package backendrpc

import (
	"bufio"
	"context"
	"encoding/json"
	"errors"
	"net"
	"testing"
	"time"
)

type testRequest struct {
	JSONRPC string          `json:"jsonrpc"`
	ID      json.RawMessage `json:"id"`
	Method  string          `json:"method"`
	Params  json.RawMessage `json:"params,omitempty"`
}

type testEnvelope struct {
	OK        bool   `json:"ok"`
	Status    string `json:"status"`
	Data      any    `json:"data,omitempty"`
	Error     any    `json:"error,omitempty"`
	RequestID string `json:"request_id"`
}

type testResponse struct {
	JSONRPC string          `json:"jsonrpc"`
	ID      json.RawMessage `json:"id"`
	Result  any             `json:"result,omitempty"`
	Error   *JSONRPCError   `json:"error,omitempty"`
}

func newTestClient(t *testing.T, handler func(t *testing.T, req testRequest) testResponse) *Client {
	t.Helper()
	client := New("bat.sock")
	client.DialContext = func(ctx context.Context, network string, address string) (net.Conn, error) {
		clientConn, serverConn := net.Pipe()
		go func(conn net.Conn) {
			defer conn.Close()
			line, err := bufio.NewReader(conn).ReadBytes('\n')
			if err != nil {
				return
			}
			var req testRequest
			if err := json.Unmarshal(line, &req); err != nil {
				return
			}
			resp := handler(t, req)
			if len(resp.ID) == 0 {
				resp.ID = req.ID
			}
			if resp.JSONRPC == "" {
				resp.JSONRPC = jsonRPCVersion
			}
			_ = json.NewEncoder(conn).Encode(resp)
		}(serverConn)
		return clientConn, nil
	}
	return client
}

func TestResourceRepairQueuesTask(t *testing.T) {
	client := newTestClient(t, func(t *testing.T, req testRequest) testResponse {
		if req.Method != "resource.repair" {
			t.Fatalf("method = %s", req.Method)
		}
		return testResponse{
			Result: testEnvelope{
				OK:        true,
				Status:    "accepted",
				RequestID: "req-test-1",
				Data: map[string]any{
					"task_id": "task-1",
					"kind":    "resource.repair",
				},
			},
		}
	})

	task, err := client.ResourceRepair(context.Background())
	if err != nil {
		t.Fatalf("ResourceRepair error: %v", err)
	}
	if task.TaskID != "task-1" || task.Kind != "resource.repair" {
		t.Fatalf("unexpected task: %#v", task)
	}
}

func TestDaemonRestartSendsControlMethod(t *testing.T) {
	client := newTestClient(t, func(t *testing.T, req testRequest) testResponse {
		if req.Method != "daemon.restart" {
			t.Fatalf("method = %s", req.Method)
		}
		return testResponse{
			Result: testEnvelope{
				OK:        true,
				Status:    "accepted",
				RequestID: "req-test-restart",
				Data: map[string]any{
					"command":        "restart",
					"status":         "accepted",
					"message":        "restart accepted",
					"state_dir":      "/tmp/bat-pid",
					"socket_path":    "/tmp/bat-pid/bat.sock",
					"controller_pid": 4242,
				},
			},
		}
	})

	ack, err := client.DaemonRestart(context.Background())
	if err != nil {
		t.Fatalf("DaemonRestart error: %v", err)
	}
	if ack.Command != "restart" || ack.ControllerPID == nil || *ack.ControllerPID != 4242 {
		t.Fatalf("unexpected ack: %#v", ack)
	}
}

func TestParseTextUnitsSendsQuery(t *testing.T) {
	pathID := int64(7)
	classID := 114
	client := newTestClient(t, func(t *testing.T, req testRequest) testResponse {
		if req.Method != "parse.text_units" {
			t.Fatalf("method = %s", req.Method)
		}
		var params TextUnitQueryParams
		if err := json.Unmarshal(req.Params, &params); err != nil {
			t.Fatalf("decode params: %v", err)
		}
		if params.Offset != 3 || params.Limit != 5 || params.Destination != "*Table*" || params.PathID == nil || *params.PathID != pathID || params.ClassID == nil || *params.ClassID != classID {
			t.Fatalf("params = %#v", params)
		}
		return testResponse{
			Result: testEnvelope{
				OK:        true,
				Status:    "ok",
				RequestID: "req-test-parse",
				Data: map[string]any{
					"available": true,
					"entries":   []any{},
				},
			},
		}
	})

	raw, err := client.ParseTextUnits(context.Background(), TextUnitQueryParams{
		Offset:      3,
		Limit:       5,
		Destination: "*Table*",
		PathID:      &pathID,
		ClassID:     &classID,
	})
	if err != nil {
		t.Fatalf("ParseTextUnits error: %v", err)
	}
	if !json.Valid(raw) {
		t.Fatalf("invalid raw JSON: %s", string(raw))
	}
}

