<template>
  <form ref="form" class="flex flex-col h-fit w-full border border-primary rounded-md" @submit.prevent="updateUsage">
    <div class="bg-primary p-2 text-white flex flex-row justify-between items-center">
      <p>Templates zu "{{ templateUsage.scope }}" zuweisen</p>
      <div class="flex flex-row justify-end w-16">
        <button type="button" class="!p-0 !h-fit !w-fit" title="Vorschau erzeugen" @click="previewUsage">
          <EyeIcon class="w-5 h-5 p-1 box-content pointer-events-none" />
        </button>
        <button v-if="status == null && can('create','settings','newsletter_config')" type="submit" class="!p-0 !h-fit !w-fit" title="speichern">
          <ArchiveBoxArrowDownIcon class="w-5 h-5 p-1 box-content pointer-events-none" />
        </button>
        <Spinner v-else-if="status == 'loading'" class="my-auto" />
        <SuccessCheckmark v-else-if="status?.status == 'success'" />
        <FailureXMark v-else-if="status?.status == 'failed'" />
        <button type="button" v-if="can('create','settings','newsletter_config')" class="!p-0 !h-fit !w-fit" title="zurücksetzen" @click="resetForm">
          <ArchiveBoxXMarkIcon class="w-5 h-5 p-1 box-content pointer-events-none" />
        </button>
      </div>
    </div>
    <div class="flex flex-col p-2 gap-2">
      <div class="flex flex-col md:flex-row gap-2 md:items-center">
        <div class="flex flex-row w-full gap-2 items-center">
          <p class="min-w-16">Kopfzeile:</p>
          <select ref="header" id="header" :value="templateUsage.header?.id ?? 'def'">
            <option value="def">Standard-Vorlage verwenden</option>
            <option v-for="template in templates" :key="template.id" :value="template.id">{{ template.template }}</option>
          </select>
        </div>
        <div class="flex flex-row gap-2 items-center">
          <p class="whitespace-nowrap">Höhe [mm]:</p>
          <input id="headerHeight" type="number" :min="15" v-model="templateUsage.headerHeight" class="!w-24" placeholder="15">
        </div>        
      </div>
      <div class="flex flex-row gap-2 items-center">
        <p class="min-w-16">Hauptteil:</p>
        <select ref="body" id="body" :value="templateUsage.body?.id ?? 'def'">
          <option value="def">Standard-Vorlage verwenden</option>
          <option v-for="template in templates" :key="template.id" :value="template.id">{{ template.template }}</option>
        </select>
      </div>
      <div class="flex flex-col md:flex-row gap-2 md:items-center">
        <div class="flex flex-row w-full gap-2 items-center">
          <p class="min-w-16">Fußzeile:</p>
          <select ref="footer" id="footer" :value="templateUsage.footer?.id ?? 'def'">
            <option value="def">Standard-Vorlage verwenden</option>
            <option v-for="template in templates" :key="template.id" :value="template.id">{{ template.template }}</option>
          </select>
        </div>
        <div class="flex flex-row gap-2 items-center">
          <p class="whitespace-nowrap">Höhe [mm]:</p>
          <input id="footerHeight" type="number" :min="15" v-model="templateUsage.footerHeight" class="!w-24" placeholder="15">
        </div>
      </div>
    </div>
  </form>
</template>

<script setup lang="ts">
import { defineAsyncComponent, defineComponent, markRaw, type PropType } from "vue";
import { mapState, mapActions } from "pinia";
import { ArchiveBoxArrowDownIcon, ArchiveBoxXMarkIcon, EyeIcon } from "@heroicons/vue/24/outline";
import type { TemplateUsageViewModel } from "@/viewmodels/admin/settings/templateUsage.models";
import { useTemplateStore } from "@/stores/admin/settings/template";
import { useTemplateUsageStore } from "@/stores/admin/settings/templateUsage";
import Spinner from "@/components/Spinner.vue";
import SuccessCheckmark from "@/components/SuccessCheckmark.vue";
import FailureXMark from "@/components/FailureXMark.vue";
import { useModalStore } from "@/stores/modal";
import { useAbilityStore } from "@/stores/ability";
</script>

<script lang="ts">
export default defineComponent({
  props: {
    templateUsage: { type: Object as PropType<TemplateUsageViewModel>, default: {} },
  },
  data() {
    return {
      status: null as null | "loading" | { status: "success" | "failed"; reason?: string },
      timeout: undefined as any,
    };
  },
  computed: {
    ...mapState(useTemplateStore, ["templates"]),
    ...mapState(useAbilityStore, ["can"]),
  },
  beforeUnmount() {
    try {
      clearTimeout(this.timeout);
    } catch (error) {}
  },
  methods: {
    ...mapActions(useModalStore, ["openModal"]),
    ...mapActions(useTemplateUsageStore, ["updateTemplateUsage"]),
    previewUsage() {
      this.openModal(
        markRaw(defineAsyncComponent(() => import("@/components/admin/settings/templateUsage/TemplatePreviewModal.vue"))),
        this.templateUsage.scope
      )
    },
    updateUsage(e: any) {
      const fromData = e.target.elements;
      const headerId = fromData.header.value === "def" ? null : fromData.header.value;
      const bodyId = fromData.body.value === "def" ? null : fromData.body.value;
      const footerId = fromData.footer.value === "def" ? null : fromData.footer.value;
      const headerHeight = fromData.footer.value === "" ? null : parseInt(fromData.headerHeight.value);
      const footerHeight = fromData.footer.value === "" ? null : parseInt(fromData.footerHeight.value);

      this.status = "loading"
      this.updateTemplateUsage({
        scope: this.templateUsage.scope,
        headerId: headerId,
        bodyId: bodyId,
        footerId: footerId,
        headerHeight:headerHeight,
        footerHeight: footerHeight
      })
        .then(() => {
          this.status = { status: "success" };
          this.timeout = setTimeout(() => {
            this.status = null;
          }, 2000);
        })
        .catch(() => {
          this.status = { status: "failed" };
        });
    },
    resetForm() {
      (this.$refs.header as HTMLSelectElement).value = String(this.templateUsage.header?.id ?? "def");
      (this.$refs.body as HTMLSelectElement).value = String(this.templateUsage.body?.id ?? "def");
      (this.$refs.footer as HTMLSelectElement).value = String(this.templateUsage.footer?.id ?? "def");
    },
  },
});
</script>
