{% extends "base.html" %}
{% block page_title %}{{ page.title }}{% endblock %}
{# No topbar in embed mode — just the editor #}
{% block topbar %}{% endblock %}
{% block content %}
{% include '_page_editor_content.html' %}
{% endblock %}
{% block scripts %}
<script type="application/json" id="page-data">
    {{ page_data | tojson }}
</script>
<script>
/* eslint-disable */
    const CMDS=[{name:'BASIC',items:[
      {id:'paragraph',name:'Text',icon:'¶'},{id:'heading_1',name:'Heading 1',icon:'H1'},{id:'heading_2',name:'Heading 2',icon:'H2'},
      {id:'heading_3',name:'Heading 3',icon:'H3'},{id:'heading_4',name:'Heading 4',icon:'H4'},{id:'bulleted_list',name:'Bulleted list',icon:'•'},{id:'numbered_list',name:'Numbered list',icon:'1.'},
      {id:'to_do',name:'To-do list',icon:'☐'},{id:'toggle',name:'Toggle list',icon:'▶'},{id:'code',name:'Code',icon:'</>'},
      {id:'quote',name:'Quote',icon:'❝'},{id:'callout',name:'Callout',icon:'💡'},{id:'divider',name:'Divider',icon:'—'},
      {id:'image',name:'Image',icon:'🖼'},{id:'video',name:'Video',icon:'▶'},{id:'audio',name:'Audio',icon:'♪'},
      {id:'file',name:'File',icon:'📎'},{id:'bookmark',name:'Web bookmark',icon:'🔖'}]},
      {name:'DATABASE',items:[{id:'database',name:'Database - Inline',icon:'🗄'},{id:'table',name:'Table view',icon:'📊'},
      {id:'board',name:'Board view',icon:'📋'},{id:'list',name:'List view',icon:'📝'},{id:'timeline',name:'Timeline view',icon:'📅'},
      {id:'calendar',name:'Calendar view',icon:'📆'},{id:'gallery',name:'Gallery view',icon:'🖼'}]},
      {name:'ADVANCED',items:[{id:'table_of_contents',name:'Table of contents',icon:'📑'},{id:'math',name:'Math equation',icon:'∑'},
      {id:'button',name:'Button',icon:'🔘'},{id:'breadcrumb',name:'Breadcrumb',icon:'»'},
      {id:'synced_block',name:'Synced block',icon:'🔄'}]},
      {name:'EMBEDS',items:[{id:'pdf',name:'PDF',icon:'📄'},{id:'google_drive',name:'Google Drive',icon:'📁'},
      {id:'google_maps',name:'Google Maps',icon:'🗺'},{id:'figma',name:'Figma',icon:'🎨'},{id:'typeform',name:'Typeform',icon:'📝'},
      {id:'codepen',name:'CodePen',icon:'✒'},{id:'excalidraw',name:'Excalidraw',icon:'✏'}]},
      {name:'AI',items:[{id:'ask_ai',name:'Ask AI',icon:'✨'},{id:'ai_summary',name:'AI Summary',icon:'📋'},
      {id:'ai_translate',name:'AI Translate',icon:'🌐'}]}];

    // ── Editor State ──
    function editorState() {
      return {
        // Core state
        pid: 1,
        pageTitle: '',
        favorited: false,
        shareMode: 'private',
        pagePublished: false,
        pageCreated: null,
        pageUrl: '',
        blocks: [],
        draftBlocks: null,
        blockRefs: new Map(),
        blockCache: new Map(),
        blockRendered: new Set(),
        
        // UI state
        shareOpen: false,
        shareTab: 'share',
        activityOpen: false,
        moreOpen: false,
        moveOpen: false,
        moveLoading: false,
        moveWorkspaces: [],
        gsMoreOpen: false,
        
        // Share state
        inviteEmail: '',
        accessList: [],
        generalAccess: 'invited',
        accessMenuOpen: false,
        publicPerm: 'viewer',
        pubAllowEdit: false,
        pubAllowComments: true,
        publishedUrl: '',
        
        // Format toolbar
        fmt: {open:false, top:0, left:0, sel:null},
        
        // Toast
        toastVisible: false,
        toastMsg: '',
        
        // Save status
        saving: false,
        dirty: false,
        lastSaved: '',
        timeAgo: '',
        saveTimer: null,
        
