package learning

import (
	"time"

	"github.com/flipped-aurora/gin-vue-admin/server/global"
)

// UserLearning 用户学习记录模型
type UserLearning struct {
	global.GVA_MODEL
	UserId           uint      `json:"userId" form:"userId" gorm:"column:user_id;comment:关联用户ID;not null;" binding:"required"`
	CourseId         uint      `json:"courseId" form:"courseId" gorm:"column:course_id;comment:关联课程ID;not null;" binding:"required"`
	ChapterId        uint      `json:"chapterId" form:"chapterId" gorm:"column:chapter_id;comment:当前学习章节ID;"`
	KnowledgePointId uint      `json:"knowledgePointId" form:"knowledgePointId" gorm:"column:knowledge_point_id;comment:当前学习知识点ID;"`
	Progress         int       `json:"progress" form:"progress" gorm:"column:progress;comment:学习进度百分比;default:0;"`
	StudyTime        int       `json:"studyTime" form:"studyTime" gorm:"column:study_time;comment:累计学习时长(分钟);default:0;"`
	LastStudyAt      time.Time `json:"lastStudyAt" form:"lastStudyAt" gorm:"column:last_study_at;comment:最后学习时间;"`
	Status           string    `json:"status" form:"status" gorm:"column:status;comment:学习状态;size:50;default:not_started;"`
	Score            int       `json:"score" form:"score" gorm:"column:score;comment:总分数;default:0;"`
	CompletedAt      time.Time `json:"completedAt" form:"completedAt" gorm:"column:completed_at;comment:完成时间;"`

	// 关联关系 - 去掉外键约束，只保留逻辑关联
	Course         Course         `json:"course" gorm:"-"`
	Chapter        Chapter        `json:"chapter" gorm:"-"`
	KnowledgePoint KnowledgePoint `json:"knowledgePoint" gorm:"-"`
}

// TableName 设置表名
func (UserLearning) TableName() string {
	return "learning_user_learning"
}