<script setup>

import dayjs from "dayjs";

definePageMeta({
  middleware: "auth"
})

defineShortcuts({
  'backspace': () => {
    router.push("/banking")
  }
})

const dataStore = useDataStore()
const route = useRoute()
const router = useRouter()
const mode = ref(route.params.mode || "show")
const supabase = useSupabaseClient()

const itemInfo = ref({statementallocations:[]})
const oldItemInfo = ref({})

const openDocuments = ref([])

const setup = async () => {
  if(route.params.id) {
    itemInfo.value =  (await supabase.from("bankstatements").select("*, statementallocations(*)").eq("id",route.params.id).single()).data  //dataStore.bankstatements.find(i => i.id === Number(route.params.id))
  }
  if(itemInfo.value) oldItemInfo.value = JSON.parse(JSON.stringify(itemInfo.value))

  openDocuments.value = (await supabase.from("createddocuments").select("*, statementallocations(*)")).data.filter(i => i.statementallocations.length === 0 || i.statementallocations.find(x => x.bs_id === itemInfo.value.id))


  let allocations = (await supabase.from("createddocuments").select(`*, statementallocations(*)`).eq("id",50)).data



}

const displayCurrency = (value, currency = "€") => {
  return `${Number(value).toFixed(2).replace(".",",")} ${currency}`
}

const separateIBAN = (input)  => {
  const separates = input.match(/.{1,4}/g)
  return separates.join(" ")
}

const getDocumentSum = (doc) => {
  let sum = 0
  doc.rows.forEach(row => {
    if(row.mode === "normal" || row.mode === "service" || row.mode === "free") {
      sum += row.quantity * row.price * (1 - row.discountPercent / 100) * (1 + row.taxPercent / 100)
    }
  })
  return sum
}

const getInvoiceSum = (invoice) => {
  let sum = 0
  invoice.accounts.forEach(account => {
    sum += account.amountTax
    sum += account.amountNet
  })
  return sum.toFixed(2)
}

const calculateOpenSum = computed(() => {
    let startingAmount = itemInfo.value.amount || 0

    itemInfo.value.statementallocations.forEach(item => {
      if(item.cd_id) {
        startingAmount = startingAmount - item.amount
      } else if(item.ii_id) {
        startingAmount = Number(startingAmount) + item.amount
      }
    })

    return startingAmount.toFixed(2)
})

const saveAllocations = async () =>  {
  let allocationsToBeSaved = itemInfo.value.statementallocations.filter(i => !i.id)

  for await (let i of allocationsToBeSaved) {
    await dataStore.createNewItem("statementallocations", i)
  }


}


setup()

</script>

<template>
  <UDashboardNavbar
      :ui="{center: 'flex items-stretch gap-1.5 min-w-0'}"
  >
    <template #left>
      <UButton
          icon="i-heroicons-chevron-left"
          variant="outline"
          @click="router.push(`/banking`)"
      >
        Kontobewegungen
      </UButton>
    </template>
    <template #center>
      <h1
          :class="['text-xl','font-medium', Number(calculateOpenSum) === 0 ? ['text-primary-500'] : ['text-rose-600']]"
      >Kontobewegung bearbeiten</h1>
    </template>
    <template #right>
      <UButton
          v-if="mode === 'edit'"
          @click="saveAllocations"
      >
        Speichern
      </UButton>
      <!--<UButton
          v-else-if="mode === 'create'"
          @click="dataStore.createNewItem('customers',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="editItem"
      >
        Bearbeiten
      </UButton>-->
    </template>
    <template #badge v-if="itemInfo">
      <UBadge
          v-if="itemInfo.incomingInvoice || itemInfo.createdDocument"
      >
        Gebucht
      </UBadge>
      <UBadge
          v-else
          color="red"
      >
        Offen
      </UBadge>
    </template>
  </UDashboardNavbar>

