Add HTML5 authoring completion preview

services/api-server/src/api_server/html5.py

@@ -232,6 +232,7 @@ def render_html5_editor(
           {render_html5_symbol_detail(project_id, None)}
           {render_html5_project_report(project_id, None)}
           {render_html5_review(project_id, None)}
+          {render_html5_authoring_preview(project_id, None)}
           {render_html5_authoring_changes(project_id, None)}
         </aside>
       </section>
@@ -347,6 +348,69 @@ def render_html5_authoring_changes(project_id: str, changes: Iterable[object] |
     """
 
 
+def render_html5_authoring_preview(project_id: str, preview: object | None, error: str | None = None) -> str:
+    if preview is None and error is None:
+        return f"""
+        <div class="authoring-preview" data-html5-authoring-preview>
+          <div class="panel-title">Authoring preview</div>
+          <form
+            class="authoring-preview-form"
+            data-html5-authoring-preview-form
+            method="post"
+            action="/html5/projects/{quote(project_id)}/authoring/completion-preview"
+            hx-post="/html5/projects/{quote(project_id)}/authoring/completion-preview"
+            hx-target="[data-html5-authoring-preview-result]"
+            hx-swap="outerHTML"
+          >
+            <input name="object_name" placeholder="object_name" />
+            <input name="routine_name" placeholder="routine_name" />
+            <input name="cursor_line" placeholder="line" />
+            <input name="intent" value="fill-check" />
+            <input name="user_id" placeholder="user_id" />
+            <textarea name="source_text" placeholder="BSL source"></textarea>
+            <button type="submit">Preview</button>
+          </form>
+          {render_html5_authoring_preview_result(project_id)}
+        </div>
+        """
+    return render_html5_authoring_preview_result(project_id, preview, error)
+
+
+def render_html5_authoring_preview_result(project_id: str, preview: object | None = None, error: str | None = None) -> str:
+    if preview is None and error is None:
+        return '<div class="authoring-preview-result" data-html5-authoring-preview-result></div>'
+    if error:
+        return f"""
+        <div class="authoring-preview-result" data-html5-authoring-preview-result>
+          <div class="panel-title">Preview result</div>
+          <p class="muted padded">{escape(error)}</p>
+        </div>
+        """
+    allowed = bool(getattr(preview, "allowed", False))
+    insert_text = str(getattr(preview, "insert_text", ""))
+    checks = getattr(preview, "checks", []) or []
+    diff = getattr(preview, "semantic_diff", []) or []
+    context = getattr(preview, "context", None)
+    object_node = getattr(context, "object", None)
+    routine_node = getattr(context, "routine", None)
+    object_name = getattr(object_node, "qualified_name", None) or getattr(object_node, "name", None) or "object unavailable"
+    routine_name = getattr(routine_node, "name", None) or "routine unavailable"
+    check_rows = "".join(_authoring_check_item(check) for check in checks[:8])
+    diff_rows = "".join(_authoring_diff_item(line) for line in diff[:8]) or '<p class="muted padded">Diff пустой</p>'
+    return f"""
+    <div class="authoring-preview-result" data-html5-authoring-preview-result data-html5-project-id="{escape(project_id)}">
+      <div class="panel-title">Preview result · {'allowed' if allowed else 'blocked'}</div>
+      <article class="authoring-change">
+        <strong>{escape(str(object_name))}</strong>
+        <span>{escape(str(routine_name))}</span>
+        <small>{escape(insert_text[:180] or "insert text unavailable")}</small>
+      </article>
+      <div class="check-list">{check_rows}</div>
+      <div class="diff-list">{diff_rows}</div>
+    </div>
+    """
+
+
 def render_html5_authoring_change_detail(project_id: str, preview: object | None) -> str:
     if preview is None:
         return f"""
@@ -1081,7 +1145,7 @@ def _css() -> str:
 .layout{display:grid;grid-template-columns:280px minmax(0,1fr)320px;height:calc(100vh - 88px)}.panel{overflow:auto}.panel-title{padding:12px;border-bottom:1px solid var(--line);font-size:12px;font-weight:900;text-transform:uppercase;color:var(--muted)}.tree-item{display:block;padding:10px 12px;border-bottom:1px solid var(--line);text-decoration:none}.tree-item span{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.tree-item small{color:var(--muted)}
