"""Prefect Artifacts:同步结果摘要(markdown),展示在 flow run 的 Artifacts 标签页。

所有函数均容错——artifact 生成失败只打印警告,绝不中断 flow run。
"""

from __future__ import annotations

from typing import Any

from prefect.artifacts import create_markdown_artifact

_STATS_LABELS: list[tuple[str, str]] = [
    ("orderCount", "拉取订单"),
    ("goodsCount", "拉取商品"),
    ("ordersCreated", "订单新增"),
    ("ordersUpdated", "订单更新"),
    ("ordersDeleted", "订单删除"),
    ("goodsCreated", "商品新增"),
    ("goodsUpdated", "商品更新"),
    ("goodsRemoved", "商品移除"),
    ("goodsFetchFailed", "商品拉取失败"),
    ("skippedUnpaid", "跳过待付款"),
    ("skippedStillPending", "仍待分配"),
]


def build_stats_rows(
    system: str, stats: dict[str, Any], extra: list[tuple[str, Any]] | None = None
) -> list[tuple[str, Any]]:
    """从 stats dict 构造摘要行(仅展示实际存在的键)。"""
    rows: list[tuple[str, Any]] = [("系统", system)]
    if extra:
        rows.extend(extra)
    for key, label in _STATS_LABELS:
        if key in stats:
            rows.append((label, stats[key]))
    return rows


def emit_sync_summary(title: str, rows: list[tuple[str, Any]]) -> None:
    """生成同步结果摘要 markdown artifact(表格)。

    Args:
        title: 摘要标题(如 "RIIN 订单同步")。
        rows: [(标签, 值), ...],每项渲染为表格一行。
    """
    lines = [f"# {title}", "", "| 指标 | 值 |", "| --- | --- |"]
    for label, value in rows:
        lines.append(f"| {label} | {value} |")
    try:
        create_markdown_artifact(key="sync-summary", markdown="\n".join(lines), description=title)
    except Exception as err:  # noqa: BLE001
        print(f"[artifact] 摘要生成失败: {err}")


def emit_verify_report(
    title: str,
    day_reports: list[dict],
    totals: dict[str, int],
    total_days: int,
    days_with_diff: int,
) -> None:
    """生成核验报告 markdown artifact(逐天差异表 + 汇总)。"""
    lines = [f"# {title}", "", "## 逐天核验", "", "| 日期 | 远程 | 本地 | 差异 | 结果 |", "| --- | --- | --- | --- | --- |"]
    for r in day_reports:
        diff = r.get("diff", {})
        diff_str = ", ".join(f"{k}:{v:+d}" for k, v in diff.items()) if diff else "—"
        ok = r.get("ok")
        if ok:
            result = "✅ 一致"
        else:
            result = f"🔧 已修复(订单 {r.get('orders', 0)} / 商品 {r.get('goods', 0)})"
        lines.append(f"| {r['date']} | {r.get('remote', '—')} | {r.get('local', '—')} | {diff_str} | {result} |")
    lines += ["", "## 汇总", "", "| 指标 | 值 |", "| --- | --- |"]
    lines.append(f"| 核验天数 | {total_days} |")
    lines.append(f"| 有差异天数 | {days_with_diff} |")
    for k, v in totals.items():
        lines.append(f"| {k} | {v} |")
    try:
        create_markdown_artifact(key="verify-report", markdown="\n".join(lines), description=title)
    except Exception as err:  # noqa: BLE001
        print(f"[artifact] 核验报告生成失败: {err}")