  <UDashboardPanelContent
    class="flex flex-row"
  >
    <UCard
        class="w-2/5 mx-auto mt-5"
        v-if="itemInfo"
    >
      <template #header>
        <div class="flex flex-row justify-between">
        <span
            v-if="itemInfo.amount > 0"
            class="text-base font-semibold leading-6 text-gray-900 dark:text-white"
        >
            {{itemInfo.debName}}
          </span>
          <span
              v-else-if="itemInfo.amount < 0"
              class="text-base font-semibold leading-6 text-gray-900 dark:text-white"
          >
            {{itemInfo.credName}}
          </span>


          <span v-if="itemInfo.amount > 0" class="text-primary-500 font-semibold">{{itemInfo.amount.toFixed(2).replace(".",",")}}  {{itemInfo.currency}}</span>
          <span v-else-if="itemInfo.amount < 0" class="text-rose-600 font-semibold">{{itemInfo.amount.toFixed(2).replace(".",",")}} {{itemInfo.currency}}</span>
          <span v-else>{{(itemInfo.amount || 0).toFixed(2).replace(".",",")}} {{itemInfo.currency}}</span>
        </div>
      </template>

      <table class="w-full" v-if="itemInfo.id">
        <tr class="flex-row flex justify-between">
          <td>
            <span class="font-semibold">Buchungsdatum:</span>
          </td>
          <td>
            {{dayjs(itemInfo.date).format("DD.MM.YYYY")}}
          </td>
        </tr>
        <tr class="flex-row flex justify-between">
          <td>
            <span class="font-semibold">Wertstellungsdatum:</span>
          </td>
          <td>
            {{dayjs(itemInfo.valueDate).format("DD.MM.YYYY")}}
          </td>
        </tr>
        <tr class="flex-row flex justify-between">
          <td>
            <span class="font-semibold">Partner:</span>
          </td>
          <td>
            {{itemInfo.amount > 0 ? itemInfo.debName : itemInfo.credName}}
          </td>
        </tr>
        <tr class="flex-row flex justify-between">
          <td>
            <span class="font-semibold">Partner IBAN:</span>
          </td>
          <td>
            {{itemInfo.amount > 0 ? separateIBAN(itemInfo.debIban) : separateIBAN(itemInfo.credIban)}}
          </td>
        </tr>
        <tr class="flex-row flex justify-between">
          <td>
            <span class="font-semibold">Konto:</span>
          </td>
          <td>
            {{dataStore.getBankAccountById(itemInfo.account) ? dataStore.getBankAccountById(itemInfo.account).name || separateIBAN(dataStore.getBankAccountById(itemInfo.account).iban) : ""}}
          </td>
        </tr>
        <tr class="flex-row flex justify-between">
          <td colspan="2">
            <span class="font-semibold">Verknüpfte Dokumente:</span>
          </td>
        </tr>
        <tr
            class="flex-row flex justify-between mb-3"
            v-for="item in itemInfo.statementallocations"
        >

          <td>
<!--            <span v-if="itemInfo.createdDocument"><nuxt-link :to="`/createDocument/show/${itemInfo.createdDocument}`">{{dataStore.createddocuments.find(i => i.id === itemInfo.createdDocument).documentNumber}}</nuxt-link></span>
            <span v-else-if="itemInfo.incomingInvoice"><nuxt-link :to="`/incominInvoices/show/${itemInfo.incomingInvoice}`">{{dataStore.getIncomingInvoiceById(itemInfo.incomingInvoice).reference}}</nuxt-link></span>-->
            <span v-if="item.cd_id">
              {{dataStore.getCreatedDocumentById(item.cd_id).documentNumber}}
            </span>
            <span v-else-if="item.ii_id">
              {{dataStore.getVendorById(dataStore.getIncomingInvoiceById(item.ii_id).vendor).name}} - {{dataStore.getIncomingInvoiceById(item.ii_id).reference}}
            </span>
          </td>
          <td>
            <UButton
              variant="outline"
              icon="i-heroicons-arrow-right-end-on-rectangle"
              @click="router.push(`/createDocument/show/${item.cd_id}`)"
              v-if="item.cd_id"
            />
            <UButton
              variant="outline"
              icon="i-heroicons-arrow-right-end-on-rectangle"
              @click="router.push(`/incominginvoices/show/${item.ii_id}`)"
              v-else-if="item.ii_id"
            />
          </td>
        </tr>
        <tr class="flex-row flex justify-between">
          <td colspan="2">
            <span class="font-semibold">Beschreibung:</span>
          </td>
        </tr>
        <tr>
          <td colspan="2">
            {{itemInfo.text}}
          </td>
        </tr>
      </table>

