package web

import (
	"3588AdminBackend/internal/config"
	"3588AdminBackend/internal/models"
	"3588AdminBackend/internal/service"
	"context"
	"net"
	"net/http"
	"net/http/httptest"
	"net/url"
	"os"
	"strconv"
	"strings"
	"testing"

	"github.com/go-chi/chi/v5"
)

func TestUI_ActionDevicesBatchAction_RedirectsToTask(t *testing.T) {
	cfg := &config.Config{Concurrency: 1, OfflineAfterMs: 1000000}
	reg := service.NewRegistryService(cfg, nil)
	reg.UpdateDevice(&models.Device{DeviceID: "dev1", IP: "127.0.0.1", AgentPort: 9100, Online: true})
	reg.UpdateDevice(&models.Device{DeviceID: "dev2", IP: "127.0.0.1", AgentPort: 9100, Online: true})
	tasks := service.NewTaskService(cfg, nil, reg)

	ui, err := NewUI(nil, reg, nil, tasks, nil)
	if err != nil {
		t.Fatalf("NewUI: %v", err)
	}

	form := url.Values{}
	form.Set("action", "media_start")
	form.Add("device_id", "dev1")
	form.Add("device_id", "dev2")
	form.Set("config", "cam1")

	req := httptest.NewRequest(http.MethodPost, "/ui/devices/batch-action", strings.NewReader(form.Encode()))
	req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
	rr := httptest.NewRecorder()

	ui.actionDevicesBatchAction(rr, req)

	if rr.Code != http.StatusFound {
		t.Fatalf("expected 302, got %d: %s", rr.Code, rr.Body.String())
	}
	loc := rr.Header().Get("Location")
	if !strings.HasPrefix(loc, "/ui/tasks/") {
		t.Fatalf("expected redirect to /ui/tasks/*, got %q", loc)
	}
}

func TestUI_DevicePageUsesEdgeVisionConsoleShell(t *testing.T) {
	cfg := &config.Config{Concurrency: 1, OfflineAfterMs: 1000000}
	reg := service.NewRegistryService(cfg, nil)
	reg.UpdateDevice(&models.Device{DeviceID: "edge-01", DeviceName: "入口识别节点", IP: "127.0.0.1", AgentPort: 9100, MediaPort: 9000, Online: true})
	tasks := service.NewTaskService(cfg, nil, reg)

	ui, err := NewUI(nil, reg, nil, tasks, nil)
	if err != nil {
		t.Fatalf("NewUI: %v", err)
	}

	req := httptest.NewRequest(http.MethodGet, "/ui/devices", nil)
	rr := httptest.NewRecorder()

	ui.pageDevices(rr, req)

	if rr.Code != http.StatusOK {
		t.Fatalf("expected 200, got %d: %s", rr.Code, rr.Body.String())
	}
	body := rr.Body.String()
	for _, want := range []string{
		"视觉识别边缘控制台",
		"设备列表",
		"识别配置",
		"模型管理",
		"高级调试",
		"<h1>设备列表</h1>",
	} {
		if !strings.Contains(body, want) {
			t.Fatalf("expected rendered HTML to contain %q, got:\n%s", want, body)
		}
	}
}

func TestUI_ConsoleTypographyStaysModerate(t *testing.T) {
	css, err := os.ReadFile("ui/assets/style.css")
	if err != nil {
		t.Fatalf("read stylesheet: %v", err)
	}
	text := string(css)
	for _, want := range []string{
		".brand-title{font-weight:600",
		".nav-section{font-size:11px",
		".side-nav a{color:#dce6f1;display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:8px;font-size:13px;font-weight:500",
		".topbar h1{margin:3px 0 0;font-size:18px;letter-spacing:0;font-weight:600",
		".crumb{font-size:11px",
		"input,select,textarea,button,.btn{background:#fff;color:var(--text);border:1px solid var(--border2);border-radius:7px;padding:8px 10px;outline:none;font:inherit;font-size:13px",
		"button,.btn{cursor:pointer;font-size:13px;font-weight:600",
		"th{color:#40546a;font-size:13px;font-weight:600",
	} {
		if !strings.Contains(text, want) {
			t.Fatalf("expected stylesheet to contain %q", want)
		}
	}
}

