import { readFileSync } from "node:fs";
import { describe, expect, it } from "vitest";
import type { z } from "zod";
import * as C from "../src/index.ts";

// 与 packages/db/src/types.ts(从迁移反射生成)做文本级对照:
// 1) 每张表的列 ⇔ 对应 Row schema 的字段(camelCase),只允许显式列出的差异;
// 2) 每个 CHECK 枚举 ⇔ contracts 中对应 z.enum 的取值。
// 只读文件,不引入 @umt/db 依赖。

const typesSrc = readFileSync(new URL("../../db/src/types.ts", import.meta.url), "utf8");

const camel = (s: string) => s.replace(/_([a-z0-9])/g, (_, c: string) => c.toUpperCase());

function tableColumns(): Map<string, string[]> {
  const out = new Map<string, string[]>();
  for (const m of typesSrc.matchAll(/export interface (\w+)Table \{\n([\s\S]*?)\n\}/g)) {
    const cols = [...m[2]!.matchAll(/^ {2}(\w+):/gm)].map((x) => x[1]!);
    out.set(m[1]!, cols);
  }
  return out;
}

function enumAliases(): Map<string, string[]> {
  const out = new Map<string, string[]>();
  for (const m of typesSrc.matchAll(/export type (\w+) =([^;]+);/g)) {
    if (m[1] === "Timestamptz" || m[1] === "Json" || m[2]!.includes("<")) continue;
    out.set(
      m[1]!,
      [...m[2]!.matchAll(/"([^"]*)"/g)].map((x) => x[1]!),
    );
  }
  return out;
}

type Obj = z.ZodObject;

