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main.go
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package main
import (
"net/http"
"time"
"os"
"github.com/joho/godotenv"
"github.com/labstack/echo/v4"
"github.com/labstack/echo/v4/middleware"
"gorm.io/driver/mysql"
"gorm.io/gorm"
libs "spajam/libs"
)
type ChatMessage struct {
ID int64 `json:"id"`
MessageText string `json:"message_text"`
SenderID int `json:"sender_id"`
IsHome bool `json:"is_home"`
CreatedAt time.Time `json:"created_at"`
}
func main() {
godotenv.Load()
e := echo.New()
e.Use(middleware.Logger())
e.Use(middleware.Recover())
e.Use(middleware.RateLimiter(middleware.NewRateLimiterMemoryStore(30)))
e.Use(middleware.CORS())
e.Use(middleware.GzipWithConfig(middleware.GzipConfig{
Level: 1,
}))
e.Use(middleware.RemoveTrailingSlash())
v1 := e.Group("/v1")
e.IPExtractor = echo.ExtractIPFromXFFHeader()
v1.GET("/hello", Hello)
v1.GET("/getchats", GetChats)
serverPort := ":3000"
e.Logger.Fatal(e.Start(serverPort))
}
func Hello(c echo.Context) error {
return c.JSON(http.StatusOK, libs.ErrorResponse("Hello, World!"))
}
func GetChats(c echo.Context) error {
dsn := os.Getenv("DSN")
db, err := gorm.Open(mysql.Open(dsn), &gorm.Config{})
if err != nil {
panic("failed to connect database")
}
var msgs []ChatMessage
db.Find(&msgs)
return c.JSON(http.StatusOK, msgs)
}
/*package main
import (
"fmt"
"os"
"time"
"github.com/joho/godotenv"
"spajam/chat"
)
func main() {
err := godotenv.Load(".env")
if err != nil {
panic("Error loading env target")
}
// コマンドライン引数から質問テキストを取得する
if len(os.Args) < 2 {
panic("too few arguments")
}
content := os.Args[1]
secret := os.Getenv("OPENAI_API_KEY")
// リソース節約のためにタイムアウトを設定する
timeout := 15 * time.Second
// トークン節約のために応答の最大トークンを設定する
maxTokens := 500
// チャットに使用するモデルのID
modelID := "gpt-4o-mini"
c := chat.NewChatCompletions(modelID, secret, maxTokens, timeout)
res, err := c.AskOneQuestion(content)
if err != nil {
fmt.Println(err.Error())
return
}
fmt.Printf("In %d / Out %d / Total %d tokens\n", res.Usage.PromptTokens, res.Usage.CompletionTokens, res.Usage.TotalTokens)
for _, v := range res.Choices {
fmt.Printf("[%s]: %s\n", v.Message.Role, v.Message.Content)
}
}
*/