<template>
  <div class="bg-white">
    <div class="flex bg-gray-50 pb-5 border-b">
      <div class="w-full md:w-4/5 lg:w-3/5 md:mx-auto md:max-w-4xl p-4">
        <div class="pt-4 pb-0">
          <div class="flex">
            <h2 class="flex-grow text-gray-900">
              Your Forms
            </h2>
            <v-button v-track.create_form_click :to="{name:'forms-create'}">
              <svg class="w-4 h-4 text-white inline mr-1 -mt-1" viewBox="0 0 14 14" fill="none"
                   xmlns="http://www.w3.org/2000/svg">
                <path d="M6.99996 1.1665V12.8332M1.16663 6.99984H12.8333" stroke="currentColor" stroke-width="1.67"
                      stroke-linecap="round" stroke-linejoin="round"/>
              </svg>
              Create a new form
            </v-button>
          </div>
          <small class="flex text-gray-500">Manage your forms and submissions.</small>
        </div>
      </div>
    </div>
    <div class="flex bg-white">
      <div class="w-full md:w-4/5 lg:w-3/5 md:mx-auto md:max-w-4xl px-4">
        <div class="mt-8 pb-0">
          <text-input v-if="forms.length > 0" class="mb-6" v-model="search" name="search" label="Search a form"
                      placeholder="Name of form to search"
          />
          <div v-if="allTags.length > 0" class="mb-4">
            <div v-for="tag in allTags" :key="tag"
                 :class="[
                   'inline-flex items-center rounded-full px-2 py-1 text-xs font-medium ring-1 ring-inset cursor-pointer mr-2',
                   {'bg-blue-50 text-blue-600 ring-blue-500/10 dark:bg-blue-400':selectedTags.includes(tag),
                    'bg-gray-50 text-gray-600 ring-gray-500/10 dark:bg-gray-700 hover:bg-blue-50 hover:text-blue-600 hover:ring-blue-500/10 hover:dark:bg-blue-400':!selectedTags.includes(tag)}
                 ]"
                 title="Click for filter by tag(s)"
                 @click="onTagClick(tag)"
            >
              {{ tag }}
            </div>
          </div>
          <div v-if="!formsLoading && enrichedForms.length === 0" class="flex flex-wrap justify-center max-w-4xl">
            <img loading="lazy" class="w-56"
                 src="/img/pages/forms/search_notfound.png" alt="search-not-found"
            >

            <h3 class="w-full mt-4 text-center text-gray-900 font-semibold">
              No forms found
            </h3>
            <div v-if="isFilteringForms && enrichedForms.length === 0 && search"
                 class="mt-2 w-full text-center">
              Your search "{{ search }}" did not match any forms. Please try again.
            </div>
            <v-button v-if="forms.length === 0" v-track.create_form_click class="mt-4" :to="{name:'forms-create'}">
              <svg class="w-4 h-4 text-white inline mr-1 -mt-1" viewBox="0 0 14 14" fill="none"
                   xmlns="http://www.w3.org/2000/svg">
                <path d="M6.99996 1.1665V12.8332M1.16663 6.99984H12.8333" stroke="currentColor" stroke-width="1.67"
                      stroke-linecap="round" stroke-linejoin="round"/>
              </svg>
              Create a new form
            </v-button>
          </div>
          <div v-else-if="forms.length > 0" class="mb-10">
            <div v-if="enrichedForms && enrichedForms.length">
              <div v-for="(form) in enrichedForms" :key="form.id"
                   class="mt-4 p-4 flex group bg-white hover:bg-gray-50 dark:bg-notion-dark items-center relative"
              >
                <div class="flex-grow items-center truncate cursor-pointer" role="button"
                     @click.prevent="viewForm(form)">
                  <span class="font-semibold text-gray-900 dark:text-white">{{ form.title }}</span>
                  <ul class="flex text-gray-500">
                    <li class="pr-1">
                      {{ form.views_count }} view{{ form.views_count > 0 ? 's' : '' }}
                    </li>
                    <li class="list-disc ml-6 pr-1">
                      {{ form.submissions_count }}
                      submission{{ form.submissions_count > 0 ? 's' : '' }}
                    </li>
                    <li class="list-disc ml-6">
                      Edited {{ form.last_edited_human }}
                    </li>
                  </ul>
                  <div v-if="['draft','closed'].includes(form.visibility) || (form.tags && form.tags.length > 0)"
                       class="mt-1 flex items-center flex-wrap gap-3">
                    <span v-if="form.visibility=='draft'"
                          class="inline-flex items-center rounded-full bg-yellow-100 px-2 py-1 text-xs font-medium text-yellow-600 ring-1 ring-inset ring-gray-500/10 dark:text-white dark:bg-gray-700">
                      Draft
                    </span>
                    <span v-else-if="form.visibility=='closed'"
                          class="inline-flex items-center rounded-full bg-yellow-100 px-2 py-1 text-xs font-medium text-yellow-600 ring-1 ring-inset ring-gray-500/10 dark:text-white dark:bg-gray-700">
                      Closed
                    </span>
                    <span v-for="(tag,i) in form.tags" :key="tag"
                          class="inline-flex items-center rounded-full bg-gray-50 px-2 py-1 text-xs font-medium text-gray-600 ring-1 ring-inset ring-gray-500/10 dark:text-white dark:bg-gray-700"
                    >
                      {{ tag }}
                    </span>
                  </div>
                </div>
                <extra-menu :form="form" :is-main-page="true"/>
              </div>
            </div>
          </div>
          <div v-if="formsLoading" class="text-center">
            <Loader class="h-6 w-6 text-nt-blue mx-auto"/>
          </div>
        </div>
      </div>
    </div>
    <open-form-footer class="mt-8 border-t"/>
  </div>
</template>