 .editor{min-width:0;overflow:hidden;border-top:0;border-bottom:0}.editor-head{height:72px;border-bottom:1px solid var(--line);padding:0 14px}.editor-head h1{margin:0;font-size:18px}.search{display:flex;gap:6px}.search input{height:32px;width:260px;border:1px solid var(--line);padding:0 10px}.source-panel{height:calc(100% - 72px);display:grid;grid-template-rows:auto minmax(0,1fr);overflow:hidden}.source-head{display:flex;justify-content:space-between;gap:12px;align-items:center;min-height:54px;padding:10px 14px;border-bottom:1px solid var(--line);background:#fff}.source-head strong,.source-head small{display:block}.source-head small{color:var(--muted)}.source-head dl{display:flex;gap:12px;margin:0}.source-head div div{padding:0}.source-head dt{font-size:11px;color:var(--muted)}.source-head dd{margin:0;font-weight:800}.code{height:100%;margin:0;overflow:auto;padding:16px;background:#fbfaf7;font:13px/1.55 ui-monospace,SFMono-Regular,Consolas,monospace;white-space:pre-wrap}
 .metrics{display:grid;grid-template-columns:1fr 1fr;margin:0}.metrics div{padding:12px;border-bottom:1px solid var(--line)}.metrics dt{color:var(--muted);font-size:12px}.metrics dd{margin:2px 0 0;font-size:22px;font-weight:800}.compact{list-style:none;margin:0;padding:0}.compact li{display:flex;justify-content:space-between;padding:8px 12px;border-bottom:1px solid var(--line)}.symbol{display:grid;gap:3px;padding:10px 12px;border-bottom:1px solid var(--line);cursor:pointer}.symbol:hover{background:#f8fbff}.symbol span,.symbol small{color:var(--muted)}.symbol-focus,.symbol-reference{display:grid;gap:3px;padding:10px 12px;border-bottom:1px solid var(--line)}.symbol-focus small,.symbol-reference span,.symbol-reference small{color:var(--muted)}.report-grid{display:grid;grid-template-columns:1fr 1fr;margin:0}.report-grid div{padding:10px 12px;border-bottom:1px solid var(--line)}.report-grid dt{color:var(--muted);font-size:12px}.report-grid dd{margin:2px 0 0;font-size:20px;font-weight:900}.review-item,.authoring-change{display:grid;gap:3px;padding:10px 12px;border-bottom:1px solid var(--line)}.authoring-change[hx-get]{cursor:pointer}.authoring-change[hx-get]:hover{background:#f8fbff}.review-item span,.review-item small,.authoring-change span,.authoring-change small{color:var(--muted)}.diff-item{display:grid;grid-template-columns:72px minmax(0,1fr);gap:8px;padding:8px 12px;border-bottom:1px solid var(--line)}.diff-item span{color:var(--muted);font-weight:800}.diff-item code{white-space:pre-wrap;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:12px}.status{position:fixed;bottom:0;left:0;right:0;display:flex;gap:18px;overflow:auto;height:34px;align-items:center;border-top:1px solid var(--line);background:#fff;padding:0 12px;color:var(--muted);font-size:12px}.empty-state{max-width:720px;margin:80px auto;background:#fff;border:1px solid var(--line);padding:28px}
-.setup-layout{display:grid;grid-template-columns:340px minmax(0,1fr);gap:16px;max-width:1180px;margin:18px auto;padding:0 16px}.setup-workspace{background:#f3f6fb}.setup-card{padding:16px;border-bottom:1px solid var(--line)}.setup-card h1{margin:0;font-size:24px}.setup-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}.setup-main{min-height:620px}.settings-form{display:grid;grid-template-columns:2fr 1fr 1fr auto;gap:8px;align-items:end;padding:12px 16px;border-bottom:1px solid var(--line);background:#fff}.settings-form label{display:grid;gap:4px;font-size:12px;font-weight:800;color:var(--muted);text-transform:uppercase}.settings-form input{height:32px;border:1px solid var(--line);padding:0 8px}.saved{float:right;color:var(--ok);font-weight:900}.setup-actions-panel{display:flex;gap:8px;flex-wrap:wrap;align-items:end;padding:12px 16px;border-bottom:1px solid var(--line);background:#fbfcfe}.inline-form{display:flex;gap:8px;align-items:end}.inline-form label{display:grid;gap:4px;font-size:12px;font-weight:800;color:var(--muted);text-transform:uppercase}.inline-form select{height:32px;min-width:240px;border:1px solid var(--line);background:#fff;padding:0 8px}.rollback-form{display:grid;grid-template-columns:1fr 1fr;gap:8px;padding:12px;border-bottom:1px solid var(--line);background:#fbfcfe}.rollback-form input{height:32px;min-width:0;border:1px solid var(--line);padding:0 8px}.rollback-form button{grid-column:1/-1}.setup-summary{display:grid;gap:0}.compact-lead{margin:0;padding:0 16px 16px}.setup-metrics,.ops-summary{display:grid;grid-template-columns:repeat(4,1fr);margin:0;border-top:1px solid var(--line)}.ops-summary{grid-template-columns:repeat(5,1fr);margin:12px 0}.setup-metrics div,.ops-summary div{padding:16px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:#fff}.setup-metrics div:last-child,.ops-summary