117 lines
2.8 KiB
Go
117 lines
2.8 KiB
Go
package main
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import (
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"context"
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"fmt"
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"nyanimedb-server/api"
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"nyanimedb-server/db"
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"os"
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"reflect"
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"time"
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"github.com/gin-contrib/cors"
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"github.com/gin-gonic/gin"
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"github.com/jackc/pgx/v5"
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"github.com/pelletier/go-toml/v2"
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)
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var AppConfig Config
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func main() {
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// if len(os.Args) != 2 {
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// AppConfig.Mode = "env"
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// } else {
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// AppConfig.Mode = "argv"
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// }
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// err := InitConfig()
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// if err != nil {
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// log.Fatalf("Failed to init config: %v\n", err)
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// }
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conn, err := pgx.Connect(context.Background(), os.Getenv("DATABASE_URL"))
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if err != nil {
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fmt.Fprintf(os.Stderr, "Unable to connect to database: %v\n", err)
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os.Exit(1)
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}
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defer conn.Close(context.Background())
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r := gin.Default()
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queries := db.New(conn)
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server := api.NewServer(queries)
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// r.LoadHTMLGlob("templates/*")
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r.Use(cors.New(cors.Config{
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AllowOrigins: []string{"*"}, // allow all origins, change to specific domains in production
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AllowMethods: []string{"GET", "POST", "PUT", "DELETE"},
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AllowHeaders: []string{"Origin", "Content-Type", "Accept"},
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ExposeHeaders: []string{"Content-Length"},
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AllowCredentials: true,
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MaxAge: 12 * time.Hour,
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}))
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api.RegisterHandlers(r, api.NewStrictHandler(
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server,
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// сюда можно добавить middlewares, если нужно
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[]api.StrictMiddlewareFunc{},
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))
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// r.GET("/", func(c *gin.Context) {
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// c.HTML(http.StatusOK, "index.html", gin.H{
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// "title": "Welcome Page",
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// "message": "Hello, Gin with HTML templates!",
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// })
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// })
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// r.GET("/api", func(c *gin.Context) {
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// items := []Item{
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// {ID: 1, Title: "First Item", Description: "This is the description of the first item."},
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// {ID: 2, Title: "Second Item", Description: "This is the description of the second item."},
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// {ID: 3, Title: "Third Item", Description: "This is the description of the third item."},
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// }
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// c.JSON(http.StatusOK, items)
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// })
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r.Run(":8080")
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}
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func InitConfig() error {
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if AppConfig.Mode == "argv" {
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content, err := os.ReadFile(os.Args[1])
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if err != nil {
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return err
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}
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toml.Unmarshal(content, &AppConfig)
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fmt.Printf("%+v\n", AppConfig)
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return nil
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} else if AppConfig.Mode == "env" {
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f := reflect.ValueOf(AppConfig)
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for i := 0; i < f.NumField(); i++ {
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field := f.Type().Field(i)
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tag := field.Tag
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env_var := tag.Get("env")
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fmt.Printf("Field: %v.\nEnvironment variable: %v.\n", field.Name, env_var)
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if env_var != "" {
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env_value, exists := os.LookupEnv(env_var)
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if !exists {
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return fmt.Errorf("there is no env variable %s", env_var)
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}
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err := setField(&AppConfig, field.Name, env_value)
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if err != nil {
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return fmt.Errorf("failed to set config field %s: %v", field.Name, err)
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}
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}
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}
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return nil
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} else {
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return fmt.Errorf("incorrect config mode")
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}
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}
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