package model

import (
	"time"

	"gorm.io/gorm"
)

type Grade struct {
	ID         string `json:"id" gorm:"type:varchar(36);primaryKey"`
	UserID     string `json:"user_id" gorm:"type:varchar(36);index;not null"`
	Term       string `json:"term" gorm:"type:varchar(30);not null"`
	CourseCode string `json:"course_code" gorm:"type:varchar(30)"`
	CourseName string `json:"course_name" gorm:"type:varchar(120);not null"`
	Nature     string `json:"nature" gorm:"type:varchar(30)"`
	Category   string `json:"category" gorm:"type:varchar(30)"`
	Credit     string `json:"credit" gorm:"type:varchar(10)"`
	Score      string `json:"score" gorm:"type:varchar(20)"`
	GradePoint string `json:"grade_point" gorm:"type:varchar(10)"`
	IsExam     string `json:"is_exam" gorm:"type:varchar(10)"`
	CreatedAt  time.Time
	UpdatedAt  time.Time
}

func (g *Grade) BeforeCreate(tx *gorm.DB) error {
	SetUUIDIfEmpty(&g.ID)
	return nil
}

func (Grade) TableName() string { return "grades" }

type GpaSummary struct {
	ID              string `json:"id" gorm:"type:varchar(36);primaryKey"`
	UserID          string `json:"user_id" gorm:"type:varchar(36);index;not null"`
	Semester        string `json:"semester" gorm:"type:varchar(30);not null"`
	AverageGpa      string `json:"average_gpa" gorm:"type:varchar(20)"`
	Rank            string `json:"rank" gorm:"type:varchar(30)"`
	ExamTotalGpa    string `json:"exam_total_gpa" gorm:"type:varchar(20)"`
	ExamTotalCredits string `json:"exam_total_credits" gorm:"type:varchar(20)"`
	FailCredits     string `json:"fail_credits" gorm:"type:varchar(20)"`
	Semesters       string `json:"semesters" gorm:"type:varchar(20)"`
	CreatedAt       time.Time
	UpdatedAt       time.Time
}

func (g *GpaSummary) BeforeCreate(tx *gorm.DB) error {
	SetUUIDIfEmpty(&g.ID)
	return nil
}

func (GpaSummary) TableName() string { return "gpa_summaries" }