---
export const prerender = false;
import Layout from '../../../layouts/Layout.astro';
import { API_BASE as apiBase } from '../../../lib/api';
const { slug } = Astro.params;
---

<Layout title="Community Plugins">
  <section class="plugins-page">
    <div class="page-header">
      <div>
        <h1>Plugins</h1>
        <p class="subtitle">Manage plugins for this community</p>
      </div>
      <a class="btn-secondary" href={`/communities/${slug}`}>Back</a>
    </div>

    <div id="plugins-content">
      <p class="loading">Loading...</p>
    </div>
  </section>
</Layout>

<script define:vars={{ slug, apiBase }}>
  const token = localStorage.getItem('token');

  if (!token) {
    window.location.href = '/login';
  }

  function escapeHtml(str) {
    return String(str)
      .replaceAll('&', '&amp;')
      .replaceAll('<', '&lt;')
      .replaceAll('>', '&gt;')
      .replaceAll('"', '&quot;')
      .replaceAll("'", '&#039;');
  }

  async function fetchCommunityBySlug() {
    const res = await fetch(`${apiBase}/api/communities`);
    if (!res.ok) throw new Error('Failed to load communities');
    const communities = await res.json();
    return communities.find(c => c.slug === slug);
  }

  async function fetchMembership(communityId) {
    const res = await fetch(`${apiBase}/api/communities/${communityId}/membership`, {
      headers: { 'Authorization': `Bearer ${token}` },
    });

    if (!res.ok) throw new Error('Failed to check membership');
    return res.json();
  }

  async function fetchPlugins(communityId) {
    const res = await fetch(`${apiBase}/api/communities/${communityId}/plugins`, {
      headers: { 'Authorization': `Bearer ${token}` },
    });

    if (!res.ok) {
      const err = await res.text();
      throw new Error(err || 'Failed to load plugins');
    }

    return res.json();
  }

  function renderSchemaField(pluginName, key, propSchema, currentValue) {
    const fieldId = `field-${pluginName}-${key}`;
    const title = propSchema.title || key;
    const desc = propSchema.description || '';
    const type = propSchema.type || 'string';
    const defaultVal = propSchema.default;
    const value = currentValue !== undefined ? currentValue : defaultVal;

    let input = '';

    if (type === 'boolean') {
      input = `
        <label class="checkbox-label">
          <input type="checkbox" id="${fieldId}" data-key="${key}" data-type="boolean" ${value ? 'checked' : ''} />
          <span>${escapeHtml(title)}</span>
        </label>
      `;
    } else if (type === 'integer' || type === 'number') {
      const min = propSchema.minimum !== undefined ? `min="${propSchema.minimum}"` : '';
      const max = propSchema.maximum !== undefined ? `max="${propSchema.maximum}"` : '';
      input = `
        <label for="${fieldId}">${escapeHtml(title)}</label>
        <input type="number" id="${fieldId}" data-key="${key}" data-type="${type}" value="${value ?? ''}" ${min} ${max} />
      `;
    } else if (type === 'string' && propSchema.enum) {
      const options = propSchema.enum.map(opt => 
        `<option value="${escapeHtml(opt)}" ${value === opt ? 'selected' : ''}>${escapeHtml(opt)}</option>`
      ).join('');
      input = `
        <label for="${fieldId}">${escapeHtml(title)}</label>
        <select id="${fieldId}" data-key="${key}" data-type="string">${options}</select>
      `;
    } else {
      input = `
        <label for="${fieldId}">${escapeHtml(title)}</label>
        <input type="text" id="${fieldId}" data-key="${key}" data-type="string" value="${escapeHtml(value ?? '')}" />
      `;
    }

    return `
      <div class="schema-field">
        ${input}
        ${desc ? `<p class="field-hint">${escapeHtml(desc)}</p>` : ''}
      </div>
    `;
  }

