♻️ Refactor config

Make it easier to setup stores

config/config.go

@@ -1,18 +1,76 @@
 package config
 
-type Config struct {
-	Name    string       `toml:"name"`
-	Env     Env          `toml:"env"`
-	BaseURL string       `toml:"base_url"`
-	Conn    ConnSettings `toml:"conn"`
+import (
+	"errors"
+
+	"github.com/BurntSushi/toml"
+)
+
+type config struct {
+	name    string
+	env     Env
+	baseURL string
+	stores  stores
+	md      toml.MetaData
 }
 
-type ConnSettings struct {
-	Store    string         `toml:"store"`
-	DSN      string         `toml:"dsn"`
-	Settings map[string]any `toml:"settings"`
+var _ Config = config{}
+
+func (c config) Name() string {
+	return c.name
 }
 
-func (c Config) Environment() Env {
-	return ValidEnvOrDev(c.Env)
+func (c config) Env() Env {
+	return ValidEnvOrDev(c.env)
+}
+
+func (c config) BaseURL() string {
+	return c.baseURL
+}
+
+func (c config) Store(name string) (Store, error) {
+	if name == "" {
+		name = c.stores.store
+	}
+	return c.stores.GetStore(name)
+}
+
+func (c config) StoreName() string {
+	return c.stores.store
+}
+
+type stores struct {
+	store    string
+	settings map[string]toml.Primitive
+	conf     *config
+}
+
+var ErrMissingStore = errors.New("unknown store")
+
+func (ss stores) GetStore(name string) (Store, error) {
+	if tp, ok := ss.settings[name]; ok {
+		return store{name, tp, ss.conf.md}, nil
+	}
+	return nil, ErrMissingStore
+}
+
+type store struct {
+	name     string
+	settings toml.Primitive
+	md       toml.MetaData
+}
+
+var _ Store = store{}
+
+func (s store) Name() string {
+	return s.name
+}
+
+func (s store) Map() (m map[string]any, err error) {
+	err = s.Decode(&m)
+	return
+}
+
+func (s store) Decode(v any) error {
+	return s.md.PrimitiveDecode(s.settings, v)
 }