lmcli/store.go

88 lines
1.7 KiB
Go

package main
import (
"database/sql"
"gorm.io/gorm"
"gorm.io/driver/sqlite"
sqids "github.com/sqids/sqids-go"
)
type Store struct {
db *gorm.DB
sqids *sqids.Sqids
}
type Message struct {
ID uint `gorm:"primaryKey"`
ConversationID uint `gorm:"foreignKey:ConversationID"`
Conversation Conversation
OriginalContent string
Role string // 'user' or 'assistant'
}
type Conversation struct {
ID uint `gorm:"primaryKey"`
ShortName sql.NullString
Title string
}
const (
DATABASE_FILE string = "./data.db"
)
func InitializeStore() (*Store, error) {
db, err := gorm.Open(sqlite.Open(DATABASE_FILE), &gorm.Config{})
if err != nil {
return nil, err
}
models := []any{
&Conversation{},
&Message{},
}
for _, x := range(models) {
err := db.AutoMigrate(x)
if err != nil {
return nil, err
}
}
_sqids, _ := sqids.New(sqids.Options{
MinLength: 4,
})
return &Store{db: db, sqids: _sqids}, nil
}
func (s *Store) SaveConversation(conversation *Conversation) error {
err := s.db.Save(&conversation).Error
if err != nil {
return err
}
if !conversation.ShortName.Valid {
shortName, _ := s.sqids.Encode([]uint64{ uint64(conversation.ID) })
conversation.ShortName = sql.NullString{String: shortName, Valid: true}
err = s.db.Save(&conversation).Error
}
return err
}
func (s *Store) SaveMessage(message *Message) error {
return s.db.Create(message).Error
}
func (s *Store) GetConversations() ([]Conversation, error) {
var conversations []Conversation
err := s.db.Find(&conversations).Error
return conversations, err
}
func (s *Store) GetMessages(conversation *Conversation) ([]Message, error) {
var messages []Message
err := s.db.Where("conversation_id = ?", conversation.ID).Find(&messages).Error
return messages, err
}