package api

import (
	"context"
	"encoding/json"
	"net/http"
	"net/http/httptest"
	"testing"

	"git.ipao.vip/rogee/creator-hub/internal/creator"
	hub "git.ipao.vip/rogee/creator-hub/internal/environment"
	xiaohongshu "git.ipao.vip/rogee/creator-hub/internal/platform/xiaohongshu"
)

const testXiaohongshuIdentityURL = "https://edith.xiaohongshu.com/api/sns/web/v2/user/me"

func TestXiaohongshuGatewayBrowserFencesAccountGeneration(t *testing.T) {
	server := httptest.NewServer(http.HandlerFunc(func(response http.ResponseWriter, request *http.Request) {
		if request.Header.Get("Authorization") != "Bearer gateway-token-1" {
			t.Fatal("missing gateway authorization")
		}
		var body map[string]any
		if json.NewDecoder(request.Body).Decode(&body) != nil || body["binding_version"] != float64(2) || body["runtime_id"] != "bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb" || body["network_id"] != "native-aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" || body["network_exit_id"] != "exit-a" {
			t.Fatalf("generation fence missing: %#v", body)
		}
		if request.URL.Path != "/v1/browsers/account-a/xiaohongshu/get" || body["url"] != testXiaohongshuIdentityURL {
			t.Fatalf("unexpected request: path=%s body=%#v", request.URL.Path, body)
		}
		_ = json.NewEncoder(response).Encode(map[string]any{"status": 200, "body": `{"success":true}`, "challenge": ""})
	}))
	defer server.Close()
	browser := xiaohongshuGatewayBrowser{gateway: hub.Gateway{Endpoint: server.URL, Token: "gateway-token-1"}, environment: readyDouyinEnvironment()}
	result, err := browser.Get(context.Background(), testXiaohongshuIdentityURL)
	if err != nil || result.Status != 200 || string(result.Body) != `{"success":true}` {
		t.Fatalf("unexpected result: %#v err=%v", result, err)
	}
}

func TestXiaohongshuGatewayBrowserResolvesShareLinks(t *testing.T) {
	server := httptest.NewServer(http.HandlerFunc(func(response http.ResponseWriter, request *http.Request) {
		if request.URL.Path != "/v1/browsers/account-a/xiaohongshu/resolve" {
			t.Fatalf("unexpected path: %s", request.URL.Path)
		}
		_ = json.NewEncoder(response).Encode(map[string]any{"url": "https://www.xiaohongshu.com/explore/n-1"})
	}))
	defer server.Close()
	browser := xiaohongshuGatewayBrowser{gateway: hub.Gateway{Endpoint: server.URL, Token: "gateway-token-1"}, environment: readyDouyinEnvironment()}
	resolved, err := browser.Resolve(context.Background(), "https://xhslink.com/a/abc")
	if err != nil || resolved != "https://www.xiaohongshu.com/explore/n-1" {
		t.Fatalf("resolved URL=%q err=%v", resolved, err)
	}
}

func TestNewDouyinCollectorResolvesTargetIdentitySeparately(t *testing.T) {
	server := httptest.NewServer(http.HandlerFunc(func(response http.ResponseWriter, request *http.Request) {
		var body map[string]any
		if json.NewDecoder(request.Body).Decode(&body) != nil {
			t.Fatal("invalid gateway request")
		}
		switch request.URL.Path {
		case "/v1/browsers/account-a/douyin/identity":
			if body["expected_account_key"] != "viewer-1" {
				t.Fatalf("viewer identity key=%#v", body["expected_account_key"])
			}
			_ = json.NewEncoder(response).Encode(map[string]any{"uid": "viewer-1", "sec_uid": "viewer-sec", "unique_id": "viewer"})
		case "/v1/browsers/account-a/douyin/get":
			if body["url"] != "https://www.douyin.com/aweme/v1/web/user/profile/other/?aid=6383&device_platform=webapp&user_id=2328120603967913" {
				t.Fatalf("target profile URL=%#v", body["url"])
			}
			_ = json.NewEncoder(response).Encode(map[string]any{"status": 200, "body": `{"status_code":0,"user":{"uid":"2328120603967913","sec_uid":"target-sec","unique_id":"target"}}`, "challenge": ""})
		default:
			t.Fatalf("unexpected path: %s", request.URL.Path)
		}
	}))
	defer server.Close()
	collector, target, err := newCreatorCollector(context.Background(), creator.PlatformDouyin, hub.Gateway{Endpoint: server.URL, Token: "gateway-token-1"}, readyDouyinEnvironment(), "viewer-1", "2328120603967913", "", creator.SourceCompetitor, "source-1")
	if err != nil || collector == nil || target != "target-sec" {
		t.Fatalf("new Douyin collector: collector=%#v target=%q err=%v", collector, target, err)
	}
}

func TestNewXiaohongshuCollectorKeepsViewerAndTargetSeparate(t *testing.T) {
	server := httptest.NewServer(http.HandlerFunc(func(response http.ResponseWriter, request *http.Request) {
		if request.URL.Path != "/v1/browsers/account-a/xiaohongshu/identity" {
			t.Fatalf("unexpected path: %s", request.URL.Path)
		}
		_ = json.NewEncoder(response).Encode(map[string]any{"uid": "viewer-1"})
	}))
	defer server.Close()
	collector, target, err := newCreatorCollector(context.Background(), creator.PlatformXiaohongshu, hub.Gateway{Endpoint: server.URL, Token: "gateway-token-1"}, readyDouyinEnvironment(), "viewer-1", "target-1", "https://www.xiaohongshu.com/user/profile/target-1?xsec_source=pc_search", creator.SourceCompetitor, "source-1")
	if err != nil {
		t.Fatalf("new collector: %v", err)
	}
	xhsCollector, ok := collector.(*xiaohongshu.Collector)
	if !ok || xhsCollector.AccountKey != "target-1" || target != "target-1" || xhsCollector.HomepageURL == "" {
		t.Fatalf("collector=%#v target=%q", collector, target)
	}
}

func TestXiaohongshuGatewayBrowserPostCarriesJSONBody(t *testing.T) {
	server := httptest.NewServer(http.HandlerFunc(func(response http.ResponseWriter, request *http.Request) {
		var body map[string]any
		if json.NewDecoder(request.Body).Decode(&body) != nil || body["url"] != "https://so.xiaohongshu.com/api/sns/web/v2/search/notes" {
			t.Fatalf("unexpected request body: %#v", body)
		}
		if _, ok := body["body"].(map[string]any); !ok {
			t.Fatalf("missing nested request body: %#v", body)
		}
		_ = json.NewEncoder(response).Encode(map[string]any{"status": 200, "body": `{"success":true}`, "challenge": ""})
	}))
	defer server.Close()
	browser := xiaohongshuGatewayBrowser{gateway: hub.Gateway{Endpoint: server.URL, Token: "gateway-token-1"}, environment: readyDouyinEnvironment()}
	if _, err := browser.Post(context.Background(), "https://so.xiaohongshu.com/api/sns/web/v2/search/notes", []byte(`{"keyword":"x"}`)); err != nil {
		t.Fatalf("post failed: %v", err)
	}
}