/** 表(PascalCase)→ Row schema 与允许的差异 */
const ROWS: Record<string, { row: Obj; dbOnly?: string[]; apiOnly?: string[] }> = {
  AcquisitionPlan: { row: C.AcquisitionPlan },
  AcquisitionSlot: { row: C.AcquisitionSlot, apiOnly: ["currentAsset"] },
  // upstream_id 只在服务端使用;await_wake 是挂起等待子会话 / 用户选择 / 审批时的唤醒信号(C1-B);
  // mode 是内部能力上限(AG-2 取消运行模式后不再出 API):都不进 AgentRun 视图
  AgentRun: { row: C.AgentRun, dbOnly: ["upstreamId", "awaitWake", "mode"] },
  AgentRunEvent: { row: C.AgentRunEventRow },
  AgentRunMessage: { row: C.AgentRunMessage },
  CapabilityInvocation: { row: C.CapabilityInvocation },
  ApiKey: { row: C.ApiKey, dbOnly: ["keyHash"] },
  Approval: { row: C.Approval },
  Artifact: { row: C.Artifact },
  AssetLocation: { row: C.AssetLocation },
  AssetOperation: { row: C.AssetOperation },
  AssetUnitCoverage: { row: C.AssetUnitCoverage },
  AuditEvent: { row: C.AuditEvent },
  AutomationGrant: { row: C.AutomationGrant },
  ContentUnit: { row: C.ContentUnit },
  Decision: { row: C.Decision },
  DownloadTask: { row: C.DownloadTask },
  DownloaderInstance: { row: C.DownloaderInstance },
  ExternalIdentity: { row: C.ExternalIdentity, apiOnly: ["mediaEntityTitle"] },
  FeedSource: { row: C.FeedSource, apiOnly: ["possibleGap", "warnings"] },
  IdentityRevision: { row: C.IdentityRevision },
  LibraryRoot: { row: C.LibraryRoot },
  MediaAsset: { row: C.MediaAsset },
  MediaEntity: { row: C.MediaEntity },
  MediaServerInstance: { row: C.MediaServerInstance },
  Observation: { row: C.Observation },
  OrganizationFileResult: { row: C.OrganizationFileResult },
  OrganizeSourceSnapshot: { row: C.OrganizeSourceSnapshotRow },
  OrganizationRecord: { row: C.OrganizationRecord, dbOnly: ["changeXid"] },
  OutboxEvent: { row: C.OutboxEvent },
  PathBinding: { row: C.PathBinding },
  PathMapping: { row: C.PathMapping },
  PolicyRevision: { row: C.PolicyRevision },
  PreferenceSuppression: { row: C.PreferenceSuppression },
  PreferenceTag: { row: C.PreferenceTag },
  ReconcileRun: { row: C.ReconcileRun },
  Secret: { row: C.Secret, dbOnly: ["ciphertext", "nonce", "authTag"] },
  ScrapeRecord: { row: C.ScrapeRecordRow },
  ServerMapping: { row: C.ServerMapping },
  Settings: { row: C.SettingEntry },
  // deleted_at:软删除只在服务端过滤(已删站点不出 API);capabilities 由类型 ∩ 站点定义算出(IA-2)
  Site: { row: C.Site, dbOnly: ["deletedAt"], apiOnly: ["capabilities"] },
  // secret 引用不外露,只给布尔
  SiteUserData: { row: C.SiteUserData },
  SiteAccount: {
    row: C.SiteAccount,
    // BR-4:ua_pending 只给解析后的 userAgentSource / effectiveUserAgent;browserOnlyCookies 取自 user_info
    dbOnly: ["totpSecretRef", "sessionSecretRef", "passkeySecretRef", "uaPending"],
    apiOnly: ["hasTotp", "hasSession", "hasPasskey", "userAgentSource", "effectiveUserAgent", "browserOnlyCookies"],
  },
  SourceRelease: { row: C.SourceRelease },
  Subscription: { row: C.Subscription, apiOnly: ["mediaEntityTitle"] },
  Task: { row: C.Task },
  TitleAlias: { row: C.TitleAlias, apiOnly: ["mediaEntityTitle"] },
  // W2-B 来源/身份/元数据(0018–0020)
  FieldOverride: { row: C.FieldOverride },
  IdentityCandidate: { row: C.IdentityCandidate },
  IdentityRedirect: { row: C.IdentityRedirect },
  MetadataField: { row: C.MetadataField },
  // META-1 元数据补全记录(0049)
  MetadataEnrichment: { row: C.MetadataEnrichment },
  ResolutionAttempt: { row: C.ResolutionAttempt },
  SiteSnapshot: { row: C.SiteSnapshot },
  // W4-C 浏览器实体(0023)
  // BR-4:identity 是浏览器固定身份的缓存(站点请求 UA 用),不进 API
  BrowserProvider: { row: C.BrowserProviderRow, dbOnly: ["identity"] },
  BrowserSession: { row: C.BrowserSession },
  BrowserTab: { row: C.BrowserTab },
  BrowserControlLease: { row: C.BrowserControlLease },
  // W5-A 文件管理回收站(0024)
  TrashItem: { row: C.TrashItemRow },
  // W5-C 订阅增强(0025)
  SlotDeferral: { row: C.SlotDeferral },
  SlotUnit: { row: C.SlotUnit },
  SubscriptionHistory: { row: C.SubscriptionHistory },
  // W7-C 定时任务(0028):board_group 在 API 里叫 group;default_enabled 只用于"恢复默认";config_customized(0045)只供启动同步
  // agentRuns(INT-3)是看板列表按 agent_run 汇总出来的,不是列
  ScheduledJob: {
    row: C.ScheduledJob,
    dbOnly: ["boardGroup", "defaultEnabled", "configCustomized"],
    apiOnly: ["group", "agentRuns"],
  },
  ScheduledJobRun: { row: C.ScheduledJobRun },
  // W7-A Pi 上游(0027):secret_ref 不出 API
  // 0044 远程模型表:经 GET /pi/upstreams/{id}/models 单独返回,不进上游行
  PiUpstream: { row: C.PiUpstreamRow, dbOnly: ["secretRef", "models", "modelsFetchedAt"] },
  // W9-D 规则组(0033):legacy_rule 只供旧 /preference-tags 别名回放
  RuleGroup: { row: C.RuleGroup, dbOnly: ["legacyRule"] },
  RuleAtom: { row: C.RuleAtom },
};

/** 引擎自有表(@umt/tasks 内部使用,不经 API 暴露),不要求 Row schema */
const INTERNAL_TABLES = [
  "TasksRunMeta",
  "TasksFact",
  "TasksOpLedger",
  // W2-A 登录门禁与 SSE 总线的服务端内部表:经 contracts/auth.ts 的专用 DTO 暴露,不做 Row 对照
  "AdminUser",
  "AdminSession",
  "LoginAttempt",
  "SseEvent",
  // W9-C 命名模板版本登记(0032):服务端内部,经 /naming/* 暴露
  "NamingTemplateVersion",
  // C2-A 跨进程限流桶(0041)与 PG 缓存(0042):服务端内部,缓存经 /cache/* 的专用 DTO 暴露
  "RateLimitBucket",
  "KvCache",
  // 站点请求计数(0046):服务端内部,经 GET /sites/{id}/request-stats 的专用 DTO 暴露
  "SiteRequestCount",
  // W9-I 进程心跳(0034):服务端内部,经 /system/health 的专用 DTO 暴露
  "ProcessHeartbeat",
  "ProcessHeartbeatSample",
  // AG-1 MCP 服务端单行配置(0039):经 /mcp/status 与 /mcp/config 的专用 DTO 暴露
  "McpServerConfig",
  // C1-B 恢复码 / Passkey / WebAuthn 挑战(0037):服务端内部,经 contracts/auth.ts 的专用 DTO 暴露
  "AdminRecoveryCode",
  "AdminPasskey",
  "WebauthnChallenge",
];
const INTERNAL_ENUMS = ["TasksOpLedgerStatus", "WebauthnChallengePurpose"];