  function renderSettingsForm(pluginName, schema, settings) {
    if (!schema || !schema.properties) {
      const settingsText = JSON.stringify(settings ?? {}, null, 2);
      return `
        <div class="settings-body">
          <p class="settings-hint">No schema defined. Edit raw JSON:</p>
          <textarea class="settings-json" spellcheck="false" data-name="${escapeHtml(pluginName)}">${escapeHtml(settingsText)}</textarea>
          <div class="settings-actions">
            <button class="btn-primary btn-save-json" data-name="${escapeHtml(pluginName)}">Save Settings</button>
            <span class="status" id="status-${escapeHtml(pluginName)}"></span>
          </div>
        </div>
      `;
    }

    const fields = Object.entries(schema.properties).map(([key, propSchema]) => {
      return renderSchemaField(pluginName, key, propSchema, settings?.[key]);
    }).join('');

    return `
      <form class="settings-form" data-plugin="${escapeHtml(pluginName)}">
        ${fields}
        <div class="settings-actions">
          <button type="submit" class="btn-primary">Save Settings</button>
          <span class="status" id="status-${escapeHtml(pluginName)}"></span>
        </div>
      </form>
    `;
  }

  function renderPlugins(community, membership, plugins) {
    const container = document.getElementById('plugins-content');
    if (!container) return;

    const allowed = membership?.role === 'admin' || membership?.role === 'moderator';

    if (!allowed) {
      container.innerHTML = `
        <div class="error">
          <h2>Forbidden</h2>
          <p>You must be an admin or moderator to manage plugins for ${escapeHtml(community.name)}.</p>
        </div>
      `;
      return;
    }

    container.innerHTML = `
      <div class="community-badge">
        <span class="name">${escapeHtml(community.name)}</span>
        <span class="slug">/${escapeHtml(community.slug)}</span>
      </div>

      <div class="plugins-list">
        ${plugins.map(p => {
          const disabledGlobally = !p.global_is_active;
          const isCore = !!p.is_core;
          const checked = !!p.community_is_active;
          const toggleDisabled = disabledGlobally || isCore;
          const hasSchema = p.settings_schema && p.settings_schema.properties;

          return `
            <div class="plugin-card" data-name="${escapeHtml(p.name)}">
              <div class="plugin-head">
                <div class="plugin-title">
                  <h3>${escapeHtml(p.name)}</h3>
                  <span class="version">v${escapeHtml(p.version)}</span>
                  ${isCore ? `<span class="badge core">core</span>` : ''}
                  ${disabledGlobally ? `<span class="badge disabled">disabled globally</span>` : ''}
                </div>

                <div class="plugin-controls">
                  <label class="switch" title="Enable/disable">
                    <input class="plugin-toggle" type="checkbox" data-name="${escapeHtml(p.name)}" ${checked ? 'checked' : ''} ${toggleDisabled ? 'disabled' : ''} />
                    <span class="slider"></span>
                  </label>
                </div>
              </div>

              ${p.description ? `<p class="desc">${escapeHtml(p.description)}</p>` : ''}

              <details class="settings">
                <summary>Settings ${hasSchema ? '' : '<span class="schema-badge">JSON</span>'}</summary>
                <div class="settings-body-wrap">
                  ${renderSettingsForm(p.name, p.settings_schema, p.settings)}
                </div>
              </details>
            </div>
          `;
        }).join('')}
      </div>
    `;

    document.querySelectorAll('.plugin-toggle').forEach(el => {
      el.addEventListener('change', async (e) => {
        const input = e.target;
        const pluginName = input.dataset.name;
        const next = input.checked;

        input.disabled = true;

        try {
          const res = await fetch(`${apiBase}/api/communities/${community.id}/plugins/${pluginName}`, {
            method: 'PUT',
            headers: {
              'Content-Type': 'application/json',
              'Authorization': `Bearer ${token}`,
            },
            body: JSON.stringify({ is_active: next }),
          });

          if (!res.ok) {
            const err = await res.text();
            input.checked = !next;
            alert(err || 'Failed to update plugin');
          }
        } catch (err) {
          input.checked = !next;
          alert('Failed to update plugin');
        } finally {
          input.disabled = false;
        }
      });
    });

    document.querySelectorAll('.btn-save-json').forEach(el => {
      el.addEventListener('click', async (e) => {
        const btn = e.target;
        const pluginName = btn.dataset.name;
        const textarea = document.querySelector(`textarea.settings-json[data-name="${pluginName}"]`);
        const statusEl = document.getElementById(`status-${pluginName}`);