func newTestUI(t *testing.T) *UI {
	t.Helper()
	cfg := &config.Config{Concurrency: 1, OfflineAfterMs: 1000000}
	reg := service.NewRegistryService(cfg, nil)
	reg.UpdateDevice(&models.Device{DeviceID: "edge-01", DeviceName: "入口识别节点", IP: "127.0.0.1", AgentPort: 9100, MediaPort: 9000, Online: true, Version: "1.0.0"})
	tasks := service.NewTaskService(cfg, nil, reg)
	ui, err := NewUI(nil, reg, nil, tasks, nil)
	if err != nil {
		t.Fatalf("NewUI: %v", err)
	}
	return ui
}

func TestUI_DashboardRendersFleetOverview(t *testing.T) {
	ui := newTestUI(t)
	req := httptest.NewRequest(http.MethodGet, "/ui/dashboard", nil)
	rr := httptest.NewRecorder()

	ui.pageDashboard(rr, req)

	if rr.Code != http.StatusOK {
		t.Fatalf("expected 200, got %d: %s", rr.Code, rr.Body.String())
	}
	body := rr.Body.String()
	for _, want := range []string{"总览", "视觉节点态势", "视频分析概览", "最近任务", "快速入口", "执行中任务", "失败任务", "需要关注的节点", "运维工作流"} {
		if !strings.Contains(body, want) {
			t.Fatalf("expected dashboard HTML to contain %q, got:\n%s", want, body)
		}
	}
}

func TestUI_DevicePageIncludesDrawerAndBatchConfirm(t *testing.T) {
	ui := newTestUI(t)
	req := httptest.NewRequest(http.MethodGet, "/ui/devices", nil)
	rr := httptest.NewRecorder()

	ui.pageDevices(rr, req)

	body := rr.Body.String()
	for _, want := range []string{"device-drawer", "batch-confirm-panel", "openDeviceDrawer", "confirmBatchAction"} {
		if !strings.Contains(body, want) {
			t.Fatalf("expected device page HTML to contain %q", want)
		}
	}
}

func TestUI_DeviceDetailIncludesTabs(t *testing.T) {
	ui := newTestUI(t)
	routes, err := ui.Routes()
	if err != nil {
		t.Fatalf("Routes: %v", err)
	}
	rr := httptest.NewRecorder()

	routes.ServeHTTP(rr, httptest.NewRequest(http.MethodGet, "/devices/edge-01", nil))

	body := rr.Body.String()
	for _, want := range []string{"device-tabs", "返回设备列表", "节点详情", "概览", "识别配置", "模型管理", "诊断日志", "运行指标", "技术信息"} {
		if !strings.Contains(body, want) {
			t.Fatalf("expected device detail HTML to contain %q", want)
		}
	}
}

func TestUI_DeviceDetailIsReadOnly(t *testing.T) {
	ui := newTestUI(t)
	routes, err := ui.Routes()
	if err != nil {
		t.Fatalf("Routes: %v", err)
	}
	rr := httptest.NewRecorder()

	routes.ServeHTTP(rr, httptest.NewRequest(http.MethodGet, "/devices/edge-01", nil))

	body := rr.Body.String()
	for _, want := range []string{"视觉识别节点详情", "只读详情", "配置管理", "技术信息", "诊断日志", "运行指标"} {
		if !strings.Contains(body, want) {
			t.Fatalf("expected read-only device detail HTML to contain %q", want)
		}
	}
	for _, forbidden := range []string{
		`method="post"`,
		`type="file"`,
		"部署到设备",
		"启动视频分析",
		"重启视频分析",
		"停止视频分析",
		"重载识别服务",
		"回滚识别配置",
		"上传视频分析配置",
	} {
		if strings.Contains(body, forbidden) {
			t.Fatalf("device detail should be read-only and not contain %q", forbidden)
		}
	}
}

