{% extends 'base.html' %}

{% block title %}Lorem Ipsum Generator — Free Online Tool{% endblock %}

{% block content %}
<div class="container py-5">

  <!-- Breadcrumb -->
  <nav aria-label="breadcrumb" class="mb-4">
    <ol class="breadcrumb">
      <li class="breadcrumb-item"><a href="{{ url_for('main.index') }}">Home</a></li>
      <li class="breadcrumb-item"><a href="{{ url_for('main.index') }}#webtools">Web Tools</a></li>
      <li class="breadcrumb-item active" aria-current="page">Lorem Ipsum Generator</li>
    </ol>
  </nav>

  <!-- Page Header -->
  <div class="row mb-4">
    <div class="col">
      <h1 class="h2 fw-bold"><i class="fa-solid fa-align-left me-2 text-primary"></i>Lorem Ipsum Generator</h1>
      <p class="text-muted">Generate placeholder text by words, sentences, or paragraphs for your design mockups and prototypes.</p>
    </div>
  </div>

  <div class="row g-4">
    <!-- Form -->
    <div class="col-lg-4">
      <div class="card shadow-sm border-0">
        <div class="card-body p-4">
          <h5 class="fw-semibold mb-4"><i class="fa-solid fa-sliders me-2 text-primary"></i>Options</h5>

          <div class="mb-3">
            <label for="loremCount" class="form-label fw-semibold">Count <span class="text-danger">*</span></label>
            <input type="number" id="loremCount" class="form-control" min="1" max="100" value="5">
          </div>

          <div class="mb-3">
            <label class="form-label fw-semibold">Unit</label>
            <div class="d-flex gap-3">
              <div class="form-check">
                <input class="form-check-input" type="radio" name="loremUnit" id="unitWords" value="words">
                <label class="form-check-label" for="unitWords">Words</label>
              </div>
              <div class="form-check">
                <input class="form-check-input" type="radio" name="loremUnit" id="unitSentences" value="sentences">
                <label class="form-check-label" for="unitSentences">Sentences</label>
              </div>
              <div class="form-check">
                <input class="form-check-input" type="radio" name="loremUnit" id="unitParagraphs" value="paragraphs" checked>
                <label class="form-check-label" for="unitParagraphs">Paragraphs</label>
              </div>
            </div>
          </div>

          <div class="mb-3">
            <div class="form-check">
              <input class="form-check-input" type="checkbox" id="startWithLorem" checked>
              <label class="form-check-label" for="startWithLorem">
                Start with "Lorem ipsum…"
              </label>
            </div>
          </div>

          <div class="mb-4">
            <div class="form-check">
              <input class="form-check-input" type="checkbox" id="includeHtml">
              <label class="form-check-label" for="includeHtml">
                Include HTML <code>&lt;p&gt;</code> tags
              </label>
            </div>
          </div>

          <!-- Error Alert -->
          <div id="errorAlert" class="alert alert-danger d-none" role="alert">
            <i class="fa-solid fa-circle-xmark me-2"></i>
            <span id="errorMsg"></span>
          </div>

          <div class="d-grid">
            <button id="submitBtn" type="button" class="btn btn-primary btn-lg">
              <i class="fa-solid fa-wand-magic-sparkles me-2"></i>Generate
            </button>
          </div>
        </div>
      </div>
    </div>

    <!-- Results -->
    <div class="col-lg-8">
      <!-- Loading -->
      <div id="loadingCard" class="card shadow-sm border-0 d-none">
        <div class="card-body p-5 text-center">
          <div class="spinner-border text-primary mb-3" style="width:3rem;height:3rem;" role="status">
            <span class="visually-hidden">Generating...</span>
          </div>
          <p class="fw-semibold mb-0">Generating text…</p>
        </div>
      </div>