func TestUnityFSPatchFieldSendsTaggedReplacement(t *testing.T) {
	client := newTestClient(t, func(t *testing.T, req testRequest) testResponse {
		if req.Method != "unityfs.patch_field" {
			t.Fatalf("method = %s", req.Method)
		}
		var params UnityFSFieldPatchParams
		if err := json.Unmarshal(req.Params, &params); err != nil {
			t.Fatalf("decode params: %v", err)
		}
		if params.BundlePath != "/tmp/source.bundle" || params.FieldPath != "m_Name" || string(params.Replacement) != `{"kind":"string","value":"new text"}` {
			t.Fatalf("params = %#v replacement=%s", params, string(params.Replacement))
		}
		return testResponse{
			Result: testEnvelope{
				OK:        true,
				Status:    "ok",
				RequestID: "req-test-unityfs",
				Data: map[string]any{
					"command": "unityfs.patch_field",
					"status":  "completed",
				},
			},
		}
	})

	raw, err := client.UnityFSPatchField(context.Background(), UnityFSFieldPatchParams{
		BundlePath:         "/tmp/source.bundle",
		SerializedFilePath: "CAB-test",
		PathID:             1,
		FieldPath:          "m_Name",
		Replacement:        json.RawMessage(`{"kind":"string","value":"new text"}`),
		TargetPath:         "/tmp/target.bundle",
	})
	if err != nil {
		t.Fatalf("UnityFSPatchField error: %v", err)
	}
	if !json.Valid(raw) {
		t.Fatalf("invalid raw JSON: %s", string(raw))
	}
}

func TestResourceListSendsPagination(t *testing.T) {
	client := newTestClient(t, func(t *testing.T, req testRequest) testResponse {
		if req.Method != "resource.list" {
			t.Fatalf("method = %s", req.Method)
		}
		var params pageParam
		if err := json.Unmarshal(req.Params, &params); err != nil {
			t.Fatalf("decode params: %v", err)
		}
		if params.Offset != 2 || params.Limit != 1 {
			t.Fatalf("params = %#v", params)
		}
		bytes := uint64(42)
		return testResponse{
			Result: testEnvelope{
				OK:        true,
				Status:    "ok",
				RequestID: "req-test-2",
				Data: map[string]any{
					"available":        true,
					"resource_root":    "/tmp/resources/current",
					"manifest_version": 1,
					"total_entries":    3,
					"offset":           2,
					"limit":            1,
					"entries": []map[string]any{
						{
							"url":         "https://example.invalid/a.zip",
							"destination": "a.zip",
							"bytes":       bytes,
							"blake3":      "abc",
						},
					},
				},
			},
		}
	})

	page, err := client.ResourceList(context.Background(), 2, 1)
	if err != nil {
		t.Fatalf("ResourceList error: %v", err)
	}
	if !page.Available || page.TotalEntries != 3 || len(page.Entries) != 1 {
		t.Fatalf("unexpected page: %#v", page)
	}
	if page.Entries[0].Bytes == nil || *page.Entries[0].Bytes != 42 {
		t.Fatalf("unexpected entry bytes: %#v", page.Entries[0].Bytes)
	}
}

func TestScheduleUpdateSendsMutationParams(t *testing.T) {
	every := uint64(3600)
	count := uint64(4)
	enabled := true
	client := newTestClient(t, func(t *testing.T, req testRequest) testResponse {
		if req.Method != "schedule.update" {
			t.Fatalf("method = %s", req.Method)
		}
		var params ScheduleMutationParams
		if err := json.Unmarshal(req.Params, &params); err != nil {
			t.Fatalf("decode params: %v", err)
		}
		if params.ID != "nightly-pull" || params.Group != "res" || params.Action != "pull" ||
			params.EverySeconds == nil || *params.EverySeconds != every ||
			params.Count == nil || *params.Count != count || params.Enabled == nil || !*params.Enabled {
			t.Fatalf("params = %#v", params)
		}
		return testResponse{
			Result: testEnvelope{
				OK:        true,
				Status:    "ok",
				RequestID: "req-test-schedule",
				Data: map[string]any{
					"command": "schedule-update",
					"status":  "updated",
				},
			},
		}
	})

	raw, err := client.ScheduleUpdate(context.Background(), ScheduleMutationParams{
		ID:           "nightly-pull",
		Group:        "res",
		Action:       "pull",
		EverySeconds: &every,
		Count:        &count,
		Enabled:      &enabled,
	})
	if err != nil {
		t.Fatalf("ScheduleUpdate error: %v", err)
	}
	if !json.Valid(raw) {
		t.Fatalf("invalid raw JSON: %s", string(raw))
	}
}

