<script setup>
import HistoryDisplay from "~/components/HistoryDisplay.vue";
import dayjs from "dayjs";

definePageMeta({
  middleware: "auth"
})

const dataStore = useDataStore()
const route = useRoute()
const router = useRouter()
const toast = useToast()
const id = ref(route.params.id ? route.params.id : null )

let currentItem = ref(null)

//Working
const mode = ref(route.params.mode || "show")
const itemInfo = ref({
  name: "",
  customer: null,
  active: true,
})

//Functions
const setupPage = () => {
  if(mode.value === "show" || mode.value === "edit"){
    currentItem.value = dataStore.getContractById(Number(useRoute().params.id))
  }

  if(mode.value === "edit") itemInfo.value = currentItem.value

  if(mode.value === "create") {
    let query = route.query

    if(query.customer) itemInfo.value.customer = Number(query.customer)
  }
}

const cancelEditorCreate = () => {
  if(currentItem.value) {
    router.push(`/contracts/show/${currentItem.value.id}`)
  } else {
    router.push(`/contracts/`)
  }
}

setupPage()
</script>

<template>
  <UDashboardNavbar :title="currentItem ? currentItem.name : (mode === 'create' ? 'Vertrag erstellen' : 'Vertrag bearbeiten')">
    <template #right>
      <UButton
          v-if="mode === 'edit'"
          @click="dataStore.updateItem('contracts',itemInfo)"
      >
        Speichern
      </UButton>
      <UButton
          v-else-if="mode === 'create'"
          @click="dataStore.createNewItem('contracts',itemInfo)"
      >
        Erstellen
      </UButton>
      <UButton
          @click="cancelEditorCreate"
          color="red"
          class="ml-2"
          v-if="mode === 'edit' || mode === 'create'"
      >
        Abbrechen
      </UButton>
      <UButton
          v-if="mode === 'show'"
          @click="router.push(`/contracts/edit/${currentItem.id}`)"
      >
        Bearbeiten
      </UButton>
    </template>
  </UDashboardNavbar>
  <UTabs
      v-if="currentItem && mode === 'show'"
      :items="[{label: 'Informationen'}, {label: 'Logbuch'}, {label: 'Dokumente'}]"
    class="p-5"
  >
    <template #item="{item}">
      <UCard class="mt-5">
        <div v-if="item.label === 'Informationen'">
          <Toolbar>
            <UButton
                v-if="mode === 'show' && currentItem.id"
                @click="editCustomer"
            >
              Bearbeiten
            </UButton>
          </Toolbar>

          <UBadge
              v-if="currentItem.active"
          >
            Vertrag aktiv
          </UBadge>
          <UBadge
              v-else
              color="red"
          >
            Vertrag gesperrt
          </UBadge>

          <div class="text-wrap">
            <p>Kundennummer: <nuxt-link :to="`/customers/show/${currentItem.customer}`">{{dataStore.getCustomerById(currentItem.customer).name}}</nuxt-link></p>
          </div>

          <UDivider
              class="my-2"
          />

          Beschreibung:<br>
          {{currentItem.description}}<br>
        </div>
        <div v-else-if="item.label === 'Logbuch'">
          <HistoryDisplay
              type="contract"
              v-if="currentItem"
              :element-id="currentItem.id"
          />
        </div>
        <div v-else-if="item.label === 'Dokumente'">
          <Toolbar>
            <DocumentUpload
                type="contract"
                :element-id="currentItem.id"
            />
          </Toolbar>
          <DocumentList
              :documents="dataStore.getDocumentsByContractId(currentItem.id)"
          />
        </div>
      </UCard>
    </template>
  </UTabs>
  <UForm v-else-if="mode == 'edit' || mode == 'create'" class="p-5" >

    <UFormGroup
        label="Name:"
    >
      <UInput
          v-model="itemInfo.name"
      />
    </UFormGroup>

    <UFormGroup
        label="Kunde:"
    >
      <USelectMenu
          v-model="itemInfo.customer"
          option-attribute="name"
          value-attribute="id"
          :options="dataStore.customers"
          @change="itemInfo.contact = null"
          searchable
          :search-attributes="['name']"
      >
        <template #label>
          {{dataStore.getCustomerById(itemInfo.customer) ? dataStore.getCustomerById(itemInfo.customer).name : "Kein Kunde ausgewählt" }}
        </template>
      </USelectMenu>
    </UFormGroup>
    <UFormGroup
        label="Ansprechpartner:"
        v-if="itemInfo.customer"
    >
      <USelectMenu
          v-model="itemInfo.contact"
          option-attribute="fullName"
          value-attribute="id"
          :options="dataStore.getContactsByCustomerId(itemInfo.customer)"
          searchable
          :search-attributes="['name']"
      >
        <template #label>
          {{dataStore.getContactById(itemInfo.contact) ? dataStore.getContactById(itemInfo.contact).fullName : "Kein Ansprechpartner ausgewählt" }}
        </template>
      </USelectMenu>
    </UFormGroup>

    <UFormGroup
        label="Vertrag aktiv:"
    >
      <UCheckbox
          v-model="itemInfo.active"
      />
    </UFormGroup>
    <UFormGroup
        label="Vertragsstart:"
        class="mt-2"
    >
      <UPopover :popper="{ placement: 'bottom-start' }">
        <UButton
            icon="i-heroicons-calendar-days-20-solid"
            :label="itemInfo.startDate ? dayjs(itemInfo.startDate).format('DD.MM.YYYY') : 'Datum auswählen'"
            variant="outline"
        />

        <template #panel="{ close }">
          <LazyDatePicker v-model="itemInfo.startDate" @close="close" />
        </template>
      </UPopover>
    </UFormGroup>
    <UFormGroup
        label="Vertragsende(voraussichtlich):"
        class="mt-2"
    >
      <UPopover :popper="{ placement: 'bottom-start' }">
        <UButton
            icon="i-heroicons-calendar-days-20-solid"
            :label="itemInfo.endDate ? dayjs(itemInfo.endDate).format('DD.MM.YYYY') : 'Datum auswählen'"
            variant="outline"
        />

        <template #panel="{ close }">
          <LazyDatePicker v-model="itemInfo.endDate" @close="close" />
        </template>
      </UPopover>
    </UFormGroup>
    <UFormGroup
      label="mindest Vertragslaufzeit:"
    >
      <USelectMenu
        :options="['12 Monate','24 Monate','36 Monate','48 Monate']"
        v-model="itemInfo.duration"
      />
    </UFormGroup>

    <UFormGroup
        label="Datum der Unterzeichnung:"
        class="mt-2"
    >
      <UPopover :popper="{ placement: 'bottom-start' }">
        <UButton
            icon="i-heroicons-calendar-days-20-solid"
            :label="itemInfo.signDate ? dayjs(itemInfo.signDate).format('DD.MM.YYYY') : 'Datum auswählen'"
            variant="outline"
        />

        <template #panel="{ close }">
          <LazyDatePicker v-model="itemInfo.signDate" @close="close" />
        </template>
      </UPopover>
    </UFormGroup>

    <UFormGroup
        label="Notizen:"
    >
      <UTextarea
          v-model="itemInfo.notes"
          rows="6"
          maxrows="12"
      />
    </UFormGroup>
    </UForm>
</template>

<style scoped>

</style>