        // Anti-bounce for click.outside
        _justOpened: false,
        
        init() {
          var dataEl = document.getElementById('page-data');
          if (dataEl) {
            try {
              var data = JSON.parse(dataEl.textContent);
              this.pid = data.id;
              this.pageTitle = data.title || '';
              this.favorited = data.favorited || false;
              var fmt = data.content_format || 'blocks';
              var raw = data.content || '';
              if (fmt === 'blocks') {
                try { this.blocks = JSON.parse(raw) || []; } catch(e) { this.blocks = []; }
              } else {
                this.blocks = [{id: 'b0', type: 'paragraph', content: raw || ''}];
              }
              this.pagePublished = data.published || false;
              this.pageCreated = data.created_at || null;
              this.pageUrl = window.location.origin + '/pages/' + this.pid;
              if (data.update_time) {
                this.timeAgo = this._timeAgo(data.update_time);
              }
            } catch(e) {}
          }
          if (!this.blocks || this.blocks.length === 0) {
            this.blocks = [{id: 'b0', type: 'paragraph', content: ''}];
          }
          this.render();
          window.E = this;
        },
        
        render() {
          var ct = document.getElementById('_blocksCt');
          if (!ct) return;
          var html = '';
          for (var i = 0; i < this.blocks.length; i++) {
            html += this._renderBlock(this.blocks[i], i);
          }
          ct.innerHTML = html;
        },
        
        _renderBlock(b, idx) {
          var txt = (b.content || '').replace(/&/g, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;');
          var type = b.type || 'paragraph';
          var tag = 'div';
          var cls = 'block';
          if (type.indexOf('heading') === 0) {
            var lvl = parseInt(type.split('_')[1]) || 1;
            tag = 'h' + Math.min(lvl + 2, 6);
            cls += ' block-heading';
          }
          if (type === 'code') { tag = 'pre'; cls += ' block-code'; txt = '<code>' + txt + '</code>'; }
          if (type === 'quote') { tag = 'blockquote'; cls += ' block-quote'; }
          if (type === 'callout') { cls += ' block-callout'; }
          if (type === 'to_do') {
            var checked = b.checked ? ' checked' : '';
            return '<div class="' + cls + ' block-todo" data-idx="' + idx + '"><input type="checkbox"' + checked + ' onchange="window.E.toggleTodo(' + idx + ',this.checked)"><div class="block-content" contenteditable="true" oninput="window.E.onBlockInput(' + idx + ',this)" onkeydown="return window.E.onBlockKey(' + idx + ',event)">' + (txt || '<br>') + '</div></div>';
          }
          return '<' + tag + ' class="' + cls + '" data-idx="' + idx + '"><div class="block-content" contenteditable="true" oninput="window.E.onBlockInput(' + idx + ',this)" onkeydown="return window.E.onBlockKey(' + idx + ',event)">' + (txt || '<br>') + '</div></' + tag + '>';
        },
        
        focusBlock(idx) {
          if (typeof idx === 'undefined') idx = 0;
          setTimeout(function() {
            var el = document.querySelector('[data-idx="' + idx + '"] .block-content');
            if (el) { el.focus(); }
          }, 50);
        },
        
        onBlockInput(idx, el) {
          this.dirty = true;
          this.blocks[idx].content = el.innerText;
          this.debounceSave();
        },
        
        onBlockKey(idx, e) {
          if (e.key === 'Enter' && !e.shiftKey) {
            e.preventDefault();
            var text = e.target.innerText;
            this.blocks[idx].content = text;
            var newBlock = {id: 'b' + Date.now(), type: 'paragraph', content: ''};
            this.blocks.splice(idx + 1, 0, newBlock);
            this.render();
            this.focusBlock(idx + 1);
            return false;
          }
          if (e.key === 'Backspace' && e.target.innerText === '' && this.blocks.length > 1) {
            e.preventDefault();
            this.blocks.splice(idx, 1);
            this.render();
            this.focusBlock(idx - 1);
            return false;
          }
          if (e.key === '/') {
            var s = window.getSelection();
            if (s.rangeCount && s.getRangeAt(0).startOffset === 0 && e.target.innerText === '/') {
              this._showSlash(idx, e.target);
            }
          }
          return true;
        },
        
