wip

src/config.go

@@ -0,0 +1,53 @@
+package src
+
+import (
+	"context"
+	"encoding/json"
+	"io"
+	"os"
+)
+
+type Config struct {
+	Listen           string `json:"LISTEN"`
+	ConnectionDriver string `json:"CONNECTION_DRIVER"`
+	ConnectionString string `json:"CONNECTION_STRING"`
+	db               DB
+}
+
+func NewConfig(ctx context.Context) (Config, error) {
+	config, err := newConfig()
+	if err != nil {
+		return config, err
+	}
+
+	db, err := NewDB(ctx, config.ConnectionDriver, config.ConnectionString)
+	if err != nil {
+		return config, err
+	}
+	config.db = db
+
+	return config, io.EOF
+}
+
+func newConfig() (Config, error) {
+	config := Config{
+		Listen:           ":10000",
+		ConnectionDriver: "sqlite",
+		ConnectionString: "/tmp/red-apter.db",
+	}
+	b, _ := json.Marshal(config)
+	var m map[string]any
+	if err := json.Unmarshal(b, &m); err != nil {
+		return config, err
+	}
+	for k := range m {
+		if v := os.Getenv(k); v != "" {
+			m[k] = v
+		}
+	}
+	b2, _ := json.Marshal(m)
+	if err := json.Unmarshal(b2, &config); err != nil {
+		return config, err
+	}
+	return config, nil
+}