# -*- coding: utf-8 -*-
from flask import Blueprint, current_app, jsonify, render_template, request

from utils.decorator.async_job import async_job
from .auth import login_required


system_jobs_bp = Blueprint("system_jobs", __name__, url_prefix="/system_jobs")


@system_jobs_bp.route("/")
@login_required
def page_system_jobs():
    return render_template("system_jobs.html")


@system_jobs_bp.route("/api/jobs", methods=["GET"])
@login_required
def api_list_jobs():
    server = current_app.dashboard_server
    db_rows = server.system_job_db.list_jobs()
    runtime_rows = async_job.get_jobs_snapshot()
    runtime_by_key = {row.get("job_key", ""): row for row in runtime_rows if row.get("job_key")}

    result = []
    for row in db_rows:
        job_key = row.get("job_key")
        runtime = runtime_by_key.get(job_key, {})
        result.append(
            {
                "job_key": job_key,
                "name": row.get("name", ""),
                "description": row.get("description", ""),
                "trigger_type": row.get("trigger_type", ""),
                "trigger_config": row.get("trigger_config", {}),
                "enabled": bool(row.get("enabled", 0)),
                "runtime_job_id": runtime.get("id"),
                "runtime_enabled": runtime.get("enabled"),
                "running": runtime.get("running", False),
                "trigger_text": runtime.get("trigger_text", ""),
                "last_run_at": runtime.get("last_run_at"),
                "last_status": runtime.get("last_status"),
                "last_error": runtime.get("last_error"),
                "last_duration_ms": runtime.get("last_duration_ms"),
                "next_run_at": runtime.get("next_run_at"),
                "run_count": runtime.get("run_count", 0),
                "success_count": runtime.get("success_count", 0),
                "fail_count": runtime.get("fail_count", 0),
            }
        )

    return jsonify({"success": True, "data": result})


@system_jobs_bp.route("/api/jobs/<job_key>", methods=["PUT"])
@login_required
def api_update_job(job_key: str):
    server = current_app.dashboard_server
    payload = request.get_json(silent=True) or {}

    updates = {}
    for key in ("name", "description", "trigger_type", "trigger_config", "enabled"):
        if key in payload:
            updates[key] = payload[key]

    if not updates:
        return jsonify({"success": False, "message": "没有可更新字段"}), 400

    ok = server.system_job_db.update_job(job_key, updates)
    if not ok:
        return jsonify({"success": False, "message": "数据库更新失败"}), 500

    # 配置变更后立即重载调度器，确保实时生效
    server.system_job_loader.reload_from_db()
    return jsonify({"success": True, "message": "更新成功"})


@system_jobs_bp.route("/api/jobs/<job_key>/trigger", methods=["POST"])
@login_required
def api_trigger_job(job_key: str):
    server = current_app.dashboard_server
    job_id = async_job.get_job_id_by_key(job_key)
    if not job_id:
        server.system_job_loader.reload_from_db()
        job_id = async_job.get_job_id_by_key(job_key)
    if not job_id:
        return jsonify({"success": False, "message": "任务未加载或已禁用"}), 404

    ok, msg = async_job.trigger_job_now(job_id, operator="dashboard")
    code = 200 if ok else 400
    return jsonify({"success": ok, "message": msg}), code


@system_jobs_bp.route("/api/jobs/<job_key>/logs", methods=["GET"])
@login_required
def api_job_logs(job_key: str):
    server = current_app.dashboard_server
    limit = int(request.args.get("limit", 100))
    db_logs = server.system_job_db.get_job_logs(job_key, limit=limit)
    # 为了兼容前端既有表头(time/level/message)，这里做一层字段映射。
    logs = []
    for row in db_logs:
        status = str(row.get("status") or "")
        level = "error" if status == "failed" else ("success" if status == "success" else "info")
        logs.append(
            {
                "time": row.get("triggered_at"),
                "level": level,
                "message": row.get("summary") or "",
                "status": status,
                "duration_ms": row.get("duration_ms"),
                "detail_json": row.get("detail_json") or {},
            }
        )
    return jsonify({"success": True, "data": logs})


@system_jobs_bp.route("/api/reload", methods=["POST"])
@login_required
def api_reload_jobs():
    server = current_app.dashboard_server
    server.system_job_loader.reload_from_db()
    return jsonify({"success": True, "message": "已按数据库配置重载系统定时任务"})