        _showSlash(idx, el) {
          var rect = el.getBoundingClientRect();
          var menu = document.getElementById('_slashMenu');
          if (!menu) return;
          var html = '<div style="padding:4px;min-width:200px;">';
          for (var g = 0; g < CMDS.length; g++) {
            var group = CMDS[g];
            html += '<div style="padding:4px 8px;font-size:11px;color:var(--text-dim);text-transform:uppercase;">' + group.name + '</div>';
            for (var j = 0; j < group.items.length; j++) {
              var item = group.items[j];
              html += '<div class="slash-item" onclick="window.E._applySlash(' + idx + ',\'' + item.id + '\')" style="padding:6px 10px;cursor:pointer;display:flex;align-items:center;gap:10px;">' +
                '<span style="font-size:16px;">' + item.icon + '</span>' +
                '<span style="font-size:13px;">' + item.name + '</span></div>';
            }
          }
          html += '</div>';
          menu.innerHTML = html;
          menu.style.display = 'block';
          menu.style.top = (rect.bottom + 4) + 'px';
          menu.style.left = rect.left + 'px';
          var self = this;
          setTimeout(function() {
            document.addEventListener('click', function handler(e) {
              if (!menu.contains(e.target)) {
                menu.style.display = 'none';
                document.removeEventListener('click', handler);
              }
            });
          }, 100);
        },
        
        _applySlash(idx, type) {
          this.blocks[idx].type = type;
          this.blocks[idx].content = '';
          this.render();
          var menu = document.getElementById('_slashMenu');
          if (menu) menu.style.display = 'none';
          this.focusBlock(idx);
          this.dirty = true;
          this.debounceSave();
        },
        
        toggleTodo(idx, checked) {
          this.blocks[idx].checked = checked;
          this.dirty = true;
          this.debounceSave();
        },
        
        debounceSave() {
          var self = this;
          clearTimeout(this.saveTimer);
          this.saveTimer = setTimeout(function() { self.save(); }, 2000);
        },
        
        async save() {
          if (this.saving) return;
          this.saving = true;
          try {
            var csrf = this._getCsrf();
            var body = {title: this.pageTitle, content: JSON.stringify(this.blocks), content_format: 'blocks'};
            var r = await fetch('/board/api/pages/' + this.pid, {
              method: 'PUT', headers: {'Content-Type': 'application/json', 'X-CSRF-Token': csrf},
              body: JSON.stringify(body)
            });
            if (r.ok) {
              this.dirty = false;
              var now = new Date();
              this.lastSaved = now.toLocaleTimeString([], {hour:'2-digit',minute:'2-digit'});
            }
          } catch(e) {}
          this.saving = false;
        },
        
        pastePlain(e) {
          e.preventDefault();
          var text = (e.clipboardData || window.clipboardData).getData('text/plain');
          document.execCommand('insertText', false, text);
        },
        
        onCtClick(e) {
          var ct = document.getElementById('_blocksCt');
          if (e.target === ct || (e.target.classList && e.target.classList.contains('blocks-container'))) {
            var newBlock = {id: 'b' + Date.now(), type: 'paragraph', content: ''};
            this.blocks.push(newBlock);
            this.render();
            this.focusBlock(this.blocks.length - 1);
          }
        },
        
        fmtApply(cmd) { document.execCommand(cmd); this.dirty = true; this.fmt.open = false; },
        fmtLink() {
          var url = prompt('Enter URL:');
          if (url) { document.execCommand('createLink', false, url); this.dirty = true; }
          this.fmt.open = false;
        },
        
        replaceBlock(idx, type) { this.blocks[idx].type = type; },
        createDatabase() {
          var name = prompt('Database name:');
          if (!name) return;
          var self = this;
          (async function() {
            var csrf = self._getCsrf();
            await fetch('/db/inline/api', {
              method: 'POST', headers: {'Content-Type': 'application/json', 'X-CSRF-Token': csrf},
              body: JSON.stringify({page_id: self.pid, name: name})
            });
            window.showToast && window.showToast('Database created', 'success');
          })();
        },
        createForm() { window.showToast && window.showToast('Form created', 'success'); },
        
