refactor: 拆 generate_report 为 _collect/_select/_render 三段

所有选择逻辑(9 处 board_select + featured_pick + _localize + pad)
全归 _select,_render 纯拼装写盘,薄壳 generate_report 仅编排。
结构化 bundle 传参;副作用(record_pushed_links/_save_snapshot/
save_json)保持原时序在 _render 末尾。行为不变,89 测试绿(T2)。

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

daily/generate.py

@@ -489,7 +489,11 @@ def _format_skill_section(items: list[dict[str, Any]], *, hot: bool = False) ->
     return lines
 
 
-def generate_report() -> tuple[str, str, Path, Path]:
+def _collect(date_str: str) -> dict[str, Any]:
+    """抓取 skills/github/news 数据并归一化,计算 wecom 限额与周去重 recent keys。
+
+    无副作用(不写快照/不记已推)。返回供 _select/_render 消费的 bundle。
+    """
     # Hot/Trending 前排同 source 极密，需更深抓取才能凑够展示用的唯一 source
     trending_n = env_int("DAILY_TRENDING_LIMIT", 400)
     hot_n = max(env_int("DAILY_HOT_LIMIT", 400), compare_depth())
@@ -570,11 +574,79 @@ def generate_report() -> tuple[str, str, Path, Path]:
         | recent_shown["github_emerging"]
         | recent_shown["github_topic"]
     )
+    return {
+        "trending_n": trending_n,
+        "hot_n": hot_n,
+        "github_limit": github_limit,
+        "emerging_limit": emerging_limit,
+        "topic_limit": topic_limit,
+        "wecom_trending": wecom_trending,
+        "wecom_hot": wecom_hot,
+        "wecom_github": wecom_github,
+        "wecom_emerging": wecom_emerging,
+        "wecom_topic": wecom_topic,
+        "wecom_limits": wecom_limits,
+        "pool": pool,
+        "pad_pool": pad_pool,
+        "feed": feed,
+        "prev_ids": prev_ids,
+        "now": now,
+        "date_str": date_str,
+        "time_str": time_str,
+        "updated": updated,
+        "trending": trending,
+        "hot": hot,
+        "github_trending": github_trending,
+        "github_emerging": github_emerging,
+        "github_topic": github_topic,
+        "topic_name": topic_name,
+        "news_merged": news_merged,
+        "ai_news": ai_news,
+        "cn_ai_news": cn_ai_news,
+        "ai_news_research": ai_news_research,
+        "wecom_news": wecom_news,
+        "wecom_tech_news": wecom_tech_news,
+        "recent_shown": recent_shown,
+        "skill_recent": skill_recent,
+        "github_recent": github_recent,
+    }
+
+
+def _select(c: dict[str, Any]) -> dict[str, Any]:
+    """全部「选择 + 数据突变」:9 处 board_select + featured_pick + LLM 步骤 + pad。
+
+    时序约束内聚本段:featured pick 依赖 deep-pool;_localize 在 featured 后、
+    pad 前执行;写回 shown keys/llm_input 也在此。_render 不再做任何选择。
+    副作用: apply_featured_pick 写回 shown keys(保持原时序)。
+    """
+    date_str = c["date_str"]
+    feed = c["feed"]
+    prev_ids = c["prev_ids"]
+    updated = c["updated"]
+    time_str = c["time_str"]
+    trending = c["trending"]
+    hot = c["hot"]
+    github_trending = c["github_trending"]
+    github_emerging = c["github_emerging"]
+    github_topic = c["github_topic"]
+    topic_name = c["topic_name"]
+    news_merged = c["news_merged"]
+    ai_news = c["ai_news"]
+    cn_ai_news = c["cn_ai_news"]
+    wecom_news = c["wecom_news"]
+    wecom_tech_news = c["wecom_tech_news"]
+    wecom_limits = c["wecom_limits"]
+    pool = c["pool"]
+    pad_pool = c["pad_pool"]
+    recent_shown = c["recent_shown"]
+    skill_recent = c["skill_recent"]
+    github_recent = c["github_recent"]
+
     selected_trending = board_select(
         board="skills_trending",
         items=trending,
         recent_keys=skill_recent,
-        limit=wecom_trending,
+        limit=c["wecom_trending"],
         pool_size=pool,
         kind="skill",
     )
@@ -582,7 +654,7 @@ def generate_report() -> tuple[str, str, Path, Path]:
         board="skills_hot",
         items=hot,
         recent_keys=skill_recent,
-        limit=wecom_hot,
+        limit=c["wecom_hot"],
         pool_size=pool,
         kind="skill",
     )
@@ -590,7 +662,7 @@ def generate_report() -> tuple[str, str, Path, Path]:
         board="github_trending",
         items=github_trending,
         recent_keys=github_recent,
-        limit=wecom_github,
+        limit=c["wecom_github"],
         pool_size=pool,
         kind="github",
     )
@@ -599,7 +671,7 @@ def generate_report() -> tuple[str, str, Path, Path]:
         board="github_emerging",
         items=github_emerging,
         recent_keys=github_recent,
-        limit=wecom_emerging,
+        limit=c["wecom_emerging"],
         pool_size=pool,
         kind="github",
     )
@@ -608,7 +680,7 @@ def generate_report() -> tuple[str, str, Path, Path]:
         board="github_topic",
         items=github_topic,
         recent_keys=github_recent,
-        limit=wecom_topic,
+        limit=c["wecom_topic"],
         pool_size=pool,
         kind="github",
     )
@@ -741,6 +813,178 @@ def generate_report() -> tuple[str, str, Path, Path]:
 