func TestUI_DeviceDetailShowsRunningConfigMetadata(t *testing.T) {
	agentServer := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		if r.URL.Path != "/v1/config/status" {
			t.Fatalf("unexpected agent path %s", r.URL.Path)
		}
		w.Header().Set("Content-Type", "application/json")
		_, _ = w.Write([]byte(`{
			"ok": true,
			"config_path": "/opt/rk3588-media-server/etc/media-server.json",
			"exists": true,
			"sha256": "8d935c9d366637ff853c69d25e9c6644c2fbff3b8d3aa15ff99ef32847fb947c",
			"metadata": {
				"config_id": "local_3588_face_debug",
				"config_version": "20260419.104457",
				"template": "workshop_face_shoe_alarm",
				"profile": "local_3588_test",
				"overlays": ["face_debug"],
				"rendered_by": "tools/render_config.py",
				"rendered_at": "2026-04-19T10:44:58+08:00"
			},
			"media_server": {"running": true, "pid": 1706009}
		}`))
	}))
	defer agentServer.Close()

	host, portText, err := net.SplitHostPort(strings.TrimPrefix(agentServer.URL, "http://"))
	if err != nil {
		t.Fatalf("parse test server address: %v", err)
	}
	port, err := strconv.Atoi(portText)
	if err != nil {
		t.Fatalf("parse test server port: %v", err)
	}

	cfg := &config.Config{Concurrency: 1, OfflineAfterMs: 1000000}
	agent := service.NewAgentClient(cfg)
	reg := service.NewRegistryService(cfg, agent)
	reg.UpdateDevice(&models.Device{DeviceID: "edge-01", DeviceName: "入口识别节点", IP: host, AgentPort: port, MediaPort: 9000, Online: true, Version: "1.0.0"})
	tasks := service.NewTaskService(cfg, agent, reg)
	ui, err := NewUI(nil, reg, agent, tasks, nil)
	if err != nil {
		t.Fatalf("NewUI: %v", err)
	}
	routes, err := ui.Routes()
	if err != nil {
		t.Fatalf("Routes: %v", err)
	}
	rr := httptest.NewRecorder()

	routes.ServeHTTP(rr, httptest.NewRequest(http.MethodGet, "/devices/edge-01", nil))

	if rr.Code != http.StatusOK {
		t.Fatalf("expected 200, got %d: %s", rr.Code, rr.Body.String())
	}
	body := rr.Body.String()
	for _, want := range []string{
		"当前运行配置",
		"local_3588_face_debug",
		"20260419.104457",
		"workshop_face_shoe_alarm",
		"local_3588_test",
		"face_debug",
		"8d935c9d366637ff853c69d25e9c6644c2fbff3b8d3aa15ff99ef32847fb947c",
		"/opt/rk3588-media-server/etc/media-server.json",
		"运行中",
	} {
		if !strings.Contains(body, want) {
			t.Fatalf("expected device detail HTML to contain %q, got:\n%s", want, body)
		}
	}
}

func TestUI_DeviceSubpagesIncludeContextNavigation(t *testing.T) {
	ui := newTestUI(t)
	dev := &models.Device{DeviceID: "edge-01", DeviceName: "入口识别节点", IP: "127.0.0.1", AgentPort: 9100, MediaPort: 9000, Online: true}
	for _, content := range []string{"device_logs", "device_graphs", "config_ui"} {
		req := httptest.NewRequest(http.MethodGet, "/ui/devices/edge-01", nil)
		rr := httptest.NewRecorder()
		ui.render(rr, req, content, PageData{Title: "节点子页面", Device: dev})
		body := rr.Body.String()
		for _, want := range []string{"device-tabs", "返回设备列表", "节点详情", "识别配置", "诊断日志", "运行指标"} {
			if !strings.Contains(body, want) {
				t.Fatalf("expected %s HTML to contain %q", content, want)
			}
		}
	}
}

func TestUI_ConfigFriendlyIncludesWizard(t *testing.T) {
	ui := newTestUI(t)
	routes, err := ui.Routes()
	if err != nil {
		t.Fatalf("Routes: %v", err)
	}
	rr := httptest.NewRecorder()

	routes.ServeHTTP(rr, httptest.NewRequest(http.MethodGet, "/devices/edge-01/config-friendly", nil))