        toggleFavorite() {
          var self = this;
          (async function() {
            var csrf = self._getCsrf();
            var method = self.favorited ? 'DELETE' : 'POST';
            await fetch('/board/api/favorites/' + self.pid, {method: method, headers: {'X-CSRF-Token': csrf}});
            self.favorited = !self.favorited;
          })();
        },
        copyPageLink() {
          navigator.clipboard.writeText(this.pageUrl || window.location.href);
          this.showToast('Link copied');
        },
        toggleShareOpen() { this.shareOpen = !this.shareOpen; if (this.shareOpen) { this._justOpened = true; setTimeout(function() { window.E._justOpened = false; }, 100); } },
        toggleActivityOpen() { this.activityOpen = !this.activityOpen; if (this.activityOpen) { this._justOpened = true; setTimeout(function() { window.E._justOpened = false; }, 100); } },
        toggleMoreOpen() { this.moreOpen = !this.moreOpen; if (this.moreOpen) { this._justOpened = true; setTimeout(function() { window.E._justOpened = false; }, 100); } },
        
        showToast(msg, type) {
          this.toastMsg = msg;
          this.toastVisible = true;
          var self = this;
          setTimeout(function() { self.toastVisible = false; }, 2000);
        },
        
        exportPage() { window.showToast && window.showToast('Export started', 'success'); },
        duplicatePage() {
          var self = this;
          (async function() {
            var csrf = self._getCsrf();
            var r = await fetch('/board/api/pages', {
              method: 'POST', headers: {'Content-Type': 'application/json', 'X-CSRF-Token': csrf},
              body: JSON.stringify({title: self.pageTitle + ' (copy)', content: JSON.stringify(self.blocks), content_format: 'blocks'})
            });
            if (r.ok) { var d = await r.json(); window.location = '/pages/' + d.id; }
          })();
        },
        movePage() { this.moveOpen = true; this._loadWorkspaces(); },
        async _loadWorkspaces() {
          this.moveLoading = true;
          try { var r = await fetch('/api/workspaces'); var d = await r.json(); this.moveWorkspaces = d.workspaces || []; } catch(e) {}
          this.moveLoading = false;
        },
        async doMove(wsId) {
          var csrf = this._getCsrf();
          await fetch('/board/api/pages/' + this.pid + '/move', {
            method: 'PUT', headers: {'Content-Type': 'application/json', 'X-CSRF-Token': csrf},
            body: JSON.stringify({workspace_id: wsId})
          });
          this.moveOpen = false;
          window.showToast && window.showToast('Moved', 'success');
        },
        deletePage() {
          if (!confirm('Move to Trash?')) return;
          var self = this;
          (async function() {
            var csrf = self._getCsrf();
            await fetch('/board/api/pages/' + self.pid, {method: 'DELETE', headers: {'X-CSRF-Token': csrf}});
            window.location = '/workspaces';
          })();
        },
        publishPage() {
          var self = this;
          (async function() {
            var csrf = self._getCsrf();
            await fetch('/pages/' + self.pid + '/publish', {method: 'POST', headers: {'X-CSRF-Token': csrf}});
            self.pagePublished = true;
            self.publishedUrl = window.location.origin + '/p/' + self.pid;
          })();
        },
        unpublishPage() {
          var self = this;
          (async function() {
            var csrf = self._getCsrf();
            await fetch('/pages/' + self.pid + '/publish', {method: 'DELETE', headers: {'X-CSRF-Token': csrf}});
            self.pagePublished = false;
            self.publishedUrl = '';
          })();
        },
        shareInvite() { if (this.inviteEmail) { this.accessList.push({email: this.inviteEmail, permission: 'editor', permOpen: false}); this.inviteEmail = ''; } },
        removeAccess(email) { this.accessList = this.accessList.filter(function(a) { return a.email !== email; }); },
        formatDate(d) { try { return new Date(d).toLocaleDateString(); } catch(e) { return d; } },
        
        _getCsrf() {
          var m = document.cookie.match(/csrf_token=([^;]+)/);
          return m ? m[1] : '';
        },
        
        _timeAgo(d) {
          try {
            var dt = new Date(d);
            var now = new Date();
            var diff = (now - dt) / 1000;
            if (diff < 60) return 'just now';
            var mins = Math.floor(diff/60);
            if (mins < 60) return mins + 'm ago';
            var hours = Math.floor(mins/60);
            if (hours < 24) return hours + 'h ago';
            var days = Math.floor(hours/24);
            if (days < 7) return days + 'd ago';
            if (days < 30) return Math.floor(days/7) + 'w ago';
            return dt.toLocaleDateString('en-US',{month:'short',day:'numeric',year:'numeric'});
          } catch(e) { return d; }
        }
      };
    }
</script>
{% endblock %}