package db import ( "context" "youngee_b_api/model/gorm_model" ) func GetManageInvoice(ctx context.Context) (*gorm_model.YounggeeManageInvoiceInfo, error) { db := GetReadDB(ctx) var latestInvoice gorm_model.YounggeeManageInvoiceInfo err := db.Model(&gorm_model.YounggeeManageInvoiceInfo{}). Order("invoice_info_id DESC"). // 按 ID 降序排序 First(&latestInvoice). // 获取第一条记录 Error if err != nil { return nil, err } return &latestInvoice, nil }