<script setup>
import {useAuthStore} from '../stores/auth'
import {useFormsStore} from '../stores/forms'
import {useWorkspacesStore} from '../stores/workspaces'
import Fuse from 'fuse.js'
import TextInput from '../components/forms/TextInput.vue'
import OpenFormFooter from '../components/pages/OpenFormFooter.vue'
import ExtraMenu from '../components/pages/forms/show/ExtraMenu.vue'
import {refDebounced} from "@vueuse/core"

definePageMeta({
  middleware: "auth"
})

// metaTitle: {type: String, default: 'Your Forms'},
// metaDescription: {
//   type: String,
//   default: 'All of your OpnForm are here. Create new forms, or update your existing one!'
// }

const authStore = useAuthStore()
const formsStore = useFormsStore()
const workspacesStore = useWorkspacesStore()
formsStore.startLoading()

onMounted(() => {
  if (!formsStore.allLoaded) {
    formsStore.loadAll(workspacesStore.currentId)
  } else {
    formsStore.stopLoading()
  }
})

// State
const {getAll: forms, loading: formsLoading, allTags} = storeToRefs(formsStore)
const showEditFormModal = ref(false)
const selectedForm = ref(null)
const search = ref('')
const debouncedSearch = refDebounced(search, 500)
const selectedTags = ref(new Set())

// Methods
const editForm = (form) => {
  selectedForm.value = form
  showEditFormModal.value = true
}
const onTagClick = (tag) => {
  if (selectedTags.value.has(tag)) {
    selectedTags.value.remove(tag)
  } else {
    selectedTags.value.add(tag)
  }
}
const viewForm = (form) => {
  useRouter().push({name: 'forms-slug-show', params: {slug: form.slug}})
}

// Computed
const isFilteringForms = computed(() => {
  return (search.value !== '' && search.value !== null) || selectedTags.value.size > 0
})

const enrichedForms = computed(() => {
  let enrichedForms = forms.value.map((form) => {
    form.workspace = workspacesStore.getByKey(form.workspace_id)
    return form
  }).filter((form) => {
    if (selectedTags.value.size === 0) {
      return true
    }
    return form.tags && form.tags.length ? [...selectedTags].every(r => form.tags.includes(r)) : false
  })

  if (!isFilteringForms || search.value === '' || search.value === null) {
    return enrichedForms
  }

  // Fuze search
  const fuzeOptions = {
    keys: [
      'title',
      'slug',
      'tags'
    ]
  }
  const fuse = new Fuse(enrichedForms, fuzeOptions)
  return fuse.search(debouncedSearch.value).map((res) => {
    return res.item
  })
})
</script>
