<template>
  <div>
    <!-- Edit Dialog -->
    <BaseDialog
      v-if="editTarget"
      v-model="dialogStates.edit"
      width="100%"
      max-width="1100px"
      :icon="$globals.icons.pages"
      :title="$t('general.edit')"
      :submit-icon="$globals.icons.save"
      :submit-text="$t('general.save')"
      :submit-disabled="!editTarget.queryFilterString"
      can-submit
      @submit="editCookbook"
    >
      <v-card-text>
        <CookbookEditor
          v-model="editTarget"
          :actions="actions"
        />
      </v-card-text>
    </BaseDialog>

    <v-container
      v-if="book"
      class="my-0"
    >
      <v-sheet
        color="transparent"
        class="d-flex flex-column w-100 pa-0 ma-0"
        elevation="0"
      >
        <div class="d-flex align-center w-100 mb-2">
          <v-toolbar-title class="headline mb-0">
          <v-icon size="large" class="mr-3">
            {{ $globals.icons.pages }}
          </v-icon>
            {{ book.name }}
          </v-toolbar-title>
          <BaseButton
            v-if="canEdit"
            class="mx-1"
            :edit="true"
            @click="handleEditCookbook"
          />
        </div>
        <div v-if="book.description" class="subtitle-1 text-grey-lighten-1 mb-2">
          {{ book.description }}
        </div>
      </v-sheet>

      <v-container class="pa-0">
        <RecipeCardSection
          class="mb-5 mx-1"
          :recipes="recipes"
          :query="{ cookbook: slug }"
          @sort-recipes="assignSorted"
          @replace-recipes="replaceRecipes"
          @append-recipes="appendRecipes"
          @delete="removeRecipe"
        />
      </v-container>
    </v-container>
  </div>
</template>

<script lang="ts">
import { useLazyRecipes } from "~/composables/recipes";
import RecipeCardSection from "@/components/Domain/Recipe/RecipeCardSection.vue";
import { useCookbookStore } from "~/composables/store/use-cookbook-store";
import { useCookbook } from "~/composables/use-group-cookbooks";
import { useLoggedInState } from "~/composables/use-logged-in-state";
import type { RecipeCookBook } from "~/lib/api/types/cookbook";
import CookbookEditor from "~/components/Domain/Cookbook/CookbookEditor.vue";

export default defineNuxtComponent({
  components: { RecipeCardSection, CookbookEditor },
  setup() {
    const $auth = useMealieAuth();
    const { isOwnGroup } = useLoggedInState();

    const route = useRoute();
    const groupSlug = computed(() => route.params.groupSlug as string || $auth.user.value?.groupSlug || "");

    const { recipes, appendRecipes, assignSorted, removeRecipe, replaceRecipes } = useLazyRecipes(isOwnGroup.value ? null : groupSlug.value);
    const slug = route.params.slug as string;
    const { getOne } = useCookbook(isOwnGroup.value ? null : groupSlug.value);
    const { actions } = useCookbookStore();
    const router = useRouter();

    const tab = ref(null);
    const book = getOne(slug);

    const isOwnHousehold = computed(() => {
      if (!($auth.user.value && book.value?.householdId)) {
        return false;
      }

      return $auth.user.value.householdId === book.value.householdId;
    });
    const canEdit = computed(() => isOwnGroup.value && isOwnHousehold.value);

    const dialogStates = reactive({
      edit: false,
    });

    const editTarget = ref<RecipeCookBook | null>(null);
    function handleEditCookbook() {
      dialogStates.edit = true;
      editTarget.value = book.value;
    }

    async function editCookbook() {
      if (!editTarget.value) {
        return;
      }
      const response = await actions.updateOne(editTarget.value);

      if (response?.slug && book.value?.slug !== response?.slug) {
        // if name changed, redirect to new slug
        router.push(`/g/${route.params.groupSlug}/cookbooks/${response?.slug}`);
      }
      else {
        // otherwise reload the page, since the recipe criteria changed
        router.go(0);
      }
      dialogStates.edit = false;
      editTarget.value = null;
    }

    useSeoMeta({
      title: book?.value?.name || "Cookbook",
    });

    return {
      book,
      slug,
      tab,
      appendRecipes,
      assignSorted,
      recipes,
      removeRecipe,
      replaceRecipes,
      canEdit,
      dialogStates,
      editTarget,
      handleEditCookbook,
      editCookbook,
      actions,
    };
  },
});
</script>
