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

package model

import (
	"fmt"
	"git.getensh.com/common/gopkgs/logger"
	"git.getensh.com/common/gopkgs/util"
	"go.uber.org/zap"
	"gorm.io/gorm"
	"time"
)

type TAnnouncement struct {
	ID        int64     `gorm:"column:id;PRIMARY_KEY" json:"id"`
	Title     string    `gorm:"column:title" json:"title"`
	Content   string    `gorm:"column:content" json:"content"`
	ReadCount int64     `gorm:"column:read_count" json:"read_count"`
	CreatedAt time.Time `gorm:"column:created_at" json:"created_at"`
	UpdatedAt time.Time `gorm:"column:updated_at" json:"updated_at"`
	table     string
}

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

func NewAnnouncement(database string) *TAnnouncement {
	return &TAnnouncement{table: fmt.Sprintf("%s.%s", database, "t_announcement")}
}

func (p *TAnnouncement) SetTable(database string) {
	p.table = fmt.Sprintf("%s.%s", database, "t_announcement")
}

func (p *TAnnouncement) CreateTable(db *gorm.DB) error {
	sql := "CREATE TABLE IF NOT EXISTS " + p.TableName() + "(" +
		"`id` int(11) NOT NULL AUTO_INCREMENT," +
		"`title` varchar(225) COLLATE utf8mb4_bin NOT NULL," +
		"`content` text COLLATE utf8mb4_bin NOT NULL," +
		"`created_at` datetime NOT NULL," +
		"`updated_at` datetime NOT NULL," +
		"`read_count` int(11) NOT NULL," +
		"PRIMARY KEY (`id`)" +
		") ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_bin COMMENT='公告';"
	err := db.Exec(sql).Error
	if err != nil {
		logger.Error("mysql",
			zap.String("sql", "create table "+p.TableName()),
			zap.String("fields", ""),
			zap.String("error", err.Error()))
	}
	return err
}

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

	return err
}

func (p *TAnnouncement) Last(db *gorm.DB) error {
	err := db.Table(p.TableName()).Last(p).Error
	if err != nil {
		logger.Error("mysql",
			zap.String("sql", "select last from "+p.TableName()),
			zap.String("fields", ""),
			zap.String("error", err.Error()))
	}

	return err
}

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

// Insert 插入多条记录
func (p *TAnnouncement) InsertMulti(db *gorm.DB, values interface{}) error {
	err := db.Table(p.TableName()).Create(values).Error
	if err != nil {
		fields, _ := util.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 *TAnnouncement) Delete(db *gorm.DB, filter map[string]interface{}) error {
	cond, val, err := whereBuild(filter)
	if err != nil {
		return err
	}
	return db.Table(p.TableName()).Where(cond, val...).Delete(p).Error
}

func (p *TAnnouncement) Update(db *gorm.DB, where map[string]interface{}, values map[string]interface{}) error {
	cond, val, err := whereBuild(where)
	if err != nil {
		fields, _ := util.MarshalToString(values)
		logger.Error("mysql",
			zap.String("sql", "update "+p.TableName()),
			zap.String("fields", fields),
			zap.String("error", err.Error()))

		return err
	}

	err = db.Table(p.TableName()).Where(cond, val...).Updates(values).Error
	if err != nil {
		fields, _ := util.MarshalToString(values)
		logger.Error("mysql",
			zap.String("sql", "update "+p.TableName()),
			zap.String("fields", fields),
			zap.String("error", err.Error()))
	}
	return err
}

func (p *TAnnouncement) UpdateByModel(db *gorm.DB) error {
	err := db.Table(p.TableName()).Model(p).Updates(p).Error
	if err != nil {
		fields, _ := util.MarshalToString(*p)
		logger.Error("mysql",
			zap.String("sql", "update "+p.TableName()),
			zap.String("fields", fields),
			zap.String("error", err.Error()))
	}
	return err
}

func (p *TAnnouncement) 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, _ := util.MarshalToString(where)
		logger.Error("mysql",
			zap.String("sql", "select count "+p.TableName()),
			zap.String("fields", fields),
			zap.String("error", err.Error()))
	}

	return ret, err
}

func (p *TAnnouncement) List(db *gorm.DB, where map[string]interface{}, or map[string]interface{}, page int, pageSize int) (list []TAnnouncement, err error) {

	cond, val, err := whereBuildAndOr(where, or)
	if err != nil {
		return list, err
	}
	if pageSize < 0 {
		result := db.Table(p.TableName()).Where(cond, val...).Order("created_at desc").Find(&list)
		if result.Error != nil {
			wherefields, _ := util.MarshalToString(where)
			logger.Error("mysql",
				zap.String("sql", "select * from "+p.TableName()),
				zap.String("where", wherefields),
				zap.String("error", result.Error.Error()))
		}

		return list, result.Error
	}
	offset := (page - 1) * pageSize
	result := db.Table(p.TableName()).Where(cond, val...).Order("created_at desc").Limit(pageSize).Offset(offset).Find(&list)
	if result.Error != nil {
		wherefields, _ := util.MarshalToString(where)
		logger.Error("mysql",
			zap.String("sql", "select * from "+p.TableName()),
			zap.String("where", wherefields),
			zap.String("error", result.Error.Error()))
	}

	return list, result.Error

}