完成前后端框架搭建，完成聊天页面布局

types/config.go

@@ -0,0 +1,85 @@
+package types
+
+import (
+	"bytes"
+	"github.com/BurntSushi/toml"
+	"net/http"
+	"openai/utils"
+	"os"
+)
+
+type Config struct {
+	Listen  string
+	Session Session
+	OpenAi  OpenAi
+}
+
+// OpenAi configs struct
+type OpenAi struct {
+	ApiKey      string
+	Model       string
+	Temperature float32
+	MaxTokens   int
+}
+
+// Session configs struct
+type Session struct {
+	SecretKey string // session encryption key
+	Name      string
+	Path      string
+	Domain    string
+	MaxAge    int
+	Secure    bool
+	HttpOnly  bool
+	SameSite  http.SameSite
+}
+
+func NewDefaultConfig() *Config {
+	return &Config{
+		Listen: "0.0.0.0:5678",
+
+		Session: Session{
+			SecretKey: utils.RandString(64),
+			Name:      "CHAT_GPT_SESSION_ID",
+			Domain:    "",
+			Path:      "/",
+			MaxAge:    86400,
+			Secure:    false,
+			HttpOnly:  false,
+			SameSite:  http.SameSiteLaxMode,
+		},
+		OpenAi: OpenAi{
+			Model:       "gpt-3.5-turbo",
+			MaxTokens:   1024,
+			Temperature: 1.0,
+		},
+	}
+}
+
+func LoadConfig(configFile string) (*Config, error) {
+	var config *Config
+	_, err := os.Stat(configFile)
+	if err != nil {
+		config = NewDefaultConfig()
+		// generate types file
+		buf := new(bytes.Buffer)
+		encoder := toml.NewEncoder(buf)
+
+		if err := encoder.Encode(&config); err != nil {
+			return nil, err
+		}
+
+		err := os.WriteFile(configFile, buf.Bytes(), 0644)
+		if err != nil {
+			return nil, err
+		}
+
+		return config, nil
+	}
+	_, err = toml.DecodeFile(configFile, &config)
+	if err != nil {
+		return nil, err
+	}
+
+	return config, err
+}