up

config.go

@@ -0,0 +1,34 @@
+package main
+
+import (
+	"fmt"
+	"os"
+
+	"gopkg.in/yaml.v3"
+)
+
+type Config struct {
+	DestBase   string            `yaml:"dest_base"`
+	Categories map[string]string `yaml:"categories"`
+}
+
+func loadConfig(path string) (*Config, error) {
+	data, err := os.ReadFile(path)
+	if err != nil {
+		return nil, fmt.Errorf("reading config file %q: %w", path, err)
+	}
+
+	var cfg Config
+	if err := yaml.Unmarshal(data, &cfg); err != nil {
+		return nil, fmt.Errorf("parsing config file %q: %w", path, err)
+	}
+
+	if cfg.DestBase == "" {
+		return nil, fmt.Errorf("dest_base is required in config")
+	}
+	if len(cfg.Categories) == 0 {
+		return nil, fmt.Errorf("at least one category mapping is required in config")
+	}
+
+	return &cfg, nil
+}