refactor backend API structure

internal/httpapi/admin/settings/handler_settings_parse.go

@@ -0,0 +1,173 @@
+package settings
+
+import (
+	"fmt"
+	"strings"
+
+	"ds2api/internal/config"
+)
+
+func boolFrom(v any) bool {
+	if v == nil {
+		return false
+	}
+	switch x := v.(type) {
+	case bool:
+		return x
+	case string:
+		return strings.ToLower(strings.TrimSpace(x)) == "true"
+	default:
+		return false
+	}
+}
+
+func parseSettingsUpdateRequest(req map[string]any) (*config.AdminConfig, *config.RuntimeConfig, *config.CompatConfig, *config.ResponsesConfig, *config.EmbeddingsConfig, *config.AutoDeleteConfig, *config.HistorySplitConfig, map[string]string, error) {
+	var (
+		adminCfg        *config.AdminConfig
+		runtimeCfg      *config.RuntimeConfig
+		compatCfg       *config.CompatConfig
+		respCfg         *config.ResponsesConfig
+		embCfg          *config.EmbeddingsConfig
+		autoDeleteCfg   *config.AutoDeleteConfig
+		historySplitCfg *config.HistorySplitConfig
+		aliasMap        map[string]string
+	)
+
+	if raw, ok := req["admin"].(map[string]any); ok {
+		cfg := &config.AdminConfig{}
+		if v, exists := raw["jwt_expire_hours"]; exists {
+			n := intFrom(v)
+			if err := config.ValidateIntRange("admin.jwt_expire_hours", n, 1, 720, true); err != nil {
+				return nil, nil, nil, nil, nil, nil, nil, nil, err
+			}
+			cfg.JWTExpireHours = n
+		}
+		adminCfg = cfg
+	}
+
+	if raw, ok := req["runtime"].(map[string]any); ok {
+		cfg := &config.RuntimeConfig{}
+		if v, exists := raw["account_max_inflight"]; exists {
+			n := intFrom(v)
+			if err := config.ValidateIntRange("runtime.account_max_inflight", n, 1, 256, true); err != nil {
+				return nil, nil, nil, nil, nil, nil, nil, nil, err
+			}
+			cfg.AccountMaxInflight = n
+		}
+		if v, exists := raw["account_max_queue"]; exists {
+			n := intFrom(v)
+			if err := config.ValidateIntRange("runtime.account_max_queue", n, 1, 200000, true); err != nil {
+				return nil, nil, nil, nil, nil, nil, nil, nil, err
+			}
+			cfg.AccountMaxQueue = n
+		}
+		if v, exists := raw["global_max_inflight"]; exists {
+			n := intFrom(v)
+			if err := config.ValidateIntRange("runtime.global_max_inflight", n, 1, 200000, true); err != nil {
+				return nil, nil, nil, nil, nil, nil, nil, nil, err
+			}
+			cfg.GlobalMaxInflight = n
+		}
+		if v, exists := raw["token_refresh_interval_hours"]; exists {
+			n := intFrom(v)
+			if err := config.ValidateIntRange("runtime.token_refresh_interval_hours", n, 1, 720, true); err != nil {
+				return nil, nil, nil, nil, nil, nil, nil, nil, err
+			}
+			cfg.TokenRefreshIntervalHours = n
+		}
+		if cfg.AccountMaxInflight > 0 && cfg.GlobalMaxInflight > 0 && cfg.GlobalMaxInflight < cfg.AccountMaxInflight {
+			return nil, nil, nil, nil, nil, nil, nil, nil, fmt.Errorf("runtime.global_max_inflight must be >= runtime.account_max_inflight")
+		}
+		runtimeCfg = cfg
+	}
+
+	if raw, ok := req["compat"].(map[string]any); ok {
+		cfg := &config.CompatConfig{}
+		if v, exists := raw["wide_input_strict_output"]; exists {
+			b := boolFrom(v)
+			cfg.WideInputStrictOutput = &b
+		}
+		if v, exists := raw["strip_reference_markers"]; exists {
+			b := boolFrom(v)
+			cfg.StripReferenceMarkers = &b
+		}
+		compatCfg = cfg
+	}
+
+	if raw, ok := req["responses"].(map[string]any); ok {
+		cfg := &config.ResponsesConfig{}
+		if v, exists := raw["store_ttl_seconds"]; exists {
+			n := intFrom(v)
+			if err := config.ValidateIntRange("responses.store_ttl_seconds", n, 30, 86400, true); err != nil {
+				return nil, nil, nil, nil, nil, nil, nil, nil, err
+			}
+			cfg.StoreTTLSeconds = n
+		}
+		respCfg = cfg
+	}
+
+	if raw, ok := req["embeddings"].(map[string]any); ok {
+		cfg := &config.EmbeddingsConfig{}
+		if v, exists := raw["provider"]; exists {
+			p := strings.TrimSpace(fmt.Sprintf("%v", v))
+			if err := config.ValidateTrimmedString("embeddings.provider", p, false); err != nil {
+				return nil, nil, nil, nil, nil, nil, nil, nil, err
+			}
+			cfg.Provider = p
+		}
+		embCfg = cfg
+	}
+
+	if raw, ok := req["model_aliases"].(map[string]any); ok {
+		if aliasMap == nil {
+			aliasMap = map[string]string{}
+		}
+		for k, v := range raw {
+			key := strings.TrimSpace(k)
+			val := strings.TrimSpace(fmt.Sprintf("%v", v))
+			if key == "" || val == "" {
+				continue
+			}
+			aliasMap[key] = val
+		}
+	}
+
+	if raw, ok := req["auto_delete"].(map[string]any); ok {
+		cfg := &config.AutoDeleteConfig{}
+		if v, exists := raw["mode"]; exists {
+			mode := strings.ToLower(strings.TrimSpace(fmt.Sprintf("%v", v)))
+			if err := config.ValidateAutoDeleteMode(mode); err != nil {
+				return nil, nil, nil, nil, nil, nil, nil, nil, err
+			}
+			if mode == "" {
+				mode = "none"
+			}
+			cfg.Mode = mode
+		}
+		if v, exists := raw["sessions"]; exists {
+			cfg.Sessions = boolFrom(v)
+		}
+		autoDeleteCfg = cfg
+	}
+
+	if raw, ok := req["history_split"].(map[string]any); ok {
+		cfg := &config.HistorySplitConfig{}
+		if v, exists := raw["enabled"]; exists {
+			b := boolFrom(v)
+			cfg.Enabled = &b
+		}
+		if v, exists := raw["trigger_after_turns"]; exists {
+			n := intFrom(v)
+			if err := config.ValidateIntRange("history_split.trigger_after_turns", n, 1, 1000, true); err != nil {
+				return nil, nil, nil, nil, nil, nil, nil, nil, err
+			}
+			cfg.TriggerAfterTurns = &n
+		}
+		if err := config.ValidateHistorySplitConfig(*cfg); err != nil {
+			return nil, nil, nil, nil, nil, nil, nil, nil, err
+		}
+		historySplitCfg = cfg
+	}
+
+	return adminCfg, runtimeCfg, compatCfg, respCfg, embCfg, autoDeleteCfg, historySplitCfg, aliasMap, nil
+}