import { Controller } from "@hotwired/stimulus"

export default class extends Controller {
  static targets = ["input", "results"]
  static values = { url: String }

  connect() {
    this.timeout = null
    console.log("Location autocomplete connected")
  }

  search() {
    clearTimeout(this.timeout)
    
    const query = this.inputTarget.value.trim()
    
    if (query.length < 1) {
      this.hideResults()
      return
    }

    this.timeout = setTimeout(() => {
      this.performSearch(query)
    }, 200)
  }

  async performSearch(query) {
    const url = `${this.urlValue}?q=${encodeURIComponent(query)}`

    try {
      const response = await fetch(url)
      const locations = await response.json()
      this.displayResults(locations)
    } catch (error) {
      console.error("Location search error:", error)
    }
  }

  displayResults(locations) {
    if (locations.length === 0) {
      this.hideResults()
      return
    }

    const html = locations.map(location => `
      <div class="px-4 py-2 hover:bg-indigo-50 cursor-pointer text-sm"
           data-action="click->location-autocomplete#selectLocation"
           data-location="${this.escapeHtml(location)}">
        ${this.escapeHtml(location)}
      </div>
    `).join('')

    this.resultsTarget.innerHTML = html
    this.resultsTarget.classList.remove("hidden")
  }

  selectLocation(event) {
    const location = event.currentTarget.dataset.location
    this.inputTarget.value = location
    this.hideResults()
  }

  hideResults() {
    if (this.hasResultsTarget) {
      this.resultsTarget.classList.add("hidden")
    }
  }

  escapeHtml(text) {
    const div = document.createElement('div')
    div.textContent = text
    return div.innerHTML
  }

  // Hide results when clicking outside
  clickOutside(event) {
    if (!this.element.contains(event.target)) {
      this.hideResults()
    }
  }
}