feat: task_tree 任务树状结构（项目→迭代→阶段→任务，懒加载）

wwwroot/api/task_tree.dspy

@@ -1,4 +1,9 @@
-# task_tree.dspy - 任务树（懒加载：无 id 返回根节点，id=__root__ 返回任务列表）
+# task_tree.dspy - 任务树（树状结构：项目 → 迭代 → 阶段 → 任务）
+# 懒加载协议：
+#   无 id            → 返回项目根节点
+#   __root__         → 返回迭代列表（sd_iterations + 未分配迭代）
+#   iter:{iter_id}   → 返回阶段列表（需求/设计/开发/测试/部署，只显示有任务的）
+#   iter:{iter_id}:phase:{role} → 返回该迭代该阶段的任务列表（叶子）
 
 import json
 
@@ -11,17 +16,34 @@ node_id = (params_kw or {}).get('id', '').strip()
 dbname = get_module_dbname('pipeline-sdlc')
 
 _state_icons = {
-    'completed': '\u2705',
+    'completed': '✅', 'approved': '✅', 'running': '🟡', 'failed': '❌',
-    'approved': '\u2705',
+    'waiting': '⚠️', 'submitted': '⬜', 'review': '👀', 'rejected': '🚫',
-    'running': '\U0001f7e1',
+    'paused': '⏸️', 'cancelled': '🛑',
-    'failed': '\u274c',
-    'waiting': '\u26a0\ufe0f',
-    'submitted': '\u2b1c',
-    'review': '\U0001f440',
-    'rejected': '\U0001f6ab',
-    'paused': '\u23f8\ufe0f',
-    'cancelled': '\U0001f6d1',
 }
+_state_zh = {
+    'completed': '已完成', 'approved': '已批准', 'running': '运行中',
+    'failed': '失败', 'waiting': '等待中', 'submitted': '已提交',
+    'review': '审核中', 'rejected': '已驳回', 'paused': '已暂停', 'cancelled': '已取消',
+}
+# 阶段顺序（role 规范名 → 中文名）
+_phase_order = [
+    ('agent.requirement', '需求阶段'),
+    ('agent.design', '设计阶段'),
+    ('agent.develop', '开发阶段'),
+    ('agent.test', '测试阶段'),
+    ('agent.deploy', '部署阶段'),
+]
+
+
+def _iter_of(task):
+    """从任务 params 里提取 iteration_id（存的是迭代名称，非 id）。"""
+    params_str = getattr(task, 'params', '') or ''
+    try:
+        p = json.loads(params_str) if params_str else {}
+        return (p.get('iteration_id') or '').strip()
+    except Exception:
+        return ''
+
 
 async with DBPools().sqlorContext(dbname) as sor:
     # 当前项目
@@ -41,31 +63,107 @@ async with DBPools().sqlorContext(dbname) as sor:
     if precs:
         pname = getattr(precs[0], 'name', '') or ''
 
+    # 一次查所有任务 + 所有迭代（任务数不大，Python 分组避免 SQL JSON 函数坑）
+    all_tasks = await sor.sqlExe(
+        "SELECT id, title, role, state, params FROM pipeline_tasks WHERE tenant_id=${p}$ ORDER BY created_at ASC",
+        {"p": pid}) or []
+    iters = await sor.sqlExe(
+        "SELECT id, iteration_name, status FROM sd_iterations WHERE project_id=${p}$ ORDER BY created_at ASC",
+        {"p": pid}) or []
+
     if not node_id:
         # 根节点
         return json.dumps([{"id": "__root__", "label": pname or "项目", "is_leaf": False}], ensure_ascii=False)
 