    </UCard>

<!--    <UDivider
        class="mt-5 w-2/5 mx-auto"
        v-if="!itemInfo.createdDocument && !itemInfo.incomingInvoice"
    />-->

    <div
        class="w-2/5 mx-auto"
        v-if="itemInfo.amount > 0 "
    >
      <UDivider>
        <span>Offene Summe: {{displayCurrency(calculateOpenSum)}}</span>
      </UDivider>
      <UCard
          class="mt-5"
          :ui="{ring: itemInfo.statementallocations.find(i => i.cd_id === document.id) ? 'ring-primary-500' : 'ring-gray-200 dark:ring-gray-800'}"
          v-for="document in openDocuments"
      >
        <template #header>
          <div class="flex flex-row justify-between">
            <span>{{dataStore.getCustomerById(document.customer).name}} - {{document.documentNumber}}</span>
            <span class="font-semibold text-primary-500">{{displayCurrency(getDocumentSum(document))}}</span>
          </div>
        </template>
        <UButton
            icon="i-heroicons-check"
            variant="outline"
            class="mr-3"
            v-if="!itemInfo.statementallocations.find(i => i.cd_id === document.id)"
            @click="itemInfo.statementallocations.push({cd_id: document.id, bs_id: itemInfo.id, amount: Number(getDocumentSum(document))})"
        />
        <UButton
            icon="i-heroicons-x-mark"
            variant="outline"
            color="rose"
            class="mr-3"
            v-if="itemInfo.statementallocations.find(i => i.cd_id === document.id)"
            @click="itemInfo.statementallocations = itemInfo.statementallocations.filter(i => i.cd_id !== document.id)"
        />

        <UButton
            variant="outline"
            icon="i-heroicons-arrow-right-end-on-rectangle"
            @click="router.push(`/createDocument/show/${document.id}`)"
        />
      </UCard>

    </div>
    <div
        class="w-2/5 mx-auto"
        v-if="itemInfo.amount < 0 "
    >
      <UDivider>
        <span>Offene Summe: {{displayCurrency(calculateOpenSum)}}</span>
      </UDivider>
      <UCard
          class="mt-5"
          :ui="{ring: itemInfo.assignments.find(i => i.id === invoice.id) ? 'ring-primary-500' : 'ring-gray-200 dark:ring-gray-800'}"
          v-for="invoice in dataStore.getOpenIncomingInvoices()"
      >
        <template #header>
          <div class="flex flex-row justify-between">
            <span>{{dataStore.getVendorById(invoice.vendor).name}} - {{invoice.reference}}</span>
            <span class="font-semibold text-rose-600">-{{displayCurrency(getInvoiceSum(invoice))}}</span>
          </div>
        </template>
        <UButton
            icon="i-heroicons-check"
            variant="outline"
            class="mr-3"
            v-if="!itemInfo.assignments.find(i => i.id === invoice.id)"
            @click="itemInfo.assignments.push({type: 'incomingInvoice',id: invoice.id})"
        />
        <UButton
            icon="i-heroicons-x-mark"
            variant="outline"
            color="rose"
            class="mr-3"
            v-if="itemInfo.assignments.find(i => i.id === invoice.id)"
            @click="itemInfo.assignments = itemInfo.assignments.filter(i => i.id !== invoice.id)"
        />
        <UButton
            variant="outline"
            icon="i-heroicons-arrow-right-end-on-rectangle"
            @click="router.push(`/incominginvoices/show/${invoice.id}`)"
        />

      </UCard>
    </div>
  </UDashboardPanelContent>
</template>

<style scoped>

</style>