<template>
  <v-container>
    <v-dialog v-model="dialog" max-width="290">
      <v-card>
        <v-card-title class="headline"
          >Transaktion ist länger als 5 Minuten her!</v-card-title
        >
        <v-card-text>
          Da die Transaktion länger als 5 Minutern her ist, kann eine
          Stornierung nicht durchgeführt werden. Wende dich bitte an den
          Finanzer.
        </v-card-text>
        <v-card-actions>
          <v-spacer />
          <v-btn text @click="dialog = false">
            Verstanden
          </v-btn>
        </v-card-actions>
      </v-card>
    </v-dialog>
    <AddAmountSkeleton v-if="loading" />
    <v-navigation-drawer v-model="menu" right app clipped>
      <v-list-item-group :key="componentRenderer">
        <v-list-item inactive>
          <v-list-item-title class="headline">
            Verlauf
          </v-list-item-title>
        </v-list-item>
        <v-divider />
        <div
          v-for="message in messages"
          three-line
          :key="messages.indexOf(message)"
        >
          <v-list-item three-line inactive @click="storno(message)">
            <v-list-item-content>
              <v-progress-linear indeterminate v-if="message.loading" />
              <v-list-item-title>{{ now(message.date) }}</v-list-item-title>
              <v-list-item-subtitle>{{ message.message }}</v-list-item-subtitle>
              <v-list-item-subtitle class="red--text" v-if="message.storno"
                >STORNIERT!!!</v-list-item-subtitle
              >
              <v-list-item-action-text
                >Klicken um zu Stornieren
              </v-list-item-action-text>
            </v-list-item-content>
          </v-list-item>
        </div>
      </v-list-item-group>
    </v-navigation-drawer>
    <v-card v-if="!loading" :loading="addLoading">
      <v-card-title>
        {{ user.firstname }} {{ user.lastname }}
        <v-spacer />
        <v-btn @click="menu = !menu" icon>
          <v-icon>{{ menuIcon }}</v-icon>
        </v-btn>
      </v-card-title>
      <v-card-text>
        <v-row>
          <v-col cols="10">
            <v-row>
              <v-col cols="6" sm="4">
                <v-btn
                  class="creditBtn"
                  block
                  @click="addAmount(200)"
                  :color="color"
                  :disabled="user.locked"
                  >2 €</v-btn
                >
              </v-col>
              <v-col cols="6" sm="4">
                <v-btn
                  class="creditBtn"
                  block
                  @click="addAmount(100)"
                  :color="color"
                  :disabled="user.locked"
                  >1 €</v-btn
                >
              </v-col>
              <v-col cols="6" sm="4">
                <v-btn
                  class="creditBtn"
                  block
                  @click="addAmount(50)"
                  :color="color"
                  :disabled="user.locked"
                  >0,50 €</v-btn
                >
              </v-col>
              <v-col cols="6" sm="4">
                <v-btn
                  class="creditBtn"
                  block
                  @click="addAmount(40)"
                  :color="color"
                  :disabled="user.locked"
                  >0,40 €</v-btn
                >
              </v-col>
              <v-col cols="6" sm="4">
                <v-btn
                  class="creditBtn"
                  block
                  @click="addAmount(20)"
                  :color="color"
                  :disabled="user.locked"
                  >0,20 €</v-btn
                >
              </v-col>
              <v-col cols="6" sm="4">
                <v-btn
                  class="creditBtn"
                  block
                  @click="addAmount(10)"
                  :color="color"
                  :disabled="user.locked"
                  >0,10 €</v-btn
                >
              </v-col>
              <v-col cols="8">
                <v-text-field outlined type="number" v-model="value" label="Benutzerdefinierter Betrag" :disabled="user.locked"></v-text-field>
              </v-col>
              <v-col cols="4">
                <v-btn fab :color="color" @click="addAmountMore()" :disabled="user.locked">
                  <v-icon>{{plus}}</v-icon>
                </v-btn>
              </v-col>
            </v-row>
          </v-col>
          <v-col align-self="center">
            <v-row>
              <v-list-item>
                <v-list-item-action-text :class="getColor(getAllSum())"
                  >{{
                    (getAllSum() / 100).toFixed(2)
                  }}
                  €</v-list-item-action-text
                >
              </v-list-item>
            </v-row>
          </v-col>
        </v-row>
        <v-alert v-if="user.locked" type="error"
          >{{ user.firstname }} darf nicht mehr anschreiben.
