implement
          status: 1, // TODO: implement
          start: '', // TODO: implement
          cba_id: null, // TODO: implement
          audio_url: '' // TODO: implement
        }
        // generate the uri for the API call:
        //   /api/v1/shows/1/schedules/1/timeslots/1/note
        var uri = process.env.API_STEERING_SHOWS + this.show.id +
        '/schedules/' + this.scheduleID +
        '/timeslots/' + this.timeslotID +
        '/note/'
        console.log('trying to create a new note')
        console.log(uri)
        console.log(this.note)
        // now send the POST request with our updated note
        axios.post(uri, this.note, {
          withCredentials: true,
          headers: { 'Authorization': 'Bearer ' + this.$parent.$parent.user.access_token },
          transformResponse: [debugErrorResponse]
        }).then(response => {
          console.log('Response:')
          console.log(response)
          // everything was fine, we can close the modal now
          this.$refs.modalNote.hide()
        }).catch(error => {
          console.log('Error:')
          console.log(error)
          alert('There was an error while trying to posting the new note: ' + error)
          // as there was an error saving the show, we have to make sure
          // to restore the initial values of the note object
          this.note.title = this.backuptitle
          this.note.summary = this.backupsummary
          this.note.content = this.backupcontent
          // and we leave the modal open, so no call to its .hide function here
        })
      // if nothing was changed, just close the modal
      } else {
        this.$refs.modalNote.hide()
      }
    },
    saveNote (event) {
      if (typeof this.note.start === 'undefined') {
        this.new()
      } else {
        this.update(event)
      }
    },
    showModal (note, timeslotID, scheduleID) {
      if (note === null) {
        this.note = {}
        this.title = ''
        this.summary = ''
        this.content = ''
      } else {
        this.note = note
        this.title = this.note.title
        this.summary = this.note.summary
        this.content = this.note.content
      }
      // console.log(this.$refs.modalNote)
      this.timeslotID = timeslotID
      this.scheduleID = scheduleID
      this.$refs.modalNote.show()
    }
  }
}
</script>

<style scoped>

</style>