func TestScheduleRunSendsScopeAndMaxRuns(t *testing.T) {
	maxRuns := uint64(2)
	client := newTestClient(t, func(t *testing.T, req testRequest) testResponse {
		if req.Method != "schedule.run" {
			t.Fatalf("method = %s", req.Method)
		}
		var params ScheduleRunParams
		if err := json.Unmarshal(req.Params, &params); err != nil {
			t.Fatalf("decode params: %v", err)
		}
		if params.ID != "nightly-pull" || params.Group != "res" || !params.Force ||
			params.MaxRuns == nil || *params.MaxRuns != maxRuns {
			t.Fatalf("params = %#v", params)
		}
		return testResponse{
			Result: testEnvelope{
				OK:        true,
				Status:    "ok",
				RequestID: "req-test-schedule-run",
				Data:      map[string]any{"command": "schedule-run", "executed": []any{}},
			},
		}
	})

	raw, err := client.ScheduleRun(context.Background(), ScheduleRunParams{
		ID:      "nightly-pull",
		Group:   "res",
		Force:   true,
		MaxRuns: &maxRuns,
	})
	if err != nil {
		t.Fatalf("ScheduleRun error: %v", err)
	}
	if !json.Valid(raw) {
		t.Fatalf("invalid raw JSON: %s", string(raw))
	}
}

func TestTranslationTasksSendsQueryParams(t *testing.T) {
	offset := uint64(10)
	limit := uint64(25)
	hasReason := true
	hasFailureReason := false
	client := newTestClient(t, func(t *testing.T, req testRequest) testResponse {
		if req.Method != "translation.tasks" {
			t.Fatalf("method = %s", req.Method)
		}
		var params TranslationTaskListParams
		if err := json.Unmarshal(req.Params, &params); err != nil {
			t.Fatalf("decode params: %v", err)
		}
		if params.Offset == nil || *params.Offset != offset ||
			params.Limit == nil || *params.Limit != limit ||
			params.TaskID != "textunit/v-current/Scenario" ||
			params.ReleaseID != "v-current" ||
			params.Destination != "MediaResources/GameData/Scenario.zip" ||
			params.PathPattern != "Scenario" ||
			params.ArchiveEntry != "ScenarioExcelTable.json" ||
			params.Status != "queued_offline" ||
			params.WorkerStatus != "failed" ||
			params.ParseStatus != "ok" ||
			params.Format != "json" ||
			params.HasReason == nil || *params.HasReason != hasReason ||
			params.HasFailureReason == nil || *params.HasFailureReason != hasFailureReason {
			t.Fatalf("params = %#v", params)
		}
		return testResponse{
			Result: testEnvelope{
				OK:        true,
				Status:    "ok",
				RequestID: "req-test-translation-tasks",
				Data:      map[string]any{"tasks": []any{}},
			},
		}
	})

	raw, err := client.TranslationTasks(context.Background(), TranslationTaskListParams{
		Offset:           &offset,
		Limit:            &limit,
		TaskID:           "textunit/v-current/Scenario",
		ReleaseID:        "v-current",
		Destination:      "MediaResources/GameData/Scenario.zip",
		PathPattern:      "Scenario",
		ArchiveEntry:     "ScenarioExcelTable.json",
		Status:           "queued_offline",
		WorkerStatus:     "failed",
		ParseStatus:      "ok",
		Format:           "json",
		HasReason:        &hasReason,
		HasFailureReason: &hasFailureReason,
	})
	if err != nil {
		t.Fatalf("TranslationTasks error: %v", err)
	}
	if !json.Valid(raw) {
		t.Fatalf("invalid raw JSON: %s", string(raw))
	}
}

func TestTranslationHandoffUsesRustMethod(t *testing.T) {
	client := newTestClient(t, func(t *testing.T, req testRequest) testResponse {
		if req.Method != "translation.handoff" {
			t.Fatalf("method = %s", req.Method)
		}
		if string(req.Params) != "null" {
			t.Fatalf("params = %s, want null", req.Params)
		}
		return testResponse{
			Result: testEnvelope{
				OK:        true,
				Status:    "ok",
				RequestID: "req-test-translation-handoff",
				Data:      map[string]any{"jobs": []any{}},
			},
		}
	})

	raw, err := client.TranslationHandoff(context.Background())
	if err != nil {
		t.Fatalf("TranslationHandoff error: %v", err)
	}
	if !json.Valid(raw) {
		t.Fatalf("invalid raw JSON: %s", string(raw))
	}
}