	body := rr.Body.String()
	for _, want := range []string{"config-wizard", "选择节点", "编辑视频通道", "预览变更", "部署结果", "data-wizard-section=\"channels\"", "下一步：编辑视频通道", "前往预览变更", "查看部署结果"} {
		if !strings.Contains(body, want) {
			t.Fatalf("expected config page HTML to contain %q", want)
		}
	}
}

func TestUI_ConfigPreviewPageShowsTemplateProfileOverlayForm(t *testing.T) {
	ui := newTestUI(t)
	routes, err := ui.Routes()
	if err != nil {
		t.Fatalf("Routes: %v", err)
	}
	rr := httptest.NewRecorder()

	routes.ServeHTTP(rr, httptest.NewRequest(http.MethodGet, "/devices/edge-01/config-preview", nil))

	if rr.Code != http.StatusOK {
		t.Fatalf("expected 200, got %d: %s", rr.Code, rr.Body.String())
	}
	body := rr.Body.String()
	for _, want := range []string{
		"配置预览",
		"模板",
		"Profile",
		"Overlay",
		"config_id",
		"config_version",
		"生成预览",
		"workshop_face_shoe_alarm",
		"local_3588_test",
		"face_debug",
		"上传为候选配置",
		"应用候选配置",
	} {
		if !strings.Contains(body, want) {
			t.Fatalf("expected config preview page to contain %q, got:\n%s", want, body)
		}
	}
}

func TestUI_ConfigPreviewPageKeepsApplyActionAfterUploadResult(t *testing.T) {
	ui := newTestUI(t)
	req := httptest.NewRequest(http.MethodGet, "/ui/devices/edge-01/config-preview", nil)
	rr := httptest.NewRecorder()

	ui.render(rr, req, "config_preview", PageData{
		Title:  "配置预览",
		Device: &models.Device{DeviceID: "edge-01", DeviceName: "入口识别节点", IP: "127.0.0.1", AgentPort: 9100},
		ConfigStatus: &ConfigStatusView{
			Candidate: &ConfigStatusLastGoodFile{Exists: true, Path: "/opt/rk3588-media-server/etc/media-server.json.candidate.json"},
		},
		ConfigPreview: &service.ConfigPreviewResult{
			JSON: `{"templates":{"tpl":{"nodes":[],"edges":[]}},"instances":[],"metadata":{"config_id":"preview_edge-01","config_version":"v1"}}`,
			Metadata: map[string]any{
				"config_id":      "preview_edge-01",
				"config_version": "v1",
				"template":       "workshop_face_shoe_alarm",
				"profile":        "local_3588_test",
			},
			Size: 123,
		},
		RawText:     `{"ok":true}`,
		ResultTitle: "应用候选配置结果",
	})

	body := rr.Body.String()
	for _, want := range []string{
		"应用候选配置结果",
		"上传为候选配置",
		"应用候选配置",
		`formaction="/ui/devices/edge-01/config-candidate/apply"`,
	} {
		if !strings.Contains(body, want) {
			t.Fatalf("expected config preview upload result HTML to contain %q, got:\n%s", want, body)
		}
	}
}

func TestUI_ActionDeviceConfigCandidateKeepsPreviewApplyAction(t *testing.T) {
	agentServer := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		if r.Method == http.MethodGet && r.URL.Path == "/v1/config/status" {
			w.Header().Set("Content-Type", "application/json")
			_, _ = w.Write([]byte(`{"ok":true,"candidate":{"exists":true,"path":"/opt/rk3588-media-server/etc/media-server.json.candidate.json"}}`))
			return
		}
		if r.Method != http.MethodPut || r.URL.Path != "/v1/config/candidate" {
			t.Fatalf("unexpected request %s %s", r.Method, r.URL.Path)
		}
		w.Header().Set("Content-Type", "application/json")
		_, _ = w.Write([]byte(`{"ok":true}`))
	}))
	defer agentServer.Close()

	host, portText, err := net.SplitHostPort(strings.TrimPrefix(agentServer.URL, "http://"))
	if err != nil {
		t.Fatalf("parse test server address: %v", err)
	}
	port, err := strconv.Atoi(portText)
	if err != nil {
		t.Fatalf("parse test server port: %v", err)
	}