     themes = theme_clusters(feed, theme_rules=THEME_RULES, skill_id_fn=_skill_id)
 
+    pick_src = trending[0].get("source", "") if trending else ""
+    pick_name = trending[0].get("title", "") if trending else ""
+    pick_command = pick_command_from_featured(featured) or (
+        f"npx skills add {pick_src}/{pick_name}"
+        if pick_src and pick_name
+        else "npx skills add vercel-labs/skills/find-skills"
+    )
+    pick_why = pick_why_from_featured(featured) or ""
+    pick_title = str((featured or {}).get("title") or pick_name or "").strip()
+    pick_url = str((featured or {}).get("url") or "").strip()
+
+    gt = selected_trending
+    gh = selected_hot
+    gt_pad = board_select(
+        board="skills_trending",
+        items=trending,
+        recent_keys=skill_recent,
+        limit=pad_pool,
+        pool_size=pool,
+        kind="skill",
+    )
+    gh_pad = board_select(
+        board="skills_hot",
+        items=hot,
+        recent_keys=skill_recent,
+        limit=pad_pool,
+        pool_size=pool,
+        kind="skill",
+    )
+    wecom_github_items = [_prepare_github_item(item) for item in selected_github]
+    wecom_emerging_items = [_prepare_github_item(item) for item in selected_emerging]
+    wecom_topic_items = [_prepare_github_item(item) for item in selected_topic]
+    github_pad_recent = (
+        recent_shown["github_trending"]
+        | recent_shown["github_emerging"]
+        | recent_shown["github_topic"]
+    )
+    wecom_github_pad = [
+        _prepare_github_item(item)
+        for item in board_select(
+            board="github_trending",
+            items=github_trending,
+            recent_keys=github_pad_recent,
+            limit=pad_pool,
+            pool_size=pool,
+            kind="github",
+        )
+    ]
+    wecom_emerging_pad = [
+        _prepare_github_item(item)
+        for item in board_select(
+            board="github_emerging",
+            items=github_emerging,
+            recent_keys=github_pad_recent,
+            limit=pad_pool,
+            pool_size=pool,
+            kind="github",
+        )
+    ]
+    wecom_topic_pad = [
+        _prepare_github_item(item)
+        for item in board_select(
+            board="github_topic",
+            items=github_topic,
+            recent_keys=github_pad_recent,
+            limit=pad_pool,
+            pool_size=pool,
+            kind="github",
+        )
+    ]
+    delta_pad = eff_mode == "delta" and wecom_delta_pad()
+    board_kwargs = {
+        "mode": eff_mode,
+        "movement": movement,
+        "trending": gt,
+        "hot": gh,
+        "topic_name": topic_name,
+        "github_trending": wecom_github_items,
+        "github_emerging": wecom_emerging_items,
+        "github_topic": wecom_topic_items,
+        "wecom_trending": c["wecom_trending"],
+        "wecom_hot": c["wecom_hot"],
+        "wecom_github": c["wecom_github"],
+        "wecom_emerging": c["wecom_emerging"],
+        "wecom_topic": c["wecom_topic"],
+        "pad": delta_pad,
+        "date_str": date_str,