func TestTranslationTaskUpdateSendsWorkerParams(t *testing.T) {
	client := newTestClient(t, func(t *testing.T, req testRequest) testResponse {
		if req.Method != "translation.task.update" {
			t.Fatalf("method = %s", req.Method)
		}
		var params TranslationTaskUpdateParams
		if err := json.Unmarshal(req.Params, &params); err != nil {
			t.Fatalf("decode params: %v", err)
		}
		if params.TaskID != "textunit/v-current/Scenario" ||
			params.Status != "completed" ||
			params.FailureReason != "" ||
			params.ProviderRunID != "provider-run-1" ||
			params.Provider != "manual" ||
			len(params.TranslationResults) != 1 ||
			params.TranslationResults[0].UnitID != "direct:a#unit:0" ||
			params.TranslationResults[0].SourceText != "source" ||
			params.TranslationResults[0].TranslatedText != "译文" {
			t.Fatalf("params = %#v", params)
		}
		return testResponse{
			Result: testEnvelope{
				OK:        true,
				Status:    "ok",
				RequestID: "req-test-translation-update",
				Data:      map[string]any{"task_status": "completed"},
			},
		}
	})

	raw, err := client.TranslationTaskUpdate(context.Background(), TranslationTaskUpdateParams{
		TaskID:        "textunit/v-current/Scenario",
		Status:        "completed",
		ProviderRunID: "provider-run-1",
		Provider:      "manual",
		TranslationResults: []TranslationTaskUnitResultParam{{
			UnitID:         "direct:a#unit:0",
			SourceText:     "source",
			TranslatedText: "译文",
		}},
	})
	if err != nil {
		t.Fatalf("TranslationTaskUpdate error: %v", err)
	}
	if !json.Valid(raw) {
		t.Fatalf("invalid raw JSON: %s", string(raw))
	}
}

func TestTranslationWorkerRunSendsProviderConfig(t *testing.T) {
	var concurrency uint64 = 8
	var maxAttempts uint64 = 4
	var leaseSeconds uint64 = 60
	var retryBackoff uint64 = 0
	var maxTasks uint64 = 2
	client := newTestClient(t, func(t *testing.T, req testRequest) testResponse {
		if req.Method != "translation.worker.run" {
			t.Fatalf("method = %s", req.Method)
		}
		var params TranslationWorkerRunParams
		if err := json.Unmarshal(req.Params, &params); err != nil {
			t.Fatalf("decode params: %v", err)
		}
		if params.Provider != "mock" ||
			params.FixturePath != "/tmp/mock-provider.json" ||
			params.TranslationMemoryPath != "/tmp/translation-memory.sqlite" ||
			params.Concurrency == nil || *params.Concurrency != concurrency ||
			params.MaxAttempts == nil || *params.MaxAttempts != maxAttempts ||
			params.LeaseSeconds == nil || *params.LeaseSeconds != leaseSeconds ||
			params.RetryBackoffSeconds == nil || *params.RetryBackoffSeconds != retryBackoff ||
			params.MaxTasks == nil || *params.MaxTasks != maxTasks ||
			params.WorkerID != "dashboard-worker" {
			t.Fatalf("params = %#v", params)
		}
		return testResponse{
			Result: testEnvelope{
				OK:        true,
				Status:    "accepted",
				RequestID: "req-test-translation-worker",
				Data: map[string]any{
					"task_id": "task-worker-1",
					"kind":    "translation.worker.run",
					"worker": map[string]any{
						"provider":                "mock",
						"fixture_path":            "/tmp/mock-provider.json",
						"translation_memory_path": "/tmp/translation-memory.sqlite",
						"concurrency":             concurrency,
						"max_attempts":            maxAttempts,
						"lease_seconds":           leaseSeconds,
						"retry_backoff_seconds":   retryBackoff,
						"max_tasks":               maxTasks,
						"worker_id":               "dashboard-worker",
					},
				},
			},
		}
	})

	result, err := client.TranslationWorkerRun(context.Background(), TranslationWorkerRunParams{
		Provider:              "mock",
		FixturePath:           "/tmp/mock-provider.json",
		TranslationMemoryPath: "/tmp/translation-memory.sqlite",
		Concurrency:           &concurrency,
		MaxAttempts:           &maxAttempts,
		LeaseSeconds:          &leaseSeconds,
		RetryBackoffSeconds:   &retryBackoff,
		MaxTasks:              &maxTasks,
		WorkerID:              "dashboard-worker",
	})
	if err != nil {
		t.Fatalf("TranslationWorkerRun error: %v", err)
	}
	if result.TaskID != "task-worker-1" ||
		result.Kind != "translation.worker.run" ||
		result.Worker.Concurrency != concurrency ||
		result.Worker.TranslationMemoryPath != "/tmp/translation-memory.sqlite" ||
		result.Worker.RetryBackoffSeconds != retryBackoff ||
		result.Worker.MaxTasks == nil || *result.Worker.MaxTasks != maxTasks {
		t.Fatalf("unexpected result: %#v", result)
	}
}