	cfg := &config.Config{Concurrency: 1, OfflineAfterMs: 1000000}
	agent := service.NewAgentClient(cfg)
	reg := service.NewRegistryService(cfg, agent)
	reg.UpdateDevice(&models.Device{DeviceID: "edge-01", DeviceName: "入口识别节点", IP: host, AgentPort: port, MediaPort: 9000, Online: true})
	tasks := service.NewTaskService(cfg, agent, reg)
	ui, err := NewUI(nil, reg, agent, tasks, nil)
	if err != nil {
		t.Fatalf("NewUI: %v", err)
	}

	form := url.Values{}
	form.Set("json", `{"templates":{"tpl":{"nodes":[],"edges":[]}},"instances":[],"metadata":{"config_id":"preview_edge-01","config_version":"v1","template":"workshop_face_shoe_alarm","profile":"local_3588_test"}}`)
	req := httptest.NewRequest(http.MethodPost, "/ui/devices/edge-01/config-candidate", strings.NewReader(form.Encode()))
	req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
	req.SetPathValue("id", "edge-01")
	rctx := chi.NewRouteContext()
	rctx.URLParams.Add("id", "edge-01")
	req = req.WithContext(context.WithValue(req.Context(), chi.RouteCtxKey, rctx))
	rr := httptest.NewRecorder()

	ui.actionDeviceConfigCandidate(rr, req)

	body := rr.Body.String()
	for _, want := range []string{
		"候选配置结果",
		"应用候选配置",
		`formaction="/ui/devices/edge-01/config-candidate/apply"`,
	} {
		if !strings.Contains(body, want) {
			t.Fatalf("expected actionDeviceConfigCandidate HTML to contain %q, got:\n%s", want, body)
		}
	}
}

func TestUI_ConfigPreviewKeepsSelectedOverlayAfterPreview(t *testing.T) {
	ui := newTestUI(t)
	req := httptest.NewRequest(http.MethodGet, "/ui/devices/edge-01/config-preview", nil)
	rr := httptest.NewRecorder()

	ui.render(rr, req, "config_preview", PageData{
		Title:            "配置预览",
		Device:           &models.Device{DeviceID: "edge-01", DeviceName: "入口识别节点", IP: "127.0.0.1", AgentPort: 9100},
		ConfigSources:    service.ConfigPreviewSources{Templates: []service.ConfigSource{{Name: "workshop_face_shoe_alarm"}}, Profiles: []service.ConfigSource{{Name: "local_3588_test"}}, Overlays: []service.ConfigSource{{Name: "face_debug"}, {Name: "face_test_sensitive"}}},
		SelectedTemplate: "workshop_face_shoe_alarm",
		SelectedProfile:  "local_3588_test",
		SelectedOverlays: []string{"face_test_sensitive"},
		SelectedConfigID: "preview_edge-01",
		ConfigPreview: &service.ConfigPreviewResult{
			JSON: `{"templates":{"tpl":{"nodes":[],"edges":[]}},"instances":[],"metadata":{"config_id":"preview_edge-01","config_version":"v1","template":"workshop_face_shoe_alarm","profile":"local_3588_test","overlays":["face_test_sensitive"]}}`,
			Metadata: map[string]any{
				"config_id":      "preview_edge-01",
				"config_version": "v1",
				"template":       "workshop_face_shoe_alarm",
				"profile":        "local_3588_test",
				"overlays":       []any{"face_test_sensitive"},
			},
			Size: 123,
		},
	})

	body := rr.Body.String()
	if !strings.Contains(body, `value="face_test_sensitive" checked`) {
		t.Fatalf("expected selected overlay to remain checked, got:\n%s", body)
	}
	if strings.Contains(body, `value="face_debug" checked`) {
		t.Fatalf("did not expect default overlay to stay checked, got:\n%s", body)
	}
}

func TestUI_ConfigPreviewCollapsesJSONAfterActionResult(t *testing.T) {
	ui := newTestUI(t)
	req := httptest.NewRequest(http.MethodGet, "/ui/devices/edge-01/config-preview", nil)
	rr := httptest.NewRecorder()