-    if node_id != '__root__':
+    if node_id == '__root__':
-        return json.dumps([], ensure_ascii=False)
+        # 迭代列表
-
+        nodes = []
-    # 任务列表（子节点）
+        for it in iters:
-    tasks = await sor.sqlExe(
+            iid = getattr(it, 'id', '')
-        "SELECT id, title, role, state FROM pipeline_tasks WHERE tenant_id=${p}$ ORDER BY created_at ASC",
+            iname = getattr(it, 'iteration_name', '') or ''
-        {"p": pid})
+            istatus = getattr(it, 'status', '') or ''
-
+            if not iid:
-    nodes = []
+                continue
-    for t in (tasks or []):
+            cnt = sum(1 for t in all_tasks if _iter_of(t) == iname)
-        tid = getattr(t, 'id', '')
+            nodes.append({
-        title = getattr(t, 'title', '') or ''
+                "id": "iter:" + iid,
-        role = getattr(t, 'role', '') or ''
+                "label": "🗂 {} [{}] ({})".format(iname, istatus, cnt),
-        state = getattr(t, 'state', '') or ''
+                "is_leaf": False,
-        if not tid or not title:
+            })
-            continue
+        # 未分配迭代（无 iteration_id 的任务）
-        icon = _state_icons.get(state, '\u2b1c')
+        none_cnt = sum(1 for t in all_tasks if not _iter_of(t))
         nodes.append({
-            "id": tid,
+            "id": "iter:__none__",
-            "label": "{} [{}] {}".format(icon, role, title),
+            "label": "🗂 未分配迭代 ({})".format(none_cnt),
-            "is_leaf": True,
+            "is_leaf": False,
         })
+        return json.dumps(nodes, ensure_ascii=False)
 
-    return json.dumps(nodes, ensure_ascii=False)
+    if node_id.startswith('iter:'):
+        rest = node_id[5:]
+        parts = rest.split(':phase:')
+        iter_id = parts[0]
+        phase_role = parts[1] if len(parts) > 1 else ''
+
+        # 该迭代的迭代名
+        iter_name = ''
+        if iter_id != '__none__':
+            for it in iters:
+                if getattr(it, 'id', '') == iter_id:
+                    iter_name = getattr(it, 'iteration_name', '') or ''
+                    break
+
+        # 该迭代的任务
+        def _in_iter(t):
+            if iter_id == '__none__':
+                return not _iter_of(t)
+            return _iter_of(t) == iter_name
+
+        iter_tasks = [t for t in all_tasks if _in_iter(t)]
+
+        if not phase_role:
+            # 阶段列表
+            role_cnt = {}
+            for t in iter_tasks:
+                r = (getattr(t, 'role', '') or '').strip()
+                role_cnt[r] = role_cnt.get(r, 0) + 1
+            nodes = []
+            for rn, rzh in _phase_order:
+                if rn in role_cnt:
+                    nodes.append({
+                        "id": "iter:{}:phase:{}".format(iter_id, rn),
+                        "label": "📌 {} ({})".format(rzh, role_cnt[rn]),
+                        "is_leaf": False,
+                    })
+            if '' in role_cnt:
+                nodes.append({
+                    "id": "iter:{}:phase:__none__".format(iter_id),
+                    "label": "📌 其他 ({})".format(role_cnt['']),
+                    "is_leaf": False,
+                })
+            return json.dumps(nodes, ensure_ascii=False)
+
+        # 任务列表
+        nodes = []
+        for t in iter_tasks:
+            r = (getattr(t, 'role', '') or '').strip()
+            if phase_role == '__none__':
+                if r:
+                    continue
+            elif r != phase_role:
+                continue
+            tid = getattr(t, 'id', '')
+            title = getattr(t, 'title', '') or ''
+            state = getattr(t, 'state', '') or ''
+            if not tid or not title:
+                continue
+            icon = _state_icons.get(state, '⬜')
+            zh = _state_zh.get(state, state)
+            nodes.append({
+                "id": tid,
+                "label": "{} [{}] {}".format(icon, zh, title),
+                "is_leaf": True,
+            })
+        return json.dumps(nodes, ensure_ascii=False)
+
+    return json.dumps([], ensure_ascii=False)