refactor(adapters): extract common helpers + fix kilo native schema

internal/adapter/common/blocks.go

@@ -0,0 +1,79 @@
+// Package common provides shared helpers for harness adapters.
+package common
+
+import "github.com/lukaszraczylo/harness-sync/internal/canonical"
+
+// ProviderEntry is a generic provider record. Adapters may massage further.
+type ProviderEntry = map[string]any
+
+// BuildProviders returns the canonical-to-generic provider list: gateway first
+// (if configured), then any upstreams. Each entry has id, name, base_url,
+// api_key, and (for the gateway) a models list.
+func BuildProviders(p *canonical.Profile) []ProviderEntry {
+	out := make([]ProviderEntry, 0, len(p.Upstreams)+1)
+	if p.Gateway.URL != "" {
+		gw := ProviderEntry{
+			"id":       "harness-sync-gateway",
+			"name":     "harness-sync gateway",
+			"base_url": p.Gateway.URL,
+			"api_key":  p.Gateway.Token,
+		}
+		if models := buildModels(p.Models); len(models) > 0 {
+			gw["models"] = models
+		}
+		out = append(out, gw)
+	}
+	for _, up := range p.Upstreams {
+		e := ProviderEntry{"id": up.Name, "name": up.Name}
+		if up.BaseURL != "" {
+			e["base_url"] = up.BaseURL
+		}
+		if up.APIKey != "" {
+			e["api_key"] = up.APIKey
+		}
+		out = append(out, e)
+	}
+	return out
+}
+
+func buildModels(models []canonical.Model) []map[string]any {
+	out := make([]map[string]any, 0, len(models))
+	for _, m := range models {
+		e := map[string]any{"id": m.ID}
+		if m.Alias != "" {
+			e["alias"] = m.Alias
+		}
+		out = append(out, e)
+	}
+	return out
+}
+
+// BuildMCPMap returns canonical MCP servers as a name -> object map.
+// Empty map (not nil) is returned when there are no servers so the caller
+// can decide whether to include the key.
+func BuildMCPMap(reg *canonical.MCPRegistry) map[string]any {
+	out := map[string]any{}
+	if reg == nil {
+		return out
+	}
+	for _, s := range reg.Servers {
+		e := map[string]any{}
+		if s.Command != "" {
+			e["command"] = s.Command
+		}
+		if len(s.Args) > 0 {
+			e["args"] = s.Args
+		}
+		if s.URL != "" {
+			e["url"] = s.URL
+		}
+		if s.Transport != "" {
+			e["transport"] = s.Transport
+		}
+		if len(s.Env) > 0 {
+			e["env"] = s.Env
+		}
+		out[s.Name] = e
+	}
+	return out
+}