package httpapi

import (
	"encoding/json"
	"strings"
	"testing"

	gatewaydocs "github.com/easyai/easyai-ai-gateway/apps/api/docs"
)

func TestOpenAPIPublicRoutesUseCanonicalV1Prefix(t *testing.T) {
	var document struct {
		Paths map[string]any `json:"paths"`
	}
	if err := json.Unmarshal(gatewaydocs.SwaggerJSON, &document); err != nil {
		t.Fatalf("decode embedded OpenAPI document: %v", err)
	}

	legacyPrefixes := []string{
		"/v1/",
		"/v1beta/",
		"/kling/",
		"/upload/",
		"/api/v3/",
		"/chat/",
		"/images/",
		"/song/",
		"/music/",
		"/speech/",
		"/voice_clone",
		"/tasks",
	}
	legacyExact := map[string]bool{
		"/healthz":       true,
		"/readyz":        true,
		"/api-docs-json": true,
		"/api-docs-yaml": true,
		"/responses":     true,
		"/embeddings":    true,
		"/reranks":       true,
	}
	for route := range document.Paths {
		if legacyExact[route] {
			t.Errorf("legacy public route must not be advertised in OpenAPI: %s", route)
		}
		for _, prefix := range legacyPrefixes {
			if strings.HasPrefix(route, prefix) {
				t.Errorf("legacy public route must not be advertised in OpenAPI: %s", route)
			}
		}
	}

	required := []string{
		"/api/v1/healthz",
		"/api/v1/readyz",
		"/api/v1/openapi.json",
		"/api/v1/chat/completions",
		"/api/v1/responses",
		"/api/v1/images/generations",
		"/api/v1/images/vectorize",
		"/api/v1/videos/generations",
		"/api/v1/videos/upscales",
		"/api/v1/pricing/estimate",
		"/api/workspace/token-usage/daily",
		"/api/v1/models/{model}:generateContent",
		"/api/v1/videos/omni-video",
		"/api/v1/kling/v1/videos/omni-video",
		"/api/v1/kling/v2/omni-video/{model}",
		"/api/v1/contents/generations/tasks",
	}
	for _, route := range required {
		if _, ok := document.Paths[route]; !ok {
			t.Errorf("canonical public route missing from OpenAPI: %s", route)
		}
	}
}