        if (!textarea) return;

        let settings;
        try {
          settings = JSON.parse(textarea.value || '{}');
        } catch (err) {
          if (statusEl) statusEl.textContent = 'Invalid JSON';
          return;
        }

        btn.disabled = true;
        if (statusEl) statusEl.textContent = 'Saving...';

        try {
          const res = await fetch(`${apiBase}/api/communities/${community.id}/plugins/${pluginName}`, {
            method: 'PUT',
            headers: {
              'Content-Type': 'application/json',
              'Authorization': `Bearer ${token}`,
            },
            body: JSON.stringify({ settings }),
          });

          if (res.ok) {
            if (statusEl) statusEl.textContent = 'Saved';
            setTimeout(() => { if (statusEl) statusEl.textContent = ''; }, 1500);
          } else {
            const err = await res.text();
            if (statusEl) statusEl.textContent = 'Error';
            alert(err || 'Failed to save settings');
          }
        } catch (err) {
          if (statusEl) statusEl.textContent = 'Error';
          alert('Failed to save settings');
        } finally {
          btn.disabled = false;
        }
      });
    });

    document.querySelectorAll('.settings-form').forEach(form => {
      form.addEventListener('submit', async (e) => {
        e.preventDefault();
        const pluginName = form.dataset.plugin;
        const statusEl = document.getElementById(`status-${pluginName}`);
        const btn = form.querySelector('button[type="submit"]');

        const settings = {};
        form.querySelectorAll('[data-key]').forEach(input => {
          const key = input.dataset.key;
          const type = input.dataset.type;

          if (type === 'boolean') {
            settings[key] = input.checked;
          } else if (type === 'integer') {
            settings[key] = input.value ? parseInt(input.value, 10) : null;
          } else if (type === 'number') {
            settings[key] = input.value ? parseFloat(input.value) : null;
          } else {
            settings[key] = input.value;
          }
        });

        if (btn) btn.disabled = true;
        if (statusEl) statusEl.textContent = 'Saving...';

        try {
          const res = await fetch(`${apiBase}/api/communities/${community.id}/plugins/${pluginName}`, {
            method: 'PUT',
            headers: {
              'Content-Type': 'application/json',
              'Authorization': `Bearer ${token}`,
            },
            body: JSON.stringify({ settings }),
          });

          if (res.ok) {
            if (statusEl) statusEl.textContent = 'Saved';
            setTimeout(() => { if (statusEl) statusEl.textContent = ''; }, 1500);
          } else {
            const err = await res.text();
            if (statusEl) statusEl.textContent = 'Error';
            alert(err || 'Failed to save settings');
          }
        } catch (err) {
          if (statusEl) statusEl.textContent = 'Error';
          alert('Failed to save settings');
        } finally {
          if (btn) btn.disabled = false;
        }
      });
    });
  }

  async function load() {
    const container = document.getElementById('plugins-content');
    if (!container) return;

    try {
      const community = await fetchCommunityBySlug();
      if (!community) {
        container.innerHTML = '<div class="error">Community not found</div>';
        return;
      }

      const membership = await fetchMembership(community.id);
      const plugins = await fetchPlugins(community.id);

      renderPlugins(community, membership, plugins);
    } catch (err) {
      container.innerHTML = `<div class="error">${escapeHtml(err?.message || 'Failed to load')}</div>`;
    }
  }

  load();
</script>

<style>
  .plugins-page {
    padding: 2rem 0;
  }

  .page-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.5rem;
  }

  h1 {
    font-size: 2.25rem;
    margin-bottom: 0.25rem;
  }

  .subtitle {
    color: var(--color-text-muted);
  }

  .community-badge {
    display: flex;
    gap: 0.75rem;
    align-items: baseline;
    margin-bottom: 1.5rem;
  }

  .community-badge .name {
    font-weight: 700;
  }

  .community-badge .slug {
    color: var(--color-primary);
    font-family: monospace;
  }

  .plugins-list {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .plugin-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 1rem;
  }

