init

serve/internal/model/ai_models.go

@@ -0,0 +1,99 @@
+package model
+
+import "time"
+
+// WritingCorrection 写作批改结果
+type WritingCorrection struct {
+	ID             uint                 `json:"id" gorm:"primaryKey"`
+	UserID         uint                 `json:"user_id"`
+	Content        string               `json:"content"`
+	TaskType       string               `json:"task_type"`
+	OverallScore   int                  `json:"overall_score"`
+	GrammarScore   int                  `json:"grammar_score"`
+	VocabularyScore int                 `json:"vocabulary_score"`
+	StructureScore int                  `json:"structure_score"`
+	ContentScore   int                  `json:"content_score"`
+	Corrections    []WritingError       `json:"corrections"`
+	Suggestions    []string             `json:"suggestions" gorm:"type:json"`
+	Strengths      []string             `json:"strengths" gorm:"type:json"`
+	Weaknesses     []string             `json:"weaknesses" gorm:"type:json"`
+	CreatedAt      time.Time            `json:"created_at"`
+	UpdatedAt      time.Time            `json:"updated_at"`
+}
+
+// WritingError 写作错误
+type WritingError struct {
+	ID           uint   `json:"id" gorm:"primaryKey"`
+	CorrectionID uint   `json:"correction_id"`
+	Original     string `json:"original"`
+	Corrected    string `json:"corrected"`
+	Explanation  string `json:"explanation"`
+	ErrorType    string `json:"error_type"` // grammar, vocabulary, structure, etc.
+}
+
+// SpeakingEvaluation 口语评估结果
+type SpeakingEvaluation struct {
+	ID                 uint      `json:"id" gorm:"primaryKey"`
+	UserID             uint      `json:"user_id"`
+	AudioText          string    `json:"audio_text"`
+	Prompt             string    `json:"prompt"`
+	OverallScore       int       `json:"overall_score"`
+	PronunciationScore int       `json:"pronunciation_score"`
+	FluencyScore       int       `json:"fluency_score"`
+	GrammarScore       int       `json:"grammar_score"`
+	VocabularyScore    int       `json:"vocabulary_score"`
+	Feedback           string    `json:"feedback"`
+	Strengths          []string  `json:"strengths" gorm:"type:json"`
+	Improvements       []string  `json:"improvements" gorm:"type:json"`
+	CreatedAt          time.Time `json:"created_at"`
+	UpdatedAt          time.Time `json:"updated_at"`
+}
+
+// AIRecommendation AI推荐
+type AIRecommendation struct {
+	ID                uint      `json:"id" gorm:"primaryKey"`
+	UserID            uint      `json:"user_id"`
+	UserLevel         string    `json:"user_level"`
+	RecommendedTopics []string  `json:"recommended_topics" gorm:"type:json"`
+	DifficultyLevel   string    `json:"difficulty_level"`
+	StudyPlan         []string  `json:"study_plan" gorm:"type:json"`
+	FocusAreas        []string  `json:"focus_areas" gorm:"type:json"`
+	CreatedAt         time.Time `json:"created_at"`
+	UpdatedAt         time.Time `json:"updated_at"`
+}
+
+// Exercise 练习题
+type Exercise struct {
+	ID           uint       `json:"id" gorm:"primaryKey"`
+	Title        string     `json:"title"`
+	Instructions string     `json:"instructions"`
+	Content      string     `json:"content"`
+	ExerciseType string     `json:"exercise_type"`
+	Questions    []Question `json:"questions"`
+	CreatedAt    time.Time  `json:"created_at"`
+	UpdatedAt    time.Time  `json:"updated_at"`
+}
+
+// Question 问题
+type Question struct {
+	ID            uint     `json:"id" gorm:"primaryKey"`
+	ExerciseID    uint     `json:"exercise_id"`
+	Question      string   `json:"question"`
+	Options       []string `json:"options" gorm:"type:json"`
+	CorrectAnswer string   `json:"correct_answer"`
+	Explanation   string   `json:"explanation"`
+}
+
+// AIRequest AI请求记录
+type AIRequest struct {
+	ID          uint      `json:"id" gorm:"primaryKey"`
+	UserID      uint      `json:"user_id"`
+	RequestType string    `json:"request_type"` // writing_correction, speaking_evaluation, recommendation, exercise_generation
+	Prompt      string    `json:"prompt"`
+	Response    string    `json:"response"`
+	TokensUsed  int       `json:"tokens_used"`
+	Cost        float64   `json:"cost"`
+	Status      string    `json:"status"` // success, error, pending
+	ErrorMsg    string    `json:"error_msg,omitempty"`
+	CreatedAt   time.Time `json:"created_at"`
+}

serve/internal/model/user.go

@@ -0,0 +1,9 @@
+package model
+
+type User struct {
+	ID       string `json:"id"`
+	Username string `json:"username"`
+	Email    string `json:"email"`
+	Password string `json:"password,omitempty"` // omitempty 表示在序列化为 JSON 时如果为空则忽略
+	Avatar   string `json:"avatar,omitempty"`
+}