// Copyright 2019 getensh.com. All rights reserved.
// Use of this source code is governed by getensh.com.

package model

import (
	"cp-organization-management/errors"
	"fmt"
	"time"

	"github.com/jaryhe/gopkgs/logger"
	"github.com/jinzhu/gorm"
	"go.uber.org/zap"
)

type Zone struct {
	Id             int64     `json:"id" gorm:"primary_key"`
	ZoneCode       string    `json:"zone_code" description:"区域编号"  gorm:"zone_code;commnet:'区域编号';not null;default:''"`
	ZoneName       string    `json:"zone_name"  gorm:"zone_name;commnet:'区域名';not null;default:''"`
	ParentZoneCode string    `json:"parent_zone_code"  gorm:"parent_zone_code;commnet:'父区域';not null;default:''"`
	CreatedAt      time.Time `json:"created_at" gorm:"created_at"`
	UpdatedAt      time.Time `json:"updated_at" gorm:"updated_at"`
	Level int `json:"level" gorm:"level"`
	table          string    `json:"table"`
}

func (p *Zone) TableName() string {
	return p.table
}

func NewZone(database string) *Zone {
	return &Zone{table: fmt.Sprintf("%s.%s", database, "t_zone")}
}

func (p *Zone) CreateTable(db *gorm.DB) error {
	err := db.CreateTable(p).Error
	if err != nil {
		logger.Error("mysql",
			zap.String("sql", fmt.Sprintf("%+v", db.QueryExpr())),
			zap.String("error", err.Error()))
	}
	return nil
}


func (p *Zone) Find(db *gorm.DB, where map[string]interface{}) error {
	cond, val, err := whereBuild(where)
	if err != nil {
		return err
	}
	err = db.Table(p.TableName()).Where(cond, val...).First(p).Error
	if err != nil {
		logger.Error("mysql",
			zap.String("sql", fmt.Sprintf("%+v", db.QueryExpr())),
			zap.String("error", err.Error()))
	}
	return err
}

func (p *Zone) FindLast(db *gorm.DB, where map[string]interface{}) error {
	err := db.Table(p.TableName()).Where(where).Last(p).Error
	if err != nil {
		logger.Error("mysql",
			zap.String("sql", fmt.Sprintf("%+v", db.QueryExpr())),
			zap.String("error", err.Error()))
	}

	return err
}

func (p *Zone) Last(db *gorm.DB) error {
	err := db.Table(p.TableName()).Last(p).Error
	if err != nil {
		logger.Error("mysql",
			zap.String("sql", fmt.Sprintf("%+v", db.QueryExpr())),
			zap.String("error", err.Error()))
	}

	return err
}

// Insert 插入一条记录
func (p *Zone) Insert(db *gorm.DB) error {
	timeNow := time.Now()
	p.CreatedAt = timeNow
	p.UpdatedAt = timeNow
	err := db.Create(p).Error
	if err != nil {
		logger.Error("mysql",
			zap.String("sql", fmt.Sprintf("%+v", db.QueryExpr())),
			zap.String("error", err.Error()))
	}
	return err
}

func (p *Zone) Delete(db *gorm.DB, filter map[string]interface{}) error {
	cond, val, _ := whereBuild(filter)
	err := db.Where(cond, val...).Delete(p).Error
	if err != nil {
		logger.Error("mysql",
			zap.String("sql", fmt.Sprintf("%+v", db.QueryExpr())),
			zap.String("error", err.Error()))
	}
	return err
}

func (p *Zone) Save(db *gorm.DB) error {
	p.UpdatedAt = time.Now()
	err := db.Save(p).Error
	if err != nil {
		logger.Error("mysql",
			zap.String("sql", fmt.Sprintf("%+v", db.QueryExpr())),
			zap.String("error", err.Error()))
	}
	return err
}

func (p *Zone) Update(db *gorm.DB) error {
	p.UpdatedAt = time.Now()
	err := db.Model(p).Updates(p).Error
	if err != nil {
		logger.Error("mysql",
			zap.String("sql", fmt.Sprintf("%+v", db.QueryExpr())),
			zap.String("error", err.Error()))
	}
	return err
}