func TestTranslationMemoryTypedContract(t *testing.T) {
	limit := uint64(25)
	client := newTestClient(t, func(t *testing.T, req testRequest) testResponse {
		switch req.Method {
		case "translation.memory.summary":
			var params TranslationMemorySummaryParams
			if err := json.Unmarshal(req.Params, &params); err != nil {
				t.Fatalf("decode summary params: %v", err)
			}
			if params.TranslationMemoryPath != "/var/lib/bat/translation-memory.sqlite" {
				t.Fatalf("summary params=%#v", params)
			}
			return testResponse{
				Result: testEnvelope{
					OK: true, Status: "ok", RequestID: "req-tm-summary",
					Data: map[string]any{
						"available":      true,
						"path":           "/var/lib/bat/translation-memory.sqlite",
						"schema_version": 1,
						"summary": map[string]any{
							"schema_version":   1,
							"record_count":     3,
							"trusted_count":    1,
							"candidate_count":  1,
							"superseded_count": 1,
							"rejected_count":   0,
						},
					},
				},
			}
		case "translation.memory.query":
			var params TranslationMemoryQueryParams
			if err := json.Unmarshal(req.Params, &params); err != nil {
				t.Fatalf("decode query params: %v", err)
			}
			if params.SourceText != "Hello" ||
				params.SourceContext["destination"] != "Bundle/dialogue.bundle" ||
				params.Limit == nil || *params.Limit != limit {
				t.Fatalf("query params=%#v", params)
			}
			return testResponse{
				Result: testEnvelope{
					OK: true, Status: "ok", RequestID: "req-tm-query",
					Data: map[string]any{
						"available":   true,
						"path":        "/var/lib/bat/translation-memory.sqlite",
						"source_text": "Hello",
						"source_context": map[string]any{
							"destination": "Bundle/dialogue.bundle",
							"field_path":  "Dialog.Message",
						},
						"matches": []any{
							map[string]any{
								"entry": map[string]any{
									"record_id":              "tm-record-1",
									"source_text":            "Hello",
									"source_hash":            "hash-source",
									"normalized_source_text": "hello",
									"source_context": map[string]any{
										"destination": "Bundle/dialogue.bundle",
										"field_path":  "Dialog.Message",
									},
									"source_context_hash":     "hash-context",
									"translated_text":         "你好",
									"translation_source_kind": "provider",
									"trust_status":            "trusted",
									"official_release_id":     "release-1",
									"source_trace": map[string]any{
										"official_release_id": "release-1",
										"unit_id":             "textunit-1",
										"task_id":             "task-1",
										"destination":         "Bundle/dialogue.bundle",
										"archive_entry":       "dialogue.json",
										"serialized_file":     "globalgamemanagers",
										"path_id":             42,
										"class_id":            114,
										"field_path":          "Dialog.Message",
										"format":              "json",
										"asset_name":          "Dialogue",
										"text_source_kind":    "text_asset",
									},
									"provider":             "mock",
									"provider_run_id":      "provider-run-1",
									"created_unix_seconds": 100,
									"updated_unix_seconds": 200,
									"trusted_unix_seconds": 200,
									"trusted_by":           "reviewer",
									"trusted_reason":       "reviewed",
								},
								"match_kind":     "strong_exact",
								"can_auto_reuse": true,
							},
						},
					},
				},
			}
		case "translation.memory.confirm":
			var params TranslationMemoryConfirmParams
			if err := json.Unmarshal(req.Params, &params); err != nil {
				t.Fatalf("decode confirm params: %v", err)
			}
			if params.RecordID != "tm-record-1" ||
				params.Reviewer != "reviewer" ||
				params.Reason != "reviewed" ||
				params.TranslationMemoryPath != "/var/lib/bat/translation-memory.sqlite" {
				t.Fatalf("confirm params=%#v", params)
			}
			return testResponse{
				Result: testEnvelope{
					OK: true, Status: "ok", RequestID: "req-tm-confirm",
					Data: map[string]any{
						"available": true,
						"path":      "/var/lib/bat/translation-memory.sqlite",
						"entry": map[string]any{
							"record_id":               "tm-record-1",
							"translation_source_kind": "provider",
							"trust_status":            "trusted",
						},
					},
				},
			}
		default:
			t.Fatalf("unexpected method %q", req.Method)
			return testResponse{}
		}
	})

	summary, err := client.TranslationMemorySummary(context.Background(), TranslationMemorySummaryParams{
		TranslationMemoryPath: "/var/lib/bat/translation-memory.sqlite",
	})
	if err != nil {
		t.Fatalf("TranslationMemorySummary error: %v", err)
	}
	if !summary.Available || summary.Summary == nil ||
		summary.Summary.TrustedCount != 1 || summary.Summary.CandidateCount != 1 {
		t.Fatalf("summary=%#v", summary)
	}

