package services

import (
	"fmt"
	"strings"

	"server/models"
)

// ListSystemEmails 返回全部邮箱配置（按 id 升序，通常仅一条）
func ListSystemEmails() ([]models.SystemEmail, error) {
	var rows []models.SystemEmail
	_, err := models.Orm.QueryTable(new(models.SystemEmail)).OrderBy("id").All(&rows)
	return rows, err
}

// UpsertFirstSystemEmail 若已有记录则更新第一条，否则插入
func UpsertFirstSystemEmail(fromAddress string, fromName *string, host string, port uint, password string, encryption string, timeout uint, status int8, remark *string) error {
	if encryption == "" {
		encryption = "ssl"
	}
	if port == 0 {
		port = 465
	}
	if timeout == 0 {
		timeout = 30
	}
	if status == 0 {
		status = 1
	}
	fromAddress = strings.TrimSpace(fromAddress)
	host = strings.TrimSpace(host)

	cnt, err := models.Orm.QueryTable(new(models.SystemEmail)).Count()
	if err != nil {
		return err
	}
	if cnt == 0 {
		if strings.TrimSpace(password) == "" {
			return fmt.Errorf("首次保存必须填写授权码/密码")
		}
		row := &models.SystemEmail{
			FromAddress: fromAddress,
			FromName:    fromName,
			Host:        host,
			Port:        port,
			Password:    strings.TrimSpace(password),
			Encryption:  encryption,
			Timeout:     timeout,
			Status:      status,
			Remark:      remark,
		}
		_, err = models.Orm.Insert(row)
		return err
	}

	var first models.SystemEmail
	if err := models.Orm.QueryTable(new(models.SystemEmail)).OrderBy("id").Limit(1).One(&first); err != nil {
		return err
	}

	up := map[string]interface{}{
		"from_address": fromAddress,
		"from_name":    fromName,
		"host":         host,
		"port":         port,
		"encryption":   encryption,
		"timeout":      timeout,
		"status":       status,
		"remark":       remark,
	}
	if strings.TrimSpace(password) != "" {
		up["password"] = strings.TrimSpace(password)
	}
	_, err = models.Orm.QueryTable(new(models.SystemEmail)).Filter("id", first.ID).Update(up)
	return err
}