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

package model

import (
	"cp-system-management/errors"
	"time"

	"github.com/jaryhe/gopkgs/logger"
	"github.com/jinzhu/gorm"
	jsoniter "github.com/json-iterator/go"
	"go.uber.org/zap"
)

// 替换encoding/json包
var json = jsoniter.ConfigCompatibleWithStandardLibrary

type SystemUser struct {
	Id        int64     `json:"id" gorm:"primary_key"`
	Username  string    `json:"username"`
	Password  string    `json:"password"`
	CreatedAt time.Time `json:"created_at" gorm:"created_at"`
	UpdatedAt time.Time `json:"updated_at" gorm:"updated_at"`
}

func (p *SystemUser) TableName() string {
	return "t_system_user"
}

func (p *SystemUser) Find(db *gorm.DB, where map[string]interface{}) error {
	err := db.Where(where).Find(p).Error
	if err != nil {
		fields, _ := json.MarshalToString(where)
		logger.Error("mysql",
			zap.String("sql", "select from "+p.TableName()),
			zap.String("fields", fields),
			zap.String("error", err.Error()))
	}

	return err
}

// Insert 插入一条记录
func (p *SystemUser) Insert(db *gorm.DB) error {
	timeNow := time.Now()
	p.CreatedAt = timeNow
	p.UpdatedAt = timeNow
	err := db.Create(p).Error
	if err != nil {
		fields, _ := json.MarshalToString(*p)
		logger.Error("mysql",
			zap.String("sql", "insert into "+p.TableName()),
			zap.String("fields", fields),
			zap.String("error", err.Error()))
	}
	return err
}

func (p *SystemUser) Delete(db *gorm.DB, filter map[string]interface{}) error {
	err := db.Where(filter).Delete(p).Error
	if err != nil {
		fields, _ := json.MarshalToString(filter)
		logger.Error("mysql",
			zap.String("sql", "delete from "+p.TableName()),
			zap.String("fields", fields),
			zap.String("error", err.Error()))
	}
	return err
}

func (p *SystemUser) Save(db *gorm.DB) error {
	p.UpdatedAt = time.Now()
	err := db.Save(p).Error
	if err != nil {
		fields, _ := json.MarshalToString(*p)
		logger.Error("mysql",
			zap.String("sql", "save "+p.TableName()),
			zap.String("fields", fields),
			zap.String("error", err.Error()))
	}
	return err
}

func (p *SystemUser) Update(db *gorm.DB) error {
	p.UpdatedAt = time.Now()
	err := db.Model(p).Updates(p).Error
	if err != nil {
		fields, _ := json.MarshalToString(*p)
		logger.Error("mysql",
			zap.String("sql", "update "+p.TableName()),
			zap.String("fields", fields),
			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 *SystemUser) 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 {
		fields, _ := json.MarshalToString(filed)
		logger.Error("mysql",
			zap.String("sql", "update "+p.TableName()),
			zap.String("fields", fields),
			zap.String("error", err.Error()))
	}
	return err
}

func (p *SystemUser) QueryAll(db *gorm.DB, filter map[string]interface{}, out interface{}) error {
	err := db.Where(filter).Find(out).Error
	if err != nil {
		fields, _ := json.MarshalToString(filter)
		logger.Error("mysql",
			zap.String("sql", "select from "+p.TableName()),
			zap.String("fields", fields),
			zap.String("error", err.Error()))
	}
	return err
}

func (p *SystemUser) Count(db *gorm.DB, where map[string]interface{}, or map[string]interface{}) (int64, error) {
	cond, val, err := whereBuildAndOr(where, or)
	if err != nil {
		return 0, err
	}
	ret := int64(0)
	err = db.Table(p.TableName()).Where(cond, val...).Count(&ret).Error
	if err != nil {
		fields, _ := json.MarshalToString(where)
		logger.Error("mysql",
			zap.String("sql", "select count(1) from "+p.TableName()),
			zap.String("fields", fields),
			zap.String("error", err.Error()))
	}
	return ret, err

}