package domain

import "time"

// ExamPrepPractice is question-set content tied to an exam-prep lesson; uses shared question_sets / questions.
type ExamPrepPractice struct {
	ID               int64      `json:"id"`
	LessonID         int64      `json:"lesson_id"` // exam_prep.unit_module_lessons.id
	Title            string     `json:"title"`
	StoryDescription *string    `json:"story_description,omitempty"`
	StoryImage       *string    `json:"story_image,omitempty"`
	PersonaID        *int64     `json:"persona_id,omitempty"`
	QuestionSetID    int64      `json:"question_set_id"`
	QuickTips        *string    `json:"quick_tips,omitempty"`
	CreatedAt        time.Time  `json:"created_at"`
	UpdatedAt        *time.Time `json:"updated_at,omitempty"`
}

// CreateExamPrepPracticeInput is the body for POST .../exam-prep/lessons/{lessonId}/practices (lesson from path).
type CreateExamPrepPracticeInput struct {
	Title            string  `json:"title" validate:"required"`
	StoryDescription *string `json:"story_description,omitempty"`
	StoryImage       *string `json:"story_image,omitempty"`
	PersonaID        *int64  `json:"persona_id,omitempty"`
	QuestionSetID    int64   `json:"question_set_id" validate:"required,gt=0"`
	QuickTips        *string `json:"quick_tips,omitempty"`
}

type UpdateExamPrepPracticeInput struct {
	Title            *string `json:"title,omitempty"`
	StoryDescription *string `json:"story_description,omitempty"`
	StoryImage       *string `json:"story_image,omitempty"`
	PersonaID        *int64  `json:"persona_id,omitempty"`
	QuestionSetID    *int64  `json:"question_set_id,omitempty"`
	QuickTips        *string `json:"quick_tips,omitempty"`
}