{% extends "base.html" %}
{% block page_title %}Gitea Workspace{% endblock %}
{% block page_icon %}🔗{% endblock %}

{% block topbar %}
<header class="topbar">
  <button class="hamburger-btn" @click="mobileSidebarOpen = true; sidebarCollapsed = false;" title="Menu">
    <svg width="22" height="22" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><line x1="3" y1="6" x2="21" y2="6"/><line x1="3" y1="12" x2="21" y2="12"/><line x1="3" y1="18" x2="21" y2="18"/></svg>
  </button>
  <div class="topbar-left">
    <a href="/workspaces" class="breadcrumb" style="color:rgba(255,255,255,.5);text-decoration:none;">Home</a>
    <span class="page-title-topbar" x-text="owner + '/' + repo"></span>
  </div>
  <div class="topbar-right">
    <button class="page-action-btn" @click="refresh()" title="Refresh">🔄</button>
    <button class="page-action-btn" onclick="window.location='/accounts/settings'" title="Settings">⚙</button>
  </div>
</header>
{% endblock %}

{% block content %}
<style>
.gw-layout{display:flex;height:calc(100vh - 48px);}
.gw-tree{width:280px;min-width:280px;background:var(--bg-sidebar);border-right:1px solid var(--border);overflow-y:auto;padding:12px 0;}
.gw-tree-item{display:flex;align-items:center;gap:6px;padding:4px 16px;font-size:13px;color:var(--text-secondary);cursor:pointer;transition:background 100ms;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.gw-tree-item:hover{background:var(--bg-tertiary);color:var(--text);}
.gw-tree-item.selected{background:var(--accent);color:#fff;}
.gw-tree-icon{font-size:14px;flex-shrink:0;}
.gw-tree-indent{padding-left:32px !important;}
.gw-tree-indent2{padding-left:48px !important;}
.gw-tree-section-title{font-size:11px;font-weight:600;color:var(--text-dim);text-transform:uppercase;letter-spacing:.5px;padding:8px 16px 4px;margin-top:8px;border-top:1px solid var(--border);}
.gw-main{flex:1;display:flex;flex-direction:column;overflow:hidden;}
.gw-content{padding:24px;overflow-y:auto;flex:1;}
.gw-content h3{font-size:16px;margin-bottom:12px;color:var(--text-dim);}
.gw-content pre{background:var(--bg-tertiary);border:1px solid var(--border);border-radius:8px;padding:16px;overflow-x:auto;font-size:13px;line-height:1.5;white-space:pre-wrap;word-break:break-word;max-height:70vh;overflow-y:auto;}
.gw-content .empty-state{text-align:center;padding:60px 20px;color:var(--text-dim);}
.gw-content .empty-state h2{font-size:18px;margin-bottom:8px;color:var(--text);}
.gw-content textarea{width:100%;min-height:50vh;background:var(--bg-tertiary);border:1px solid var(--border);border-radius:8px;color:var(--text);font-size:13px;padding:12px;font-family:monospace;resize:vertical;outline:none;}
.gw-content textarea:focus{border-color:var(--accent);}
.gw-commit-bar{display:flex;align-items:center;gap:8px;padding:12px 24px;background:var(--bg-secondary);border-top:1px solid var(--border);flex-wrap:wrap;}
.gw-commit-bar input{flex:1;min-width:180px;padding:8px 12px;background:var(--bg-tertiary);border:1px solid var(--border);border-radius:8px;color:var(--text);font-size:13px;outline:none;}
.gw-commit-bar input:focus{border-color:var(--accent);}
.gw-file-toolbar{display:flex;align-items:center;gap:8px;padding:8px 24px;background:var(--bg-secondary);border-bottom:1px solid var(--border);font-size:13px;color:var(--text-dim);}
.gw-file-toolbar strong{color:var(--text);margin-right:12px;}
.btn-primary{padding:8px 16px;border-radius:8px;font-size:13px;cursor:pointer;border:none;font-weight:500;background:var(--accent);color:#fff;}
.btn-primary:hover{background:var(--accent-hover);}
.btn-danger{background:rgba(255,80,80,.15);color:var(--danger);}
.btn-danger:hover{background:rgba(255,80,80,.25);}
.btn{border:none;padding:8px 16px;border-radius:8px;font-size:13px;cursor:pointer;font-weight:500;border:1px solid var(--border);background:transparent;color:var(--text-dim);}
.btn:hover{background:var(--bg-tertiary);color:var(--text);}
.loading-spinner{text-align:center;padding:20px;color:var(--text-dim);}
</style>

<div class="gw-layout" x-data="giteaWorkspace()">
  <!-- Tree sidebar -->
  <div class="gw-tree">
    <div class="gw-tree-section-title">📁 GITEA REPO</div>