	query, err := client.TranslationMemoryQuery(context.Background(), TranslationMemoryQueryParams{
		TranslationMemoryPath: "/var/lib/bat/translation-memory.sqlite",
		SourceText:            "Hello",
		SourceContext: TranslationMemoryContext{
			"destination": "Bundle/dialogue.bundle",
			"field_path":  "Dialog.Message",
		},
		Limit: &limit,
	})
	if err != nil {
		t.Fatalf("TranslationMemoryQuery error: %v", err)
	}
	if len(query.Matches) != 1 ||
		query.Matches[0].MatchKind != "strong_exact" ||
		!query.Matches[0].CanAutoReuse ||
		query.Matches[0].Entry.TrustStatus != "trusted" ||
		query.Matches[0].Entry.TranslationSourceKind != "provider" ||
		query.Matches[0].Entry.SourceTrace.UnitID == nil ||
		*query.Matches[0].Entry.SourceTrace.UnitID != "textunit-1" ||
		query.Matches[0].Entry.SourceTrace.PathID == nil ||
		*query.Matches[0].Entry.SourceTrace.PathID != 42 ||
		query.Matches[0].Entry.TrustedBy == nil ||
		*query.Matches[0].Entry.TrustedBy != "reviewer" {
		t.Fatalf("query=%#v", query)
	}

	confirmed, err := client.TranslationMemoryConfirm(context.Background(), TranslationMemoryConfirmParams{
		TranslationMemoryPath: "/var/lib/bat/translation-memory.sqlite",
		RecordID:              "tm-record-1",
		Reviewer:              "reviewer",
		Reason:                "reviewed",
	})
	if err != nil {
		t.Fatalf("TranslationMemoryConfirm error: %v", err)
	}
	if !confirmed.Available || confirmed.Entry.TrustStatus != "trusted" ||
		confirmed.Entry.RecordID != "tm-record-1" {
		t.Fatalf("confirmed=%#v", confirmed)
	}
}

func TestTranslationProofreadUsesRustMethod(t *testing.T) {
	client := newTestClient(t, func(t *testing.T, req testRequest) testResponse {
		if req.Method != "translation.proofread" {
			t.Fatalf("method = %s", req.Method)
		}
		if string(req.Params) != "null" {
			t.Fatalf("params = %s, want null", req.Params)
		}
		return testResponse{
			Result: testEnvelope{
				OK:        true,
				Status:    "ok",
				RequestID: "req-test-translation-proofread",
				Data: map[string]any{
					"translation_workflow_status": "manual_proofreading",
				},
			},
		}
	})

	raw, err := client.TranslationProofread(context.Background())
	if err != nil {
		t.Fatalf("TranslationProofread error: %v", err)
	}
	if !json.Valid(raw) {
		t.Fatalf("invalid raw JSON: %s", string(raw))
	}
}

func TestLocalizedPublishSendsWorkerSourceAndReleaseOptions(t *testing.T) {
	client := newTestClient(t, func(t *testing.T, req testRequest) testResponse {
		if req.Method != "localized.publish" {
			t.Fatalf("method = %s", req.Method)
		}
		var params LocalizedPublishParams
		if err := json.Unmarshal(req.Params, &params); err != nil {
			t.Fatalf("decode params: %v", err)
		}
		if !params.FromWorker || params.TranslationFile != "" ||
			params.LocalizedReleaseID != "localized-1" || !params.Force {
			t.Fatalf("params = %#v", params)
		}
		return testResponse{
			Result: testEnvelope{
				OK:        true,
				Status:    "ok",
				RequestID: "req-test-localized-publish",
				Data:      map[string]any{"status": "published"},
			},
		}
	})

	raw, err := client.LocalizedPublish(context.Background(), LocalizedPublishParams{
		FromWorker:         true,
		LocalizedReleaseID: "localized-1",
		Force:              true,
	})
	if err != nil {
		t.Fatalf("LocalizedPublish error: %v", err)
	}
	if !json.Valid(raw) {
		t.Fatalf("invalid raw JSON: %s", string(raw))
	}
}

func TestLocalizedRollbackSendsExpectedRelease(t *testing.T) {
	client := newTestClient(t, func(t *testing.T, req testRequest) testResponse {
		if req.Method != "localized.rollback" {
			t.Fatalf("method = %s", req.Method)
		}
		var params LocalizedRollbackParams
		if err := json.Unmarshal(req.Params, &params); err != nil {
			t.Fatalf("decode params: %v", err)
		}
		if params.LocalizedReleaseID != "localized-1" {
			t.Fatalf("params = %#v", params)
		}
		return testResponse{
			Result: testEnvelope{
				OK:        true,
				Status:    "ok",
				RequestID: "req-test-localized-rollback",
				Data:      map[string]any{"status": "rolled_back"},
			},
		}
	})