	ui.render(rr, req, "config_preview", PageData{
		Title:            "配置预览",
		Device:           &models.Device{DeviceID: "edge-01", DeviceName: "入口识别节点", IP: "127.0.0.1", AgentPort: 9100},
		ConfigSources:    service.ConfigPreviewSources{Templates: []service.ConfigSource{{Name: "workshop_face_shoe_alarm"}}, Profiles: []service.ConfigSource{{Name: "local_3588_test"}}, Overlays: []service.ConfigSource{{Name: "face_debug"}}},
		SelectedTemplate: "workshop_face_shoe_alarm",
		SelectedProfile:  "local_3588_test",
		SelectedOverlays: []string{"face_debug"},
		SelectedConfigID: "preview_edge-01",
		ConfigPreview: &service.ConfigPreviewResult{
			JSON:     `{"templates":{"tpl":{"nodes":[],"edges":[]}},"instances":[]}`,
			Metadata: map[string]any{"config_id": "preview_edge-01"},
			Size:     64,
		},
		ResultTitle: "候选配置结果",
		RawText:     `{"ok":true}`,
	})

	body := rr.Body.String()
	if !strings.Contains(body, "<details") {
		t.Fatalf("expected json panel to use details, got:\n%s", body)
	}
	if strings.Contains(body, "<details open>") {
		t.Fatalf("expected json panel to be collapsed after action result, got:\n%s", body)
	}
}

func TestUI_ConfigPreviewShowsApplySummaryAfterApplyResult(t *testing.T) {
	ui := newTestUI(t)
	req := httptest.NewRequest(http.MethodGet, "/ui/devices/edge-01/config-preview", nil)
	rr := httptest.NewRecorder()

	ui.render(rr, req, "config_preview", PageData{
		Title:            "配置预览",
		Device:           &models.Device{DeviceID: "edge-01", DeviceName: "入口识别节点", IP: "127.0.0.1", AgentPort: 9100},
		SelectedTemplate: "workshop_face_shoe_alarm",
		SelectedProfile:  "local_3588_test",
		SelectedOverlays: []string{"face_debug"},
		SelectedConfigID: "preview_edge-01",
		ConfigPreview: &service.ConfigPreviewResult{
			JSON: `{"templates":{"tpl":{"nodes":[],"edges":[]}},"instances":[],"metadata":{"config_id":"preview_edge-01","config_version":"v2"}}`,
			Metadata: map[string]any{
				"config_id":      "preview_edge-01",
				"config_version": "v2",
			},
			Size: 64,
		},
		ConfigStatus: &ConfigStatusView{
			OK: true,
			Metadata: ConfigStatusMetadata{
				ConfigID:      "preview_edge-01",
				ConfigVersion: "v2",
			},
			Candidate: &ConfigStatusLastGoodFile{
				Exists: false,
				Path:   "/opt/rk3588-media-server/etc/media-server.json.candidate.json",
			},
			LastGood: &ConfigStatusLastGoodFile{
				Exists: true,
				Path:   "/opt/rk3588-media-server/etc/media-server.json.last_good.json",
				Metadata: ConfigStatusMetadata{
					ConfigID:      "local_3588_face_debug",
					ConfigVersion: "20260419.120246",
				},
			},
			MediaServer: ConfigStatusMediaServer{
				Running: true,
				PID:     1810489,
			},
		},
		ResultTitle: "应用候选配置结果",
		RawText:     `{"ok":true}`,
	})

	body := rr.Body.String()
	for _, want := range []string{
		"应用结果摘要",
		"当前运行",
		"preview_edge-01 / v2",
		"last_good",
		"local_3588_face_debug / 20260419.120246",
		"candidate",
		"已清空",
		"media-server",
		"运行中",
	} {
		if !strings.Contains(body, want) {
			t.Fatalf("expected apply summary HTML to contain %q, got:\n%s", want, body)
		}
	}
}