    <!-- Loading -->
    <div class="loading-spinner" x-show="loading">Loading…</div>

    <!-- Tree items (recursive rendering) -->
    <template x-for="item in treeItems" :key="item.path">
      <div>
        <div class="gw-tree-item"
             :class="{selected: item.path === selectedPath}"
             :style="'padding-left:' + (16 + item.depth * 16) + 'px'"
             @click="item.type==='folder' ? toggleFolder(item) : openFile(item)">
          <span class="gw-tree-icon" x-text="item.type==='folder' ? (item.expanded ? '📂' : '📁') : '📄'"></span>
          <span x-text="item.name" style="overflow:hidden;text-overflow:ellipsis;"></span>
        </div>
        <!-- children -->
        <template x-if="item.expanded">
          <template x-for="child in item.children" :key="child.path">
            <div class="gw-tree-item"
                 :class="{selected: child.path === selectedPath}"
                 :style="'padding-left:' + (16 + child.depth * 16) + 'px'"
                 @click="child.type==='folder' ? toggleFolder(child) : openFile(child)">
              <span class="gw-tree-icon" x-text="child.type==='folder' ? (child.expanded ? '📂' : '📁') : '📄'"></span>
              <span x-text="child.name" style="overflow:hidden;text-overflow:ellipsis;"></span>
            </div>
          </template>
        </template>
      </div>
    </template>

    <!-- Private section -->
    <div class="gw-tree-section-title">🔒 PRIVATE PAGES</div>
    <div class="gw-tree-item" @click="selectedPath='--private--'; showEditor=false; showFile=false;">
      <span class="gw-tree-icon">📝</span>
      <span>My notes</span>
    </div>
    <div class="gw-tree-item" @click="newPrivatePage()" style="color:var(--accent);">
      <span class="gw-tree-icon">➕</span>
      <span>New page</span>
    </div>
  </div>

  <!-- Main content -->
  <div class="gw-main">
    <!-- Private pages view -->
    <template x-if="selectedPath==='--private--'">
      <div class="gw-content">
        <template x-if="privatePages.length === 0">
          <div class="empty-state">
            <h2>🔒 Private Pages</h2>
            <p>Create FlowDeck pages attached to this Gitea project. These are stored locally, not in the repo.</p>
            <button class="btn btn-primary" @click="newPrivatePage()" style="margin-top:12px;">+ New Page</button>
          </div>
        </template>
        <template x-for="pp in privatePages" :key="pp.id">
          <div style="background:var(--bg-secondary);border:1px solid var(--border);border-radius:8px;padding:16px;margin-bottom:8px;cursor:pointer;" 
               @click="openPrivatePage(pp)">
            <div style="font-weight:500;margin-bottom:4px;" x-text="pp.title"></div>
            <div style="font-size:12px;color:var(--text-dim);" x-text="pp.updated_at ? 'Updated ' + new Date(pp.updated_at).toLocaleDateString() : ''"></div>
          </div>
        </template>
      </div>
    </template>

    <!-- File view -->
    <template x-if="showFile && !showEditor">
      <div>
        <div class="gw-file-toolbar">
          <strong x-text="currentFile?.name || ''"></strong>
          <span x-text="formatSize(currentFile?.size || 0)"></span>
          <span style="flex:1;"></span>
          <button class="btn" @click="openEditor()">✏️ Edit</button>
          <button class="btn btn-danger" @click="deleteCurrentFile()">🗑 Delete</button>
        </div>
        <div class="gw-content">
          <pre x-text="fileContent"></pre>
        </div>
      </div>
    </template>

    <!-- Editor view -->
    <template x-if="showEditor">
      <div>
        <div class="gw-file-toolbar">
          <strong>Editing: <span x-text="currentFile?.name || 'new file'"></span></strong>
          <span style="flex:1;"></span>
          <button class="btn" @click="showEditor=false">Cancel</button>
        </div>
        <div class="gw-content">
          <textarea x-model="editContent"></textarea>
        </div>
        <div class="gw-commit-bar">
          <input type="text" x-model="commitMessage" placeholder="Commit message" list="commit-history">
          <datalist id="commit-history">
            <template x-for="msg in commitHistory" :key="msg">
              <option :value="msg">
            </template>
          </datalist>
          <button class="btn-primary" @click="saveFile()">💾 Commit</button>
        </div>
      </div>
    </template>

    <!-- Empty state -->
    <template x-if="!showFile && !showEditor && selectedPath!=='--private--'">
      <div class="gw-content">
        <div class="empty-state">
          <h2>📁 <span x-text="owner + '/' + repo"></span></h2>
          <p>Select a file from the tree to view it, or create a private page.</p>
        </div>
      </div>
    </template>
  </div>
</div>