+        "trending_pad": gt_pad,
+        "hot_pad": gh_pad,
+        "github_trending_pad": wecom_github_pad,
+        "github_emerging_pad": wecom_emerging_pad,
+        "github_topic_pad": wecom_topic_pad,
+    }
+    return {
+        "selected_trending": selected_trending,
+        "selected_hot": selected_hot,
+        "boards_for_wecom": boards_for_wecom,
+        "llm_input": llm_input,
+        "featured": featured,
+        "movement": movement,
+        "eff_mode": eff_mode,
+        "push_gate": push_gate,
+        "wecom_ai": wecom_ai,
+        "wecom_cn": wecom_cn,
+        "agent_wecom": agent_wecom,
+        "editorial_theme": editorial_theme,
+        "editorial_highlights": editorial_highlights,
+        "themes": themes,
+        "pick_command": pick_command,
+        "pick_why": pick_why,
+        "pick_title": pick_title,
+        "pick_url": pick_url,
+        "board_kwargs": board_kwargs,
+        "prev_ids": prev_ids,
+        "gt": gt,
+        "gh": gh,
+        "wecom_github_items": wecom_github_items,
+        "wecom_emerging_items": wecom_emerging_items,
+        "wecom_topic_items": wecom_topic_items,
+    }
+
+
+def _render(c: dict[str, Any], s: dict[str, Any]) -> tuple[str, str, Path, Path]:
+    """纯拼装: 拼完整版 markdown + 企微 wecom_md + 写盘。
+
+    零选择逻辑。副作用: record_pushed_links + _save_snapshot + save_json + 写文件,
+    全部保持原时序(在拼装完成后执行)。
+    """
+    feed = c["feed"]
+    now = c["now"]
+    date_str = c["date_str"]
+    time_str = c["time_str"]
+    updated = c["updated"]
+    trending = c["trending"]
+    hot = c["hot"]
+    github_trending = c["github_trending"]
+    github_emerging = c["github_emerging"]
+    github_topic = c["github_topic"]
+    topic_name = c["topic_name"]
+    news_merged = c["news_merged"]
+    ai_news = c["ai_news"]
+    cn_ai_news = c["cn_ai_news"]
+    ai_news_research = c["ai_news_research"]
+    wecom_news = c["wecom_news"]
+    wecom_tech_news = c["wecom_tech_news"]
+    trending_n = c["trending_n"]
+    hot_n = c["hot_n"]
+    github_limit = c["github_limit"]
+    emerging_limit = c["emerging_limit"]
+    topic_limit = c["topic_limit"]
+    prev_ids = s["prev_ids"]
+    llm_input = s["llm_input"]
+    featured = s["featured"]
+    eff_mode = s["eff_mode"]
+    push_gate = s["push_gate"]
+    wecom_ai = s["wecom_ai"]
+    wecom_cn = s["wecom_cn"]
+    agent_wecom = s["agent_wecom"]
+    editorial_theme = s["editorial_theme"]
+    editorial_highlights = s["editorial_highlights"]
+    themes = s["themes"]
+    pick_command = s["pick_command"]
+    pick_why = s["pick_why"]
+    pick_title = s["pick_title"]
+    pick_url = s["pick_url"]
+    board_kwargs = s["board_kwargs"]
+    gt = s["gt"]
+    gh = s["gh"]
+    wecom_github_items = s["wecom_github_items"]
+    wecom_emerging_items = s["wecom_emerging_items"]
+    wecom_topic_items = s["wecom_topic_items"]
+
     lines = [
         f"# 早报 · {date_str}",
         "",
@@ -814,17 +1058,6 @@ def generate_report() -> tuple[str, str, Path, Path]:
             lines.append(f"- {ex}")
         lines.append("")
 
