{{/*
  Partial: search-block

  Paramètres:
    - showTitle: bool (afficher le titre, défaut: true)
    - action: string (URL de soumission du formulaire)
    - method: string (méthode du formulaire, défaut: GET)
*/}}

{{ $showTitle := default true .showTitle }}
{{ $action := .action }}
{{ $method := default "GET" .method }}

{{ $iconLocation := resources.Get "images/picto/location_on_24dp_1F1F1F_FILL0_wght400_GRAD0_opsz24.svg" }}
{{ $iconCalendar := resources.Get "images/picto/calendar_today_24dp_1F1F1F_FILL0_wght400_GRAD0_opsz24.svg" }}
{{ $iconSchedule := resources.Get "images/picto/schedule_24dp_1F1F1F_FILL0_wght400_GRAD0_opsz24.svg" }}
{{ $iconSearch := resources.Get "images/picto/search_24dp_1F1F1F_FILL0_wght400_GRAD0_opsz24.svg" }}
{{ $iconSwap := resources.Get "images/picto/sync_alt_24dp_1F1F1F_FILL0_wght400_GRAD0_opsz24.svg" }}

<section class="search-block" x-data="searchBlock()">
  {{ if $showTitle }}
    <h2 class="search-title">{{ site.Params.search.title }}</h2>
  {{ end }}

  <form class="search-form"{{ with $action }} action="{{ . }}"{{ end }}{{ with $method }} method="{{ . }}"{{ end }} @submit="validateForm($event)">
    <div class="form-group-locations">
      <div class="form-group autocomplete-container">
        <label for="departure-input">
          {{ if $iconLocation }}<img src="{{ $iconLocation.RelPermalink }}" alt="" class="label-icon" />{{ end }}
          {{ site.Params.search.labelDepart }}
        </label>
        <input type="hidden" name="departure" x-model="departure.address" />
        <input type="text" id="departure-input" x-ref="departure"
          x-model="departure.input"
          @input.debounce.300ms="autocomplete('departure')"
          @focus="departure.showResults = departure.results.length > 0"
          @click.outside="departure.showResults = false"
          autocomplete="off"
          placeholder=""
          :class="{ 'input-error': errors.departure }"
          required />
        <ul class="autocomplete-results" x-show="departure.showResults && departure.results.length > 0" x-cloak>
          <template x-for="item in departure.results" :key="item.properties.id">
            <li @click="selectAddress('departure', item)" x-text="item.properties.label"></li>
          </template>
        </ul>
      </div>

      <button type="button" class="swap-btn" @click="swapLocations()" aria-label="Inverser départ et destination">
        {{ if $iconSwap }}<img src="{{ $iconSwap.RelPermalink }}" alt="" />{{ end }}
      </button>

      <div class="form-group autocomplete-container">
        <label for="destination-input">
          {{ if $iconLocation }}<img src="{{ $iconLocation.RelPermalink }}" alt="" class="label-icon" />{{ end }}
          {{ site.Params.search.labelDestination }}
        </label>
        <input type="hidden" name="destination" x-model="destination.address" />
        <input type="text" id="destination-input" x-ref="destination"
          x-model="destination.input"
          @input.debounce.300ms="autocomplete('destination')"
          @focus="destination.showResults = destination.results.length > 0"
          @click.outside="destination.showResults = false"
          autocomplete="off"
          placeholder=""
          :class="{ 'input-error': errors.destination }"
          required />
        <ul class="autocomplete-results" x-show="destination.showResults && destination.results.length > 0" x-cloak>
          <template x-for="item in destination.results" :key="item.properties.id">
            <li @click="selectAddress('destination', item)" x-text="item.properties.label"></li>
          </template>
        </ul>
      </div>
    </div>

    <div class="form-group-row">
      <div class="form-group">
        <label for="departuredate">
          {{ if $iconCalendar }}<img src="{{ $iconCalendar.RelPermalink }}" alt="" class="label-icon" />{{ end }}
          {{ site.Params.search.labelDate }}
        </label>
        <input type="date" id="departuredate" name="departuredate" x-model="departuredate"
          :class="{ 'input-error': errors.departuredate }"
          required />
      </div>

      <div class="form-group">
        <label for="departuretime">
          {{ if $iconSchedule }}<img src="{{ $iconSchedule.RelPermalink }}" alt="" class="label-icon" />{{ end }}
          {{ site.Params.search.labelHeure }}
        </label>
        <input type="time" id="departuretime" name="departuretime" x-model="departuretime"
          :class="{ 'input-error': errors.departuretime }"
          required />
      </div>
    </div>

    <button type="submit" class="search-btn">
      {{ if $iconSearch }}<img src="{{ $iconSearch.RelPermalink }}" alt="" class="btn-icon" />{{ end }}
      {{ site.Params.search.buttonText }}
    </button>
  </form>
</section>

<script>
  function searchBlock() {
    const data = window.__PARCOURSMOB_DATA__ || {};

    return {
      departure: {
        input: data.departure?.properties?.label || '',
        address: data.departure ? JSON.stringify(data.departure) : '',
        results: [],
        showResults: false
      },
      destination: {
        input: data.destination?.properties?.label || '',
        address: data.destination ? JSON.stringify(data.destination) : '',
        results: [],
        showResults: false
      },
      departuredate: data.departure_date || '',
      departuretime: data.departure_time || '',
      errors: {
        departure: false,
        destination: false,
        departuredate: false,
        departuretime: false
      },

      validateForm(event) {
        // Reset errors
        this.errors.departure = false;
        this.errors.destination = false;
        this.errors.departuredate = false;
        this.errors.departuretime = false;

        let isValid = true;

        // Vérifier que le départ a été sélectionné (pas juste du texte tapé)
        if (!this.departure.address) {
          this.errors.departure = true;
          isValid = false;
        }

        // Vérifier que la destination a été sélectionnée
        if (!this.destination.address) {
          this.errors.destination = true;
          isValid = false;
        }

        // Vérifier la date
        if (!this.departuredate) {
          this.errors.departuredate = true;
          isValid = false;
        }

        // Vérifier l'heure
        if (!this.departuretime) {
          this.errors.departuretime = true;
          isValid = false;
        }

        if (!isValid) {
          event.preventDefault();
        }
      },

      async autocomplete(field) {
        const fieldData = this[field];
        // Réinitialiser l'adresse si l'utilisateur modifie le texte
        fieldData.address = '';
        this.errors[field] = false;

        if (!fieldData.input || fieldData.input.length < 3) {
          fieldData.results = [];
          fieldData.showResults = false;
          return;
        }

        try {
          const response = await fetch(`https://api-adresse.data.gouv.fr/search/?q=${encodeURIComponent(fieldData.input)}&limit=5`);
          const json = await response.json();
          fieldData.results = json.features || [];
          fieldData.showResults = fieldData.results.length > 0;
        } catch (e) {
          console.error('Erreur autocomplétion:', e);
          fieldData.results = [];
          fieldData.showResults = false;
        }
      },

      selectAddress(field, item) {
        const fieldData = this[field];
        fieldData.input = item.properties.label;
        fieldData.address = JSON.stringify(item);
        fieldData.results = [];
        fieldData.showResults = false;
        this.errors[field] = false;
      },

      swapLocations() {
        const tempInput = this.departure.input;
        const tempAddress = this.departure.address;

        this.departure.input = this.destination.input;
        this.departure.address = this.destination.address;

        this.destination.input = tempInput;
        this.destination.address = tempAddress;
      }
    };
  }
</script>