	raw, err := client.LocalizedRollback(context.Background(), LocalizedRollbackParams{
		LocalizedReleaseID: "localized-1",
	})
	if err != nil {
		t.Fatalf("LocalizedRollback error: %v", err)
	}
	if !json.Valid(raw) {
		t.Fatalf("invalid raw JSON: %s", string(raw))
	}
}

func TestGlossaryTypedContract(t *testing.T) {
	limit := uint64(20)
	client := newTestClient(t, func(t *testing.T, req testRequest) testResponse {
		switch req.Method {
		case "translation.glossary.summary":
			var params GlossarySummaryParams
			if err := json.Unmarshal(req.Params, &params); err != nil {
				t.Fatalf("decode summary params: %v", err)
			}
			if params.GlossaryPath != "/var/lib/bat/glossary.sqlite" {
				t.Fatalf("summary params=%#v", params)
			}
			return testResponse{Result: testEnvelope{
				OK: true, Status: "ok", RequestID: "req-glossary-summary",
				Data: map[string]any{
					"available":      true,
					"path":           "/var/lib/bat/glossary.sqlite",
					"schema_version": 1,
					"summary": map[string]any{
						"schema_version": 1,
						"term_count":     2,
						"approved_count": 1,
						"draft_count":    1,
					},
				},
			}}
		case "translation.glossary.query":
			var params GlossaryQueryParams
			if err := json.Unmarshal(req.Params, &params); err != nil {
				t.Fatalf("decode query params: %v", err)
			}
			if params.SourceText != "Sensei" ||
				params.GlossaryPath != "/var/lib/bat/glossary.sqlite" ||
				params.Limit == nil || *params.Limit != limit {
				t.Fatalf("query params=%#v", params)
			}
			return testResponse{Result: testEnvelope{
				OK: true, Status: "ok", RequestID: "req-glossary-query",
				Data: map[string]any{
					"available": true,
					"path":      "/var/lib/bat/glossary.sqlite",
					"terms": []any{map[string]any{
						"term_id":                 "term-sensei",
						"source_term":             "Sensei",
						"recommended_translation": "老师",
						"priority":                10,
						"review_status":           "approved",
						"source": map[string]any{
							"source_kind":           "manual",
							"observed_unix_seconds": 100,
						},
					}},
				},
			}}
		case "translation.glossary.diagnose":
			var params GlossaryDiagnoseParams
			if err := json.Unmarshal(req.Params, &params); err != nil {
				t.Fatalf("decode diagnose params: %v", err)
			}
			if params.SourceText != "Sensei" || params.Context["destination"] != "Bundle/dialogue.bundle" {
				t.Fatalf("diagnose params=%#v", params)
			}
			return testResponse{Result: testEnvelope{
				OK: true, Status: "ok", RequestID: "req-glossary-diagnose",
				Data: map[string]any{
					"available":   true,
					"path":        "/var/lib/bat/glossary.sqlite",
					"source_text": "Sensei",
					"evaluation": map[string]any{
						"constraints": []any{map[string]any{
							"term_id":                 "term-sensei",
							"matched_source":          "Sensei",
							"recommended_translation": "老师",
						}},
						"diagnostics": []any{},
						"blocked":     false,
					},
				},
			}}
		case "translation.glossary.add":
			var params GlossaryTermMutationParams
			if err := json.Unmarshal(req.Params, &params); err != nil {
				t.Fatalf("decode add params: %v", err)
			}
			if params.TermID != "term-sensei" || params.Source.SourceKind != "manual" ||
				params.Source.ObservedUnixSeconds != 100 {
				t.Fatalf("add params=%#v", params)
			}
			return testResponse{Result: testEnvelope{
				OK: true, Status: "ok", RequestID: "req-glossary-add",
				Data: map[string]any{
					"available": true,
					"path":      "/var/lib/bat/glossary.sqlite",
					"term": map[string]any{
						"term_id":                 "term-sensei",
						"source_term":             "Sensei",
						"recommended_translation": "老师",
						"review_status":           "draft",
						"source": map[string]any{
							"source_kind":           "manual",
							"observed_unix_seconds": 100,
						},
					},
				},
			}}
		case "translation.glossary.approve":
			var params GlossaryReviewParams
			if err := json.Unmarshal(req.Params, &params); err != nil {
				t.Fatalf("decode approve params: %v", err)
			}
			if params.TermID != "term-sensei" || params.Reviewer != "reviewer" {
				t.Fatalf("approve params=%#v", params)
			}
			return testResponse{Result: testEnvelope{
				OK: true, Status: "ok", RequestID: "req-glossary-approve",
				Data: map[string]any{
					"available": true,
					"path":      "/var/lib/bat/glossary.sqlite",
					"term":      map[string]any{"term_id": "term-sensei", "review_status": "approved"},
				},
			}}
		default:
			t.Fatalf("unexpected method %q", req.Method)
			return testResponse{}
		}
	})