<script>
function giteaWorkspace() {
  const params = new URLSearchParams(window.location.search);
  const owner = params.get('owner') || '';
  const repo = params.get('repo') || '';

  return {
    owner, repo,
    treeItems: [],
    selectedPath: '',
    currentFile: null,
    fileContent: '',
    showFile: false,
    showEditor: false,
    editContent: '',
    commitMessage: 'Update via FlowDeck',
    commitHistory: JSON.parse(localStorage.getItem('fd_commit_msgs') || '[]'),
    loading: true,
    privatePages: [],

    async init() {
      await this.loadRoot();
      await this.loadPrivatePages();
    },

    async refresh() {
      this.treeItems = [];
      this.loading = true;
      await this.loadRoot();
    },

    async loadRoot() {
      this.loading = true;
      try {
        const r = await fetch(`/api/gitea/projects/${this.owner}/${this.repo}/tree`);
        if (r.ok) {
          const d = await r.json();
          this.treeItems = (d.tree || []).map(item => ({
            ...item,
            depth: 0,
            expanded: false,
            children: [],
          }));
        }
      } catch(e) {}
      this.loading = false;
    },

    async toggleFolder(item) {
      if (item.expanded) {
        item.expanded = false;
        return;
      }
      if (item.children.length > 0) {
        item.expanded = true;
        return;
      }
      // Lazy load
      try {
        const r = await fetch(`/api/gitea/projects/${this.owner}/${this.repo}/tree?path=${encodeURIComponent(item.path)}`);
        if (r.ok) {
          const d = await r.json();
          item.children = (d.tree || []).map(child => ({
            ...child,
            depth: item.depth + 1,
            expanded: false,
            children: [],
          }));
        }
        item.expanded = true;
      } catch(e) {}
    },

    async openFile(item) {
      this.selectedPath = item.path;
      this.currentFile = item;
      this.showEditor = false;
      this.showFile = true;
      try {
        const r = await fetch(`/api/gitea/projects/${this.owner}/${this.repo}/file?path=${encodeURIComponent(item.path)}`);
        if (r.ok) {
          const d = await r.json();
          this.fileContent = d.content || '';
        } else {
          this.fileContent = '[Error loading file]';
        }
      } catch(e) {
        this.fileContent = '[Error loading file]';
      }
    },

    openEditor() {
      this.editContent = this.fileContent;
      this.showEditor = true;
    },

    async saveFile() {
      if (!this.currentFile) return;
      const path = this.currentFile.path;
      try {
        const r = await fetch(`/api/gitea/projects/${this.owner}/${this.repo}/file`, {
          method: 'PUT',
          headers: {'Content-Type': 'application/json'},
          body: JSON.stringify({
            path, content: this.editContent,
            message: this.commitMessage,
            sha: this.currentFile.sha,
          })
        });
        if (r.ok) {
          this.fileContent = this.editContent;
          this.showEditor = false;
          // Save commit message history
          if (!this.commitHistory.includes(this.commitMessage)) {
            this.commitHistory.unshift(this.commitMessage);
            if (this.commitHistory.length > 10) this.commitHistory.pop();
            localStorage.setItem('fd_commit_msgs', JSON.stringify(this.commitHistory));
          }
        } else {
          const d = await r.json();
          alert('Failed to save: ' + (d.error || 'Unknown error'));
        }
      } catch(e) {
        alert('Network error');
      }
    },

    async deleteCurrentFile() {
      if (!this.currentFile) return;
      if (!confirm(`Delete ${this.currentFile.path} from ${this.owner}/${this.repo}?`)) return;
      try {
        const r = await fetch(`/api/gitea/projects/${this.owner}/${this.repo}/file?path=${encodeURIComponent(this.currentFile.path)}&sha=${encodeURIComponent(this.currentFile.sha)}&message=${encodeURIComponent('Delete via FlowDeck')}`, {
          method: 'DELETE',
        });
        if (r.ok) {
          this.showFile = false;
          this.selectedPath = '';
          await this.refresh();
        }
      } catch(e) {}
    },

    formatSize(bytes) {
      if (!bytes) return '';
      if (bytes < 1024) return bytes + ' B';
      if (bytes < 1048576) return (bytes/1024).toFixed(1) + ' KB';
      return (bytes/1048576).toFixed(1) + ' MB';
    },

    // ── Private Pages ──

    async loadPrivatePages() {
      // Pages stored in FlowDeck DB, linked to this Gitea project
      // For now, store them as local workspace pages with gitea_owner/gitea_repo
      // TODO: Create a dedicated API endpoint for gitea private pages
    },

    newPrivatePage() {
      // TODO: Create a new FlowDeck page linked to this Gitea project
      alert('Private pages will be available in a future update. Stay tuned!');
    },

    openPrivatePage(pp) {
      // TODO: Open FlowDeck page editor
    },
  };
}
</script>
{% endblock %}