div:last-child{border-right:0}.setup-metrics dt,.ops-summary dt{font-size:12px;color:var(--muted)}.setup-metrics dd,.ops-summary dd{margin:4px 0 0;font-size:28px;font-weight:900}.status-pill{border:1px solid var(--line);padding:6px 10px;background:#eef6f1;color:var(--ok);font-weight:800}.flush{border-top:1px solid var(--line)}.padded{padding:12px 16px;margin:0}.setup-detail,.history-item,.source-card,.check-item{display:grid;gap:3px;padding:12px 16px;border-bottom:1px solid var(--line)}.setup-detail span,.setup-detail small,.history-item span,.history-item small,.source-card span,.source-card small,.check-item span,.check-item small,.check-head span,.check-head small{color:var(--muted)}.source-list,.history-list,.check-list{display:grid}.check-head{display:flex;gap:10px;align-items:center;padding:12px 16px;border-bottom:1px solid var(--line);background:#fff}.job-log{margin:0;padding:0;list-style:none}.job-log li{padding:8px 16px;border-bottom:1px solid var(--line);color:var(--muted);font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:12px}
+.setup-layout{display:grid;grid-template-columns:340px minmax(0,1fr);gap:16px;max-width:1180px;margin:18px auto;padding:0 16px}.setup-workspace{background:#f3f6fb}.setup-card{padding:16px;border-bottom:1px solid var(--line)}.setup-card h1{margin:0;font-size:24px}.setup-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}.setup-main{min-height:620px}.settings-form{display:grid;grid-template-columns:2fr 1fr 1fr auto;gap:8px;align-items:end;padding:12px 16px;border-bottom:1px solid var(--line);background:#fff}.settings-form label{display:grid;gap:4px;font-size:12px;font-weight:800;color:var(--muted);text-transform:uppercase}.settings-form input{height:32px;border:1px solid var(--line);padding:0 8px}.saved{float:right;color:var(--ok);font-weight:900}.setup-actions-panel{display:flex;gap:8px;flex-wrap:wrap;align-items:end;padding:12px 16px;border-bottom:1px solid var(--line);background:#fbfcfe}.inline-form{display:flex;gap:8px;align-items:end}.inline-form label{display:grid;gap:4px;font-size:12px;font-weight:800;color:var(--muted);text-transform:uppercase}.inline-form select{height:32px;min-width:240px;border:1px solid var(--line);background:#fff;padding:0 8px}.rollback-form,.authoring-preview-form{display:grid;grid-template-columns:1fr 1fr;gap:8px;padding:12px;border-bottom:1px solid var(--line);background:#fbfcfe}.rollback-form input,.authoring-preview-form input,.authoring-preview-form textarea{min-width:0;border:1px solid var(--line);padding:0 8px}.rollback-form input,.authoring-preview-form input{height:32px}.authoring-preview-form textarea{grid-column:1/-1;min-height:88px;padding:8px;resize:vertical;font:12px/1.45 ui-monospace,SFMono-Regular,Consolas,monospace}.rollback-form button,.authoring-preview-form button{grid-column:1/-1}.setup-summary{display:grid;gap:0}.compact-lead{margin:0;padding:0 16px 16px}.setup-metrics,.ops-summary{display:grid;grid-template-columns:repeat(4,1fr);margin:0;border-top:1px solid var(--line)}.ops-summary{grid-template-columns:repeat(5,1fr);margin:12px 0}.setup-metrics div,.ops-summary div{padding:16px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:#fff}.setup-metrics div:last-child,.ops-summary div:last-child{border-right:0}.setup-metrics dt,.ops-summary dt{font-size:12px;color:var(--muted)}.setup-metrics dd,.ops-summary dd{margin:4px 0 0;font-size:28px;font-weight:900}.status-pill{border:1px solid var(--line);padding:6px 10px;background:#eef6f1;color:var(--ok);font-weight:800}.flush{border-top:1px solid var(--line)}.padded{padding:12px 16px;margin:0}.setup-detail,.history-item,.source-card,.check-item{display:grid;gap:3px;padding:12px 16px;border-bottom:1px solid var(--line)}.setup-detail span,.setup-detail small,.history-item span,.history-item small,.source-card span,.source-card small,.check-item span,.check-item small,.check-head span,.check-head small{color:var(--muted)}.source-list,.history-list,.check-list{display:grid}.check-head{display:flex;gap:10px;align-items:center;padding:12px 16px;border-bottom:1px solid var(--line);background:#fff}.job-log{margin:0;padding:0;list-style:none}.job-log li{padding:8px 16px;border-bottom:1px solid var(--line);color:var(--muted);font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:12px}
 @media(max-width:980px){.layout{grid-template-columns:1fr;height:auto}.tree,.inspector{max-height:320px}.editor{min-height:520px}.hero{display:block}.shell{padding:16px}}
 @media(max-width:980px){.setup-layout{grid-template-columns:1fr}.setup-metrics{grid-template-columns:1fr 1fr}.settings-form{grid-template-columns:1fr}}
 """