func TestUI_ActionDeviceConfigCandidateApplyReloadsStatusAfterApply(t *testing.T) {
	statusCalls := 0
	agentServer := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		switch {
		case r.Method == http.MethodGet && r.URL.Path == "/v1/config/status":
			statusCalls++
			w.Header().Set("Content-Type", "application/json")
			if statusCalls == 1 {
				_, _ = w.Write([]byte(`{
					"ok": true,
					"metadata": {"config_id": "preview_edge-01", "config_version": "v2"},
					"candidate": {"exists": true, "path": "/opt/rk3588-media-server/etc/media-server.json.candidate.json"},
					"last_good": {"exists": true, "path": "/opt/rk3588-media-server/etc/media-server.json.last_good.json", "metadata": {"config_id": "local_3588_face_debug", "config_version": "20260419.120246"}},
					"media_server": {"running": true, "pid": 1810489}
				}`))
				return
			}
			_, _ = w.Write([]byte(`{
				"ok": true,
				"metadata": {"config_id": "preview_edge-01", "config_version": "v2"},
				"candidate": {"exists": false, "path": "/opt/rk3588-media-server/etc/media-server.json.candidate.json"},
				"last_good": {"exists": true, "path": "/opt/rk3588-media-server/etc/media-server.json.last_good.json", "metadata": {"config_id": "local_3588_face_debug", "config_version": "20260419.120246"}},
				"media_server": {"running": true, "pid": 1810489}
			}`))
			return
		case r.Method == http.MethodPost && r.URL.Path == "/v1/config/candidate/apply":
			w.Header().Set("Content-Type", "application/json")
			_, _ = w.Write([]byte(`{"ok":true}`))
			return
		default:
			t.Fatalf("unexpected request %s %s", r.Method, r.URL.Path)
		}
	}))
	defer agentServer.Close()

	host, portText, err := net.SplitHostPort(strings.TrimPrefix(agentServer.URL, "http://"))
	if err != nil {
		t.Fatalf("parse test server address: %v", err)
	}
	port, err := strconv.Atoi(portText)
	if err != nil {
		t.Fatalf("parse test server port: %v", err)
	}

	cfg := &config.Config{Concurrency: 1, OfflineAfterMs: 1000000}
	agent := service.NewAgentClient(cfg)
	reg := service.NewRegistryService(cfg, agent)
	reg.UpdateDevice(&models.Device{DeviceID: "edge-01", DeviceName: "入口识别节点", IP: host, AgentPort: port, MediaPort: 9000, Online: true})
	tasks := service.NewTaskService(cfg, agent, reg)
	ui, err := NewUI(nil, reg, agent, tasks, nil)
	if err != nil {
		t.Fatalf("NewUI: %v", err)
	}

	form := url.Values{}
	form.Set("json", `{"templates":{"tpl":{"nodes":[],"edges":[]}},"instances":[],"metadata":{"config_id":"preview_edge-01","config_version":"v2","template":"workshop_face_shoe_alarm","profile":"local_3588_test"}}`)
	req := httptest.NewRequest(http.MethodPost, "/ui/devices/edge-01/config-candidate/apply", strings.NewReader(form.Encode()))
	req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
	req.SetPathValue("id", "edge-01")
	rctx := chi.NewRouteContext()
	rctx.URLParams.Add("id", "edge-01")
	req = req.WithContext(context.WithValue(req.Context(), chi.RouteCtxKey, rctx))
	rr := httptest.NewRecorder()

	ui.actionDeviceConfigCandidateApply(rr, req)

	body := rr.Body.String()
	if statusCalls != 2 {
		t.Fatalf("expected status to be loaded twice, got %d", statusCalls)
	}
	for _, want := range []string{
		"应用结果摘要",
		"preview_edge-01 / v2",
		"local_3588_face_debug / 20260419.120246",
		"已清空",
		"运行中",
	} {
		if !strings.Contains(body, want) {
			t.Fatalf("expected apply result HTML to contain %q, got:\n%s", want, body)
		}
	}
	if strings.Contains(body, "仍存在") {
		t.Fatalf("expected refreshed status after apply, got stale candidate state:\n%s", body)
	}
}

func TestUI_ModelDeploymentPageRendersDeviceActions(t *testing.T) {
	ui := newTestUI(t)
	req := httptest.NewRequest(http.MethodGet, "/ui/models", nil)
	rr := httptest.NewRecorder()

	ui.pageModels(rr, req)