      <!-- Results -->
      <div id="resultsSection" class="d-none">
        <div class="card shadow-sm border-0">
          <div class="card-header fw-semibold d-flex justify-content-between align-items-center">
            <span><i class="fa-solid fa-align-left me-2"></i>Generated Text</span>
            <button id="copyBtn" class="btn btn-sm btn-outline-secondary">
              <i class="fa-solid fa-copy me-1"></i>Copy All
            </button>
          </div>
          <div class="card-body p-4">
            <textarea id="outputTextarea" class="form-control font-monospace small" rows="16" readonly
                      style="resize:vertical;"></textarea>
            <div class="d-flex justify-content-between mt-2">
              <small class="text-muted" id="generatedStats"></small>
              <small class="text-muted">Click inside the text area to select all (Ctrl+A)</small>
            </div>
          </div>
        </div>
      </div>

      <!-- Placeholder -->
      <div id="placeholderCard" class="card border-0 bg-light">
        <div class="card-body p-5 text-center text-muted">
          <i class="fa-solid fa-align-left fa-3x mb-3 opacity-25"></i>
          <p class="mb-0">Your generated Lorem Ipsum text will appear here.</p>
        </div>
      </div>
    </div>
  </div>
</div>
{% endblock %}

{% block scripts %}
<script>
(function () {
  'use strict';

  const submitBtn      = document.getElementById('submitBtn');
  const errorAlert     = document.getElementById('errorAlert');
  const errorMsg       = document.getElementById('errorMsg');
  const loadingCard    = document.getElementById('loadingCard');
  const resultsSection = document.getElementById('resultsSection');
  const placeholder    = document.getElementById('placeholderCard');
  const outputTA       = document.getElementById('outputTextarea');

  // Auto-select on click
  outputTA.addEventListener('click', () => outputTA.select());

  function showError(msg) {
    errorMsg.textContent = msg;
    errorAlert.classList.remove('d-none');
    loadingCard.classList.add('d-none');
    placeholder.classList.remove('d-none');
    resultsSection.classList.add('d-none');
  }

  document.getElementById('copyBtn').addEventListener('click', () => {
    outputTA.select();
    navigator.clipboard.writeText(outputTA.value).then(() => {
      const btn = document.getElementById('copyBtn');
      btn.innerHTML = '<i class="fa-solid fa-check text-success me-1"></i>Copied!';
      setTimeout(() => { btn.innerHTML = '<i class="fa-solid fa-copy me-1"></i>Copy All'; }, 2000);
    });
  });

  submitBtn.addEventListener('click', async () => {
    const count          = parseInt(document.getElementById('loremCount').value);
    const unit           = document.querySelector('input[name="loremUnit"]:checked').value;
    const startWithLorem = document.getElementById('startWithLorem').checked;
    const includeHtml    = document.getElementById('includeHtml').checked;

    if (!count || count < 1) { showError('Please enter a count of at least 1.'); return; }
    if (count > 100)         { showError('Maximum count is 100.'); return; }

    errorAlert.classList.add('d-none');
    loadingCard.classList.remove('d-none');
    resultsSection.classList.add('d-none');
    placeholder.classList.add('d-none');
    submitBtn.disabled = true;

    try {
      const resp = await fetch('/tools/webtools/lorem-ipsum/generate', {
        method: 'POST',
        headers: { 'Content-Type': 'application/json' },
        body: JSON.stringify({ count, unit, start_with_lorem: startWithLorem, include_html: includeHtml })
      });

      const data = await resp.json();
      if (!resp.ok) throw new Error(data.error || 'Server error ' + resp.status);

      const text = data.text || '';
      outputTA.value = text;
      outputTA.select();

      const wordCount = text.trim().split(/\s+/).filter(Boolean).length;
      document.getElementById('generatedStats').textContent =
        `${count} ${unit} · ~${wordCount} words · ${text.length} characters`;

      loadingCard.classList.add('d-none');
      resultsSection.classList.remove('d-none');
    } catch (err) {
      showError(err.message);
    } finally {
      submitBtn.disabled = false;
    }
  });
})();
</script>
{% endblock %}