package dao

import "dd_fiber_api/internal/question"

// QuestionDAOInterface 题目DAO接口
type QuestionDAOInterface interface {
	Create(question *question.Question) error
	GetByID(id string) (*question.Question, error)
	Search(query string, qType question.QuestionType, knowledgeTreeIds []string, page, pageSize int32) ([]*question.Question, int32, error)
	Update(question *question.Question) error
	Delete(id string) error
	BatchDelete(ids []string) (int, []string, error)
}

// PaperDAOInterface 试卷DAO接口
type PaperDAOInterface interface {
	Create(paper *question.Paper) error
	GetByID(id string) (*question.Paper, error)
	GetWithQuestions(id string) (*question.Paper, error)
	Search(query string, page, pageSize int32) ([]*question.Paper, int32, error)
	Update(paper *question.Paper) error
	Delete(id string) error
	BatchDelete(ids []string) (int, []string, error)
	AddQuestions(paperID string, questionIDs []string) (int, []string, error)
	RemoveQuestions(paperID string, questionIDs []string) (int, []string, error)
}

// AnswerRecordDAOInterface 答题记录DAO接口
type AnswerRecordDAOInterface interface {
	Create(record *question.AnswerRecord) error
	GetByID(id string) (*question.AnswerRecord, error)
	GetByUserAndQuestion(userID, questionID string) (*question.AnswerRecord, error)
	GetByUserQuestionAndPaper(userID, questionID, paperID, taskID string) (*question.AnswerRecord, error)
	GetByConditionsWithPagination(userID, questionID, paperID, taskID string, page, pageSize int32) ([]*question.AnswerRecord, int32, error)
	Update(record *question.AnswerRecord) error
	DeleteByUserID(userID string) (int64, error)
	DeleteByUserAndPaper(userID, paperID, taskID string) (int64, error)
	DeleteByUserAndTaskIDs(userID string, taskIDs []string) (int64, error)
	GetPaperStatistics(userID, paperID, taskID string) (*question.PaperStatistics, error)
	CountByUserAndPaper(userID, paperID, taskID string) (int64, error)
	CountByUserAndPaperWithNonEmptyAnswer(userID, paperID, taskID string) (int64, error)
}

// MaterialDAOInterface 材料DAO接口
type MaterialDAOInterface interface {
	Create(material *question.Material) error
	GetByID(id string) (*question.Material, error)
	Search(query string, materialType question.MaterialType, page, pageSize int32) ([]*question.Material, int32, error)
	Update(material *question.Material) error
	Delete(id string) error
}

// KnowledgeTreeDAOInterface 知识树DAO接口
type KnowledgeTreeDAOInterface interface {
	Create(node *question.KnowledgeTree) error
	GetByID(id string) (*question.KnowledgeTree, error)
	GetAll(treeType question.KnowledgeTreeType) ([]*question.KnowledgeTree, error)
	GetByParentID(parentID string, treeType question.KnowledgeTreeType) ([]*question.KnowledgeTree, error)
	Update(node *question.KnowledgeTree) error
	Delete(id string) error
	GetTree(treeType question.KnowledgeTreeType) ([]*question.KnowledgeTree, error) // 获取完整树形结构
}