	if rr.Code != http.StatusOK {
		t.Fatalf("expected 200, got %d: %s", rr.Code, rr.Body.String())
	}
	body := rr.Body.String()
	for _, want := range []string{"模型管理", "模型管理工作流", "model-summary", "summary-value", "入口识别节点", "上传模型", "查看设备模型", "人脸库"} {
		if !strings.Contains(body, want) {
			t.Fatalf("expected model deployment HTML to contain %q", want)
		}
	}
	if strings.Contains(body, `<div class="stats">
    <div class="stat"><div class="k">目标节点`) {
		t.Fatalf("model summary should not use large stat cards")
	}
}

func TestUI_DiagnosticsPageRendersLogAndMetricLinks(t *testing.T) {
	ui := newTestUI(t)
	req := httptest.NewRequest(http.MethodGet, "/ui/diagnostics", nil)
	rr := httptest.NewRecorder()

	ui.pageDiagnostics(rr, req)

	if rr.Code != http.StatusOK {
		t.Fatalf("expected 200, got %d: %s", rr.Code, rr.Body.String())
	}
	body := rr.Body.String()
	for _, want := range []string{"日志分析", "诊断工作台", "入口识别节点", "诊断日志", "运行指标", "高级调试"} {
		if !strings.Contains(body, want) {
			t.Fatalf("expected diagnostics HTML to contain %q", want)
		}
	}
}

func TestUI_SidebarMatchesInformationArchitecture(t *testing.T) {
	ui := newTestUI(t)
	req := httptest.NewRequest(http.MethodGet, "/ui/dashboard", nil)
	rr := httptest.NewRecorder()

	ui.pageDashboard(rr, req)

	body := rr.Body.String()
	for _, want := range []string{
		"总览",
		"设备列表",
		"配置管理",
		"新增设备",
		"模型管理",
		"识别配置",
		"日志分析",
		"高级调试",
		`href="/ui/device-config"`,
		`href="/ui/recognition"`,
		`href="/ui/logs"`,
	} {
		if !strings.Contains(body, want) {
			t.Fatalf("expected sidebar to contain %q", want)
		}
	}
	for _, old := range []string{"设备节点", "添加节点", "模型部署", "日志指标", "任务中心"} {
		if strings.Contains(body, old) {
			t.Fatalf("sidebar should not contain old label %q", old)
		}
	}
}

func TestUI_DeviceConfigPageDefinesOpsConfigScope(t *testing.T) {
	ui := newTestUI(t)
	req := httptest.NewRequest(http.MethodGet, "/ui/device-config", nil)
	rr := httptest.NewRecorder()

	ui.pageDeviceConfig(rr, req)

	body := rr.Body.String()
	for _, want := range []string{"配置管理", "设备运行配置", "服务状态", "服务管理", "配置查看", "配置上传", "入口识别节点", "启动视频分析", "重启视频分析", "停止视频分析", "重载识别服务", "回滚识别配置"} {
		if !strings.Contains(body, want) {
			t.Fatalf("expected device config HTML to contain %q", want)
		}
	}
	if !strings.Contains(body, `method="post"`) {
		t.Fatalf("expected device config page to contain service operation forms")
	}
}

func TestUI_RecognitionPageDefinesAIScope(t *testing.T) {
	ui := newTestUI(t)
	req := httptest.NewRequest(http.MethodGet, "/ui/recognition", nil)
	rr := httptest.NewRecorder()

	ui.pageRecognition(rr, req)

	body := rr.Body.String()
	for _, want := range []string{"识别配置", "识别方案", "视频通道", "模板参数", "预览变更", "入口识别节点"} {
		if !strings.Contains(body, want) {
			t.Fatalf("expected recognition HTML to contain %q", want)
		}
	}
}

func TestUI_LogsPageDefinesDiagnosticsScope(t *testing.T) {
	ui := newTestUI(t)
	req := httptest.NewRequest(http.MethodGet, "/ui/logs", nil)
	rr := httptest.NewRecorder()

	ui.pageLogs(rr, req)

	body := rr.Body.String()
	for _, want := range []string{"日志分析", "日志筛选", "诊断日志", "运行指标", "高级调试", "入口识别节点"} {
		if !strings.Contains(body, want) {
			t.Fatalf("expected logs HTML to contain %q", want)
		}
	}
}