config

configure/configure_builder.go

@@ -0,0 +1,100 @@
+package configure
+
+import (
+	"github.com/fsnotify/fsnotify"
+	"github.com/spf13/viper"
+)
+
+func New() *conf { return &conf{viper: viper.New(), onChangeNotifies: make(map[string][]NotifyFunc)} }
+
+func (c *conf) AddConfigPath(in ...string) *conf {
+	for _, v := range in {
+		c.viper.AddConfigPath(v)
+	}
+
+	return c
+}
+
+func (c *conf) SetConfigName(in string) *conf {
+	c.viper.SetConfigName(in)
+	return c
+}
+
+func (c *conf) SetConfigFile(f string) *conf {
+	c.viper.SetConfigFile(f)
+	return c
+}
+
+func (c *conf) SetDefault(key string, value any) *conf {
+	c.viper.SetDefault(key, value)
+	return c
+}
+
+func (c *conf) AutomaticEnv() *conf {
+	c.viper.AutomaticEnv()
+	return c
+}
+
+func (c *conf) Read() (*conf, error) {
+	// 从本地配置读取
+	if err := c.viper.ReadInConfig(); err != nil {
+		return nil, err
+	}
+
+	c.viper.WatchConfig()
+	c.viper.OnConfigChange(c.OnViperChanged)
+
+	// 初始化Nacos客户端
+	if err := c.createNacosClient(); err != nil {
+		return nil, err
+	}
+
+	return c, nil
+}
+
+func (c *conf) OnViperChanged(in fsnotify.Event) {
+
+}
+
+func (c *conf) createNacosClient() error {
+	opt := c.getNacosOptions()
+	if opt == nil {
+		return nil
+	}
+
+	nc, err := createNacosClient(opt.Address, opt.Port, opt.Namespace, opt.Group)
+	if err != nil {
+		return err
+	}
+
+	c.nacos = &nacos{client: nc, group: opt.Group, onChanged: c.onNacosChanged}
+
+	return nil
+}
+
+func (c *conf) onNacosChanged(dataId, data string) {
+	if fs, ok := c.onChangeNotifies[dataId]; ok {
+		for _, f := range fs {
+			if f != nil {
+				f(c)
+			}
+		}
+	}
+}
+
+func (c *conf) getNacosOptions() *NacosOptions {
+	if c.nacosOptions != nil {
+		return c.nacosOptions
+	}
+
+	if c.useNacos {
+		return &NacosOptions{
+			Address:   c.GetString(AddressKey, "127.0.0.1"),
+			Port:      c.GetInt(PortKey, 8848),
+			Namespace: c.GetString(Namespace, ""),
+			Group:     c.GetString(Group, ""),
+		}
+	}
+
+	return nil
+}