  .plugin-head {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    align-items: flex-start;
    margin-bottom: 0.75rem;
  }

  .plugin-title {
    display: flex;
    align-items: baseline;
    gap: 0.75rem;
    flex-wrap: wrap;
  }

  .plugin-title h3 {
    font-size: 1.1rem;
  }

  .version {
    color: var(--color-text-muted);
    font-family: monospace;
  }

  .badge {
    font-size: 0.75rem;
    border: 1px solid var(--color-border);
    padding: 0.15rem 0.5rem;
    border-radius: 999px;
    color: var(--color-text-muted);
  }

  .badge.core {
    color: var(--color-info);
    border-color: var(--color-info-muted);
  }

  .badge.disabled {
    color: var(--color-error);
    border-color: var(--color-error-muted);
  }

  .desc {
    color: var(--color-text-muted);
    margin-bottom: 0.75rem;
  }

  details.settings {
    border-top: 1px solid var(--color-border);
    padding-top: 0.75rem;
  }

  details.settings summary {
    cursor: pointer;
    user-select: none;
    color: var(--color-text);
    font-weight: 600;
    margin-bottom: 0.75rem;
  }

  .settings-body {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
  }

  textarea.settings-json {
    width: 100%;
    min-height: 140px;
    border-radius: 10px;
    border: 1px solid var(--color-border);
    background: var(--color-field-bg);
    padding: 0.75rem;
    color: var(--color-text);
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: 0.9rem;
    resize: vertical;
  }

  .settings-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
  }

  .status {
    color: var(--color-text-muted);
    font-size: 0.9rem;
  }

  .btn-primary, .btn-secondary {
    padding: 0.6rem 1rem;
    border-radius: 8px;
    font-weight: 600;
    display: inline-block;
  }

  .btn-primary {
    background: var(--color-primary);
    color: var(--color-on-primary);
    border: none;
    cursor: pointer;
  }

  .btn-primary:hover {
    background: var(--color-primary-hover);
    color: var(--color-on-primary);
  }

  .btn-primary:disabled {
    opacity: 0.7;
    cursor: default;
  }

  .btn-secondary {
    background: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-text);
  }

  .btn-secondary:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
  }

  .switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
  }

  .switch input {
    opacity: 0;
    width: 0;
    height: 0;
  }

  .slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--color-neutral);
    transition: 0.2s;
    border-radius: 999px;
  }

  .slider:before {
    position: absolute;
    content: '';
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background-color: var(--color-on-primary);
    transition: 0.2s;
    border-radius: 999px;
  }

  input:checked + .slider {
    background-color: var(--color-primary);
  }

  input:checked + .slider:before {
    transform: translateX(20px);
  }

  input:disabled + .slider {
    opacity: 0.5;
    cursor: default;
  }

  .loading {
    color: var(--color-text-muted);
  }

  .error {
    background: var(--color-error-muted);
    border: 1px solid var(--color-error);
    padding: 1rem;
    border-radius: 12px;
  }

  .settings-body-wrap {
    padding-top: 0.5rem;
  }

  .settings-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
  }

  .schema-field {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
  }

  .schema-field label {
    font-weight: 500;
    font-size: 0.9rem;
  }

  .schema-field input[type="text"],
  .schema-field input[type="number"],
  .schema-field select {
    padding: 0.6rem 0.75rem;
    border-radius: 8px;
    border: 1px solid var(--color-border);
    background: var(--color-field-bg);
    color: var(--color-text);
    font-size: 0.9rem;
  }

  .schema-field input[type="text"]:focus,
  .schema-field input[type="number"]:focus,
  .schema-field select:focus {
    outline: none;
    border-color: var(--color-primary);
  }

  .checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
  }

  .checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--color-primary);
  }

  .field-hint {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin: 0;
  }

  .settings-hint {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-bottom: 0.5rem;
  }

  .schema-badge {
    font-size: 0.7rem;
    background: var(--color-primary-muted);
    color: var(--color-primary);
    padding: 0.1rem 0.4rem;
    border-radius: 4px;
    margin-left: 0.5rem;
    vertical-align: middle;
  }
</style>