          {{ user.firstname }} sollte sich lieber mal beim Finanzer
          melden.</v-alert
        >
      </v-card-text>
    </v-card>
    <v-snackbar
      v-for="message in messages"
      :key="messages.indexOf(message)"
      :color="message.error ? 'error' : 'success'"
      bottom
      :timeout="3000"
      :multi-line="true"
      v-model="message.visible"
    >
      {{ message.message }}
    </v-snackbar>
  </v-container>
</template>

<script>
import { mapGetters, mapActions } from 'vuex'
import { mdiMenu, mdiPlus } from '@mdi/js'
import AddAmountSkeleton from './Skeleton/AddAmountSkeleton'
export default {
  name: 'AddAmount',
  components: { AddAmountSkeleton },
  data() {
    return {
      color: 'green accent-4',
      value: null,
      plus: mdiPlus,
      menu: false,
      dialog: false,
      componentRenderer: 0,
      timer: '',
      menuIcon: mdiMenu
    }
  },
  created() {
    this.timer = setInterval(this.forceRender, 1000)
  },
  methods: {
    ...mapActions({
      addAmount: 'user/addAmount',
      commitStorno: 'user/storno'
    }),
    forceRender() {
      this.componentRenderer += 1
    },
    getColor(value) {
      return value >= 0 ? 'title green--text' : 'title red--text'
    },
    getAllSum() {
      if (this.user)
        return (
          this.user.creditList[this.year][2].sum +
          this.user.creditList[this.year][1].last
        )
      return 0
    },
    storno(message) {
      if (!message.error) {
        if (!this.under5minutes(message.date)) this.dialog = true
        else {
          this.commitStorno({
            amount: message.amount,
            date: message.date
          })
        }
      }
    },
    addAmountMore() {
      this.addAmount(Math.abs(this.value * 100))
      setTimeout(() => {
        this.value = null
      }, 300)
    }
  },
  computed: {
    ...mapGetters({
      user: 'user/user',
      year: 'user/year',
      loading: 'user/loading',
      addLoading: 'user/addLoading',
      messages: 'user/messages'
    }),
    under5minutes() {
      return now => {
        var actual = new Date()
        var zero = new Date(0)
        var date = new Date(actual - now)
        if (
          date.getFullYear() === zero.getFullYear() &&
          date.getMonth() === zero.getMonth() &&
          date.getDate() === zero.getDate()
        ) {
          if (date.getMinutes() < 6) {
            return true
          }
        }
        return false
      }
    },
    now() {
      return now => {
        var actual = new Date()
        var zero = new Date(0)
        var date = new Date(actual - now)
        if (date.getFullYear() === zero.getFullYear()) {
          if (date.getMonth() === zero.getMonth()) {
            if (date.getDate() === zero.getDate()) {
              if (date.getHours() === zero.getDate()) {
                if (date.getMinutes() < 1) {
                  return 'vor ' + date.getSeconds() + ' Sekunden'
                } else if (date.getMinutes() < 10) {
                  return 'vor ' + date.getMinutes() + ' Minuten'
                } else {
                  return (
                    (now.getHours() < 10 ? '0' : '') +
                    now.getHours() +
                    ':' +
                    (now.getMinutes() < 10 ? '0' : '') +
                    now.getMinutes()
                  )
                }
              } else {
                return (
                  (now.getHours() < 10 ? '0' : '') +
                  now.getHours() +
                  ':' +
                  (now.getMinutes() < 10 ? '0' : '') +
                  now.getMinutes()
                )
              }
            }
          }
        }
        return (
          now.getDate() +
          '.' +
          now.getMonth() +
          '.' +
          now.getFullYear() +
          ' ' +
          (now.getHours() < 10 ? '0' : '') +
          now.getHours() +
          ':' +
          (now.getMinutes() < 10 ? '0' : '') +
          now.getMinutes()
        )
      }
    }
  },
  beforeDestroy() {
    clearInterval(this.timer)
  }
}
</script>

<style scoped></style>