// 通过结构体变量更新字段值, gorm库会忽略零值字段。就是字段值等于0, nil, "", false这些值会被忽略掉，不会更新。如果想更新零值，可以使用map类型替代结构体。
func (p *Zone) UpdateSome(db *gorm.DB, filed map[string]interface{}) error {
	if filed == nil {
		return errors.ParamsError
	}
	filed["updated_at"] = time.Now()
	err := db.Model(p).Updates(filed).Error
	if err != nil {
		logger.Error("mysql",
			zap.String("sql", fmt.Sprintf("%+v", db.QueryExpr())),
			zap.String("error", err.Error()))
	}
	return err
}

func (p *Zone) QueryAll(db *gorm.DB, filter map[string]interface{}, out interface{}) error {
	err := db.Table(p.TableName()).Where(filter).Find(out).Error
	if err != nil {
		logger.Error("mysql",
			zap.String("sql", fmt.Sprintf("%+v", db.QueryExpr())),
			zap.String("error", err.Error()))
	}
	return err
}

func (p *Zone) QueryAllNew(db *gorm.DB, filter map[string]interface{}, out interface{}) error {
	cond, val, _ := whereBuild(filter)
	err := db.Table(p.TableName()).Where(cond, val...).Find(out).Error
	if err != nil {
		logger.Error("mysql",
			zap.String("sql", fmt.Sprintf("%+v", db.QueryExpr())),
			zap.String("error", err.Error()))
	}
	return err
}

func (p *Zone) List(db *gorm.DB, limit, offset int, out interface{}) error {
	err := db.Table(p.TableName()).Limit(limit).Offset(offset).Find(out).Error
	if err != nil {
		logger.Error("mysql",
			zap.String("sql", fmt.Sprintf("%+v", db.QueryExpr())),
			zap.String("error", err.Error()))
	}
	return err
}

func (p *Zone) Count(db *gorm.DB) (int64, error) {
	var count int64
	err := db.Table(p.TableName()).Count(&count).Error
	if err != nil {
		logger.Error("mysql",
			zap.String("sql", fmt.Sprintf("%+v", db.QueryExpr())),
			zap.String("error", err.Error()))
	}
	return count, err
}

func (p *Zone) LevelUpdate(db *gorm.DB, srcCode, dstCode string, levelDiff int) (error) {
	sql := fmt.Sprintf("update %s set zone_code=concat('%s', right(zone_code, length(zone_code)-%d)), parent_zone_code=concat('%s', right(parent_zone_code, length(parent_zone_code)-%d)), level=level+%d", p.TableName(), dstCode, len(srcCode), dstCode, len(srcCode), levelDiff)
	sql = sql + fmt.Sprintf(" where zone_code like '%s%%'", srcCode)
	err := db.Exec(sql).Error
	if err != nil {
		logger.Error("mysql",
			zap.String("sql", fmt.Sprintf("%+v", sql)),
			zap.String("error", err.Error()))
	}
	return err
}

func (p *Zone) GetZonesByCodes(db *gorm.DB, codes []string) ([]Zone, error) {
	list := []Zone{}
	if len(codes) == 0 {
		return list, nil
	}
	sql := fmt.Sprintf("select * from %s", p.TableName())
	where := ""
	for _, v := range codes {
		if where == "" {
			where = fmt.Sprintf(" where zone_code like '%s%%'", v)
			continue
		}
		where = fmt.Sprintf("%s or zone_code like '%s%%'", where, v)
	}
	sql = sql + where
	err := db.Raw(sql).Scan(&list).Error
	if err != nil {
		logger.Error("mysql",
			zap.String("sql", fmt.Sprintf("%+v", sql)),
			zap.String("error", err.Error()))
	}
	return list, err
}