#!/usr/bin/env python
# -*- coding: utf_8 -*-

import os
import re
import copy
import shutil
import logging
from datetime import datetime
from pony.orm import *
from app.setting import config
from model import fullStackDB
from model.apps import Apps
from model.annex import Annex
from model.app_logs import AppLogs
from model.build_logs import BuildLogs
from model.user import User
from utils.epk import EpkApp

logger = logging.getLogger(__name__)

class BuildLogsManager(object):
    def __init__(self):
        super(BuildLogsManager, self).__init__()

    def add(self, user, app):
        with db_session:
            editor = User.get(id=user)
            if not editor:
                return False, "current user is not exists"

            # 根据app查询应用，获取应用有哪些文件
            # 按格式创建文件夹，将这些文件移动到这个文件夹
            # 将这些零散文件进行打包
            # 更新数据库对应文件的路径

            app = Apps.get(uuid=app)
            if not app:
                return None, "app not found"

            source_files = Annex.select().filter(app=app)
            if not source_files:
                return None, "apps file not found"

            dir_format = "{}-{}-{}".format(app.app_name, app.app_version, datetime.now().strftime("%Y%m%d%H%M%S"))
            upload_dir = os.sep.join([config.get("UPLOAD_PATH"), config.get("UPLOAD_DIR"), "evueapps"])
            target_dir = os.sep.join([upload_dir, editor.account, dir_format])
            dest_dir = os.sep.join([target_dir, "src"])
            if not os.path.exists(dest_dir):
                os.makedirs(dest_dir)

            app_files = []
            for sf in source_files:
                target_file = os.sep.join([config.get("UPLOAD_PATH"), sf.path])
                filename = os.path.basename(target_file)
                name, suffix = os.path.splitext(filename)
                name = re.sub(r"_\d{14}$", "", name)
                dst_file = os.path.normpath(os.sep.join([dest_dir, name + suffix]))
                shutil.move(os.path.normpath(target_file), dst_file)
                app_files.append([sf.id, dst_file])

            # 打包成EPK文件
            app_info = {}
            params = { 'appName': app.app_name, 'appDir': dest_dir, 'appVersion': app.app_version, 'output': target_dir }
            if editor.role == "administrator" or editor.role == "community":
                params['algorithm'] = "h"
            epk = EpkApp(**params)
            app_info = epk.pack()
            if app_info:
                app_info['md5'] = str(app_info['md5'])

            # 更新数据库对应文件路径
            for sf in source_files:
                for af in app_files:
                    if sf.id == af[0]:
                        t = os.path.normpath(af[1].replace(config.get("UPLOAD_PATH"), "")).replace('\\', '/')
                        sf.set(path=t)
                        flush()
            commit()

            epk_path = os.sep.join([target_dir.replace(config.get("UPLOAD_PATH"), ""), "{}.epk".format(app.app_name)]).replace('\\', '/')

            # 新增一条BuildLogs
            result = BuildLogs(app=app, app_path=epk_path, app_info=app_info, create_by=editor, create_at=datetime.now(), update_by=editor, update_at=datetime.now())
            commit()

            # 新增一条AppLogs
            AppLogs(app_name=app.app_name, app_path=epk_path, app_version=app.app_version, app_info=app_info, create_by=editor, create_at=datetime.now())
            commit()

            return epk_path, "add build_logs {}.".format("success" if result else "fail")

    def delete(self, user, uuid):
        editor = User.get(id=user)
        if not editor:
            return False, "current user is not exists"

        result = fullStackDB.update(BuildLogs, { 'uuid': uuid }, is_delete=True, delete_at=datetime.now(), delete_by=editor)
        return result, "delete build_logs {}.".format("success" if result else "fail")

    def get(self, user, app_id):
        with db_session:
            app = Apps.get(uuid=app_id)
            if not app:
                return False, "app not found"

            result = BuildLogs.select().where(app=app).order_by(desc(BuildLogs.create_at)).first()
            if result:
                result = result.to_dict(only=["uuid", "app_path"])
                result.update({ "app_name": app.app_name })
            return result, "get build logs {}.".format("success" if result else "no data")

    def getList(self, user, data):
        if not data or len(data) <= 0:
            return False, 0, "parameters can not be null."

        temp = copy.deepcopy(data)
        if 'pagenum' in temp:
            temp.pop('pagenum')
        if 'pagesize' in temp:
            temp.pop('pagesize')
        if 'scope_type' in temp:
            temp.pop('scope_type')

        with db_session:
            editor = User.get(id=user)
            if not editor:
                return False, "current user is not exists"

            if editor.role == "administrator":
                temp.update({"is_delete": False})
            else:
                temp.update({ "create_by": editor, "is_delete": False })

            if "scope_type" in data and data.get("scope_type") == "list":
                result = BuildLogs.select().where(**temp).order_by(desc(BuildLogs.create_at))
                temp = []
                for item in result:
                    temp.append({ "name": item.app.app_name, "uuid": str(item.uuid) })
                return temp, len(temp), "get build_logs {}.".format("success" if temp else "fail")

            result = BuildLogs.select().where(**temp).order_by(desc(BuildLogs.create_at)).page(data.get("pagenum", 1), pagesize=data.get("pagesize", 10))
            count = BuildLogs.select().where(**temp).count()

            if result and len(result):
                temp = []
                for item in result:
                    t = item.to_dict(with_collections=True, related_objects=True, exclude=["is_delete", "delete_by", "delete_at"])
                    t.update({
                        "app": item.app.to_dict(exclude=["is_delete", "delete_by", "delete_at"]),
                        "create_by": item.create_by.to_dict(only=["uuid", "username"]),
                        "update_by": item.update_by.to_dict(only=["uuid", "username"]),
                        "create_at": item.create_at.strftime("%Y-%m-%d %H:%M:%S") if item.create_at else None,
                        "update_at": item.update_at.strftime("%Y-%m-%d %H:%M:%S") if item.update_at else None,
                    })
                    temp.append(t)
                result = temp

            return result, count, "get build_logs {}.".format("success" if result else "no data")

    def update(self, user, uuid, data):
        # 当参数为空时，直接返回错误
        if len(data) <= 0 or (len(data.keys()) == 1 and "id" in data):
            return False, "parameters can not be null."

        # 查询请求者是否存在
        editor = User.get(id=user)
        if not editor:
            return False, "current user is not exists"

        result = fullStackDB.update(BuildLogs, { 'uuid': uuid }, update_at=datetime.now(), update_by=editor, **data)
        return result, "update build log {}.".format("success" if result else "fail")

buildLogsManager = BuildLogsManager()