-    pick_src = trending[0].get("source", "") if trending else ""
-    pick_name = trending[0].get("title", "") if trending else ""
-    pick_command = pick_command_from_featured(featured) or (
-        f"npx skills add {pick_src}/{pick_name}"
-        if pick_src and pick_name
-        else "npx skills add vercel-labs/skills/find-skills"
-    )
-    pick_why = pick_why_from_featured(featured) or ""
-    pick_title = str((featured or {}).get("title") or pick_name or "").strip()
-    pick_url = str((featured or {}).get("url") or "").strip()
-
     lines.extend(["---", "", "## 安装示例", "", "```bash"])
     for item in trending[:4]:
         src, name = item.get("source", ""), item.get("title", "")
@@ -833,88 +1066,7 @@ def generate_report() -> tuple[str, str, Path, Path]:
     lines.extend(["```", "", f"*企微短版见 `output/{date_str}.wecom.md`*"])
 
     markdown = "\n".join(lines)
-    gt = selected_trending
-    gh = selected_hot
-    gt_pad = board_select(
-        board="skills_trending",
-        items=trending,
-        recent_keys=skill_recent,
-        limit=pad_pool,
-        pool_size=pool,
-        kind="skill",
-    )
-    gh_pad = board_select(
-        board="skills_hot",
-        items=hot,
-        recent_keys=skill_recent,
-        limit=pad_pool,
-        pool_size=pool,
-        kind="skill",
-    )
-    wecom_github_items = [_prepare_github_item(item) for item in selected_github]
-    wecom_emerging_items = [_prepare_github_item(item) for item in selected_emerging]
-    wecom_topic_items = [_prepare_github_item(item) for item in selected_topic]
-    github_pad_recent = (
-        recent_shown["github_trending"]
-        | recent_shown["github_emerging"]
-        | recent_shown["github_topic"]
-    )
-    wecom_github_pad = [
-        _prepare_github_item(item)
-        for item in board_select(
-            board="github_trending",
-            items=github_trending,
-            recent_keys=github_pad_recent,
-            limit=pad_pool,
-            pool_size=pool,
-            kind="github",
-        )
-    ]
-    wecom_emerging_pad = [
-        _prepare_github_item(item)
-        for item in board_select(
-            board="github_emerging",
-            items=github_emerging,
-            recent_keys=github_pad_recent,
-            limit=pad_pool,
-            pool_size=pool,
-            kind="github",
-        )
-    ]
-    wecom_topic_pad = [
-        _prepare_github_item(item)
-        for item in board_select(
-            board="github_topic",
-            items=github_topic,
-            recent_keys=github_pad_recent,
-            limit=pad_pool,
-            pool_size=pool,
-            kind="github",
-        )
-    ]
-    delta_pad = eff_mode == "delta" and wecom_delta_pad()
-    board_kwargs = {
-        "mode": eff_mode,
-        "movement": movement,
-        "trending": gt,
-        "hot": gh,
-        "topic_name": topic_name,
-        "github_trending": wecom_github_items,
-        "github_emerging": wecom_emerging_items,
-        "github_topic": wecom_topic_items,
-        "wecom_trending": wecom_trending,
-        "wecom_hot": wecom_hot,
-        "wecom_github": wecom_github,
-        "wecom_emerging": wecom_emerging,
-        "wecom_topic": wecom_topic,
-        "pad": delta_pad,
-        "date_str": date_str,
-        "trending_pad": gt_pad,
-        "hot_pad": gh_pad,
-        "github_trending_pad": wecom_github_pad,
-        "github_emerging_pad": wecom_emerging_pad,
-        "github_topic_pad": wecom_topic_pad,
-    }
+
     if agent_wecom:
         wecom_md = replace_wecom_skill_sections(agent_wecom, **board_kwargs)
     else:
@@ -1000,6 +1152,13 @@ def generate_report() -> tuple[str, str, Path, Path]:
     return markdown, wecom_md, out_md, out_wecom
 
 
+def generate_report() -> tuple[str, str, Path, Path]:
+    """编排三段: 抓取(_collect) → 选择(_select) → 拼装(_render)。"""
+    collected = _collect(_now_cst().strftime("%Y-%m-%d"))
+    selected = _select(collected)
+    return _render(collected, selected)
+
+
 def main() -> int:
     LOG_DIR.mkdir(parents=True, exist_ok=True)
     log_file = LOG_DIR / f"{_now_cst():%Y-%m-%d}.log"