import json
import sqlite3

from dynaconf.base import Settings
from exceptiongroup import catch

from core.edge_component import EdgeComponent, action, service


@action("dat_task", auto_start=True)
class TaskTable(EdgeComponent):

    def __init__(self, context):
        super(TaskTable, self).__init__(context)
        self.db_path = None

    def configure(self, setting: Settings) -> None:
        self.db_path = self.context.get_component("_database").db_path

    @service()
    def start(self) -> None:
        super().start()

    @service()
    def stop(self) -> None:
        super().stop()

    @service()
    def insert_task(self, entity):
        cmd_str = "INSERT INTO dat_task ("
        value_str = " VALUES ("
        data = []
        for k, v in entity.items():
            if v is not None and k != "id":
                cmd_str += " {},".format(k)
                value_str += " ?,"
                data.append(v)
        cmd_str = cmd_str[:len(cmd_str) - 1]
        value_str = value_str[:len(value_str) - 1]
        cmd_str += ")" + value_str + " )"

        conn = None
        cursor = None
        try:
            conn = sqlite3.connect(self.db_path)
            cursor = self.conn.cursor()
            cursor.execute(cmd_str, data)
            self.conn.commit()
        except Exception as e:
            pass
        finally:
            if cursor is not None:
                cursor.close()
            if conn is not None:
                conn.close()

    @service()
    def update_task(self, entity):
        if entity["id"] is None:
            return
        cmd_str = "UPDATE dat_task SET"
        data = []
        for k, v in entity.items():
            if v is not None and k != "id":
                cmd_str += " {}=?,".format(k)
                data.append(v)
        cmd_str = cmd_str[:len(cmd_str) - 1]
        if cmd_str.find('?') < 0:
            return
        cmd_str += " WHERE id=?"
        data.append(entity["id"])

        conn = None
        cursor = None
        try:
            conn = sqlite3.connect(self.db_path)
            cursor = conn.cursor()
            cursor.execute(cmd_str, data)
            conn.commit()
        except Exception as e:
            pass
        finally:
            if cursor is not None:
                cursor.close()
            if conn is not None:
                conn.close()

    @service()
    def list_task(self, state):
        conn = None
        cursor = None
        l = None
        try:
            conn = sqlite3.connect(self.db_path)
            cursor = conn.cursor()
            cursor.execute("SELECT * FROM dat_task WHERE state <= ? order by create_time", (state,))
            l = cursor.fetchall()
        except Exception as e:
            pass
        finally:
            if cursor is not None:
                cursor.close()
            if conn is not None:
                conn.close()
        return l

    @service()
    def add_server_tasks(self, tasks):
        """
        接收来自PC的任务
        :return:
        """
        if tasks is None or len(tasks) == 0:
            self.logger.warn("没有接收到任务数据！")
            return

        conn = None
        cursor = None
        try:
            conn = sqlite3.connect(self.db_path)
            cursor = conn.cursor()
            for task in tasks:
                cursor.execute("SELECT * FROM dat_task WHERE id = ? and device_sn = ?", (task["id"], task["deviceSn"]))
                rows = cursor.fetchall()
                if len(rows) == 0:
                    cursor.execute(
                        "INSERT INTO dat_task (id, name, device_sn, param_json, state, create_time, update_time) VALUES (?, ?, ?, ?, ?, ?, ?)",
                        (task['id'], task['name'], task['deviceSn'], task['paramJson'], task['state'], task['createTime'], task['updateTime'])
                    )
            conn.commit()
        except Exception as e:
            self.logger.error(e)
        finally:
            if cursor is not None:
                cursor.close()
            if conn is not None:
                conn.close()

    @service()
    def sync_client_tasks(self, device_id, device_sn):
        """
        上传本地任务数据
        :return:
        """
        result = None
        if device_id is None or device_sn is None == 0:
            self.logger.warn("没有接收到任务数据！")
            return result

        conn = None
        cursor = None
        try:
            conn = sqlite3.connect(self.db_path)
            cursor = conn.cursor()
            cursor.execute("SELECT id, device_sn, result_json, start_time, create_time, state FROM dat_task WHERE id = ? and device_sn = ?", (device_id, device_sn))
            row = cursor.fetchone()
            if row is not None:
                result = dict()
                result["id"] = row[0]
                result["result_json"] = row[2]
                result["start_time"] = row[3]
                result["end_time"] = row[4]
                result["state"] = row[5]
        except Exception as e:
            self.logger.error(e)
        finally:
            if cursor is not None:
                cursor.close()
            if conn is not None:
                conn.close()
        return result