	summary, err := client.GlossarySummary(context.Background(), GlossarySummaryParams{
		GlossaryPath: "/var/lib/bat/glossary.sqlite",
	})
	if err != nil || summary.Summary == nil || summary.Summary.ApprovedCount != 1 {
		t.Fatalf("summary=%#v err=%v", summary, err)
	}
	query, err := client.GlossaryQuery(context.Background(), GlossaryQueryParams{
		GlossaryPath: "/var/lib/bat/glossary.sqlite",
		SourceText:   "Sensei",
		Limit:        &limit,
	})
	if err != nil || len(query.Terms) != 1 || query.Terms[0].ReviewStatus != GlossaryStatusApproved {
		t.Fatalf("query=%#v err=%v", query, err)
	}
	diagnose, err := client.GlossaryDiagnose(context.Background(), GlossaryDiagnoseParams{
		GlossaryPath: "/var/lib/bat/glossary.sqlite",
		SourceText:   "Sensei",
		Context:      TranslationMemoryContext{"destination": "Bundle/dialogue.bundle"},
	})
	if err != nil || !json.Valid(diagnose.Evaluation) {
		t.Fatalf("diagnose=%#v err=%v", diagnose, err)
	}
	add, err := client.GlossaryAdd(context.Background(), GlossaryTermMutationParams{
		GlossaryPath:           "/var/lib/bat/glossary.sqlite",
		TermID:                 "term-sensei",
		SourceTerm:             "Sensei",
		RecommendedTranslation: "老师",
		ReviewStatus:           "draft",
		Source: GlossarySourceRecord{
			SourceKind:          "manual",
			ObservedUnixSeconds: 100,
		},
	})
	if err != nil || add.Term.TermID != "term-sensei" {
		t.Fatalf("add=%#v err=%v", add, err)
	}
	approved, err := client.GlossaryApprove(context.Background(), GlossaryReviewParams{
		GlossaryPath: "/var/lib/bat/glossary.sqlite",
		TermID:       "term-sensei",
		Reviewer:     "reviewer",
	})
	if err != nil || approved.Term.ReviewStatus != GlossaryStatusApproved {
		t.Fatalf("approve=%#v err=%v", approved, err)
	}
}

func TestApplicationErrorReturnsAPIError(t *testing.T) {
	client := newTestClient(t, func(t *testing.T, req testRequest) testResponse {
		if req.Method != "task.status" {
			t.Fatalf("method = %s", req.Method)
		}
		return testResponse{
			Result: testEnvelope{
				OK:     false,
				Status: "error",
				Error: APIError{
					Code:      "BAT-ERR-700004",
					Kind:      "task_not_found",
					Domain:    "rpc",
					Location:  "task.status",
					Message:   "任务不存在：missing",
					Retryable: false,
				},
				RequestID: "req-test-3",
			},
		}
	})

	_, err := client.TaskStatus(context.Background(), "missing")
	var apiErr *APIError
	if !errors.As(err, &apiErr) {
		t.Fatalf("expected APIError, got %T %v", err, err)
	}
	if apiErr.Code != "BAT-ERR-700004" {
		t.Fatalf("code = %s", apiErr.Code)
	}
}

func TestTransportErrorReturnsJSONRPCError(t *testing.T) {
	client := newTestClient(t, func(t *testing.T, req testRequest) testResponse {
		return testResponse{
			Error: &JSONRPCError{
				Code:    -32700,
				Message: "parse error",
			},
		}
	})

	_, err := client.DaemonStatus(context.Background())
	var rpcErr *JSONRPCError
	if !errors.As(err, &rpcErr) {
		t.Fatalf("expected JSONRPCError, got %T %v", err, err)
	}
	if rpcErr.Code != -32700 {
		t.Fatalf("code = %d", rpcErr.Code)
	}
}

func TestContextDeadlineIsApplied(t *testing.T) {
	client := New("bat.sock")
	client.Timeout = time.Millisecond
	client.DialContext = func(ctx context.Context, network string, address string) (net.Conn, error) {
		<-ctx.Done()
		return nil, ctx.Err()
	}
	ctx, cancel := context.WithTimeout(context.Background(), time.Millisecond)
	defer cancel()

	_, err := client.DaemonStatus(ctx)
	if err == nil {
		t.Fatal("expected dial error")
	}
}