/** DB 枚举类型名 → contracts 枚举 */
const ENUMS: Record<string, z.ZodEnum> = {
  AcquisitionPlanPurpose: C.PlanPurpose,
  AcquisitionPlanStatus: C.PlanStatus,
  AcquisitionPlanPriority: C.AcquisitionPriority,
  AcquisitionSlotStatus: C.SlotStatus,
  AgentRunTrigger: C.AgentTrigger,
  AgentRunStatus: C.AgentRunStatus,
  AgentRunEventType: C.AgentRunEventType,
  AgentRunMode: C.AgentRunMode,
  AgentRunMessageStatus: C.AgentRunMessageStatus,
  CapabilityInvocationStatus: C.CapabilityInvocationStatus,
  ApprovalStatus: C.ApprovalStatus,
  ArtifactKind: C.ArtifactKind,
  AssetLocationLocationKind: C.LocationKind,
  AssetLocationStatus: C.LocationStatus,
  AssetOperationPhase: C.OperationPhase,
  AssetOperationKind: C.OperationKind,
  AssetOperationStatus: C.OperationStatus,
  AssetUnitCoverageCoverage: C.CoverageKind,
  AssetUnitCoverageSegment: C.Segment,
  AutomationGrantStatus: C.GrantStatus,
  ContentUnitKind: C.ContentUnitKind,
  ContentUnitContentType: C.ContentType,
  ContentUnitSegment: C.Segment,
  ContentUnitStatus: C.ContentUnitStatus,
  DecisionKind: C.DecisionKind,
  DecisionStatus: C.DecisionStatus,
  DecisionSeverity: C.Severity,
  DownloadTaskOrigin: C.DownloadOrigin,
  DownloadTaskStatus: C.DownloadStatus,
  DownloadTaskPauseReason: C.PauseReason,
  DownloaderInstanceKind: C.DownloaderKind,
  DownloaderInstanceHealthStatus: C.InstanceHealth,
  ExternalIdentityEntityType: C.ExternalEntityType,
  ExternalIdentityStatus: C.IdentityStatus,
  ExternalIdentityEvidenceLevel: C.EvidenceLevel,
  ExternalIdentityVerifyStatus: C.IdentityVerifyStatus,
  FeedSourcePurpose: C.FeedPurpose,
  FeedSourceKind: C.FeedKind,
  FeedSourceHealthStatus: C.FeedHealth,
  IdentityRevisionAction: C.IdentityRevisionAction,
  IdentityRevisionFromStatus: C.IdentityStatus,
  IdentityRevisionToStatus: C.IdentityStatus,
  IdentityRevisionActorType: C.ActorType,
  LibraryRootMediaKind: C.LibraryMediaKind,
  LibraryRootManagementMode: C.ManagementMode,
  LibraryRootHealthStatus: C.InstanceHealth,
  MediaAssetKind: C.AssetKind,
  MediaAssetStatus: C.AssetStatus,
  MediaEntityKind: C.MediaKind,
  MediaEntityStatus: C.MediaEntityStatus,
  MediaServerInstanceKind: C.MediaServerKind,
  MediaServerInstanceHealthStatus: C.InstanceHealth,
  ObservationStatus: C.ObservationStatus,
  OrganizationFileResultRole: C.FileRole,
  OrganizationFileResultMode: C.OrganizationAction,
  OrganizationFileResultStatus: C.FileResultStatus,
  OrganizationRecordTrigger: C.OrganizationTrigger,
  OrganizationRecordActorType: C.ActorType,
  OrganizationRecordSourcePathView: C.SourcePathView,
  OrganizationRecordAction: C.OrganizationAction,
  OrganizationRecordStatus: C.OrganizationStatus,
  OutboxEventStatus: C.OutboxStatus,
  PathBindingBindingKind: C.BindingKind,
  PathBindingStatus: C.BindingStatus,
  PathMappingViewKind: C.PathViewKind,
  PathMappingVerifyStatus: C.PathMappingVerifyStatus,
  PolicyRevisionKind: C.PolicyKind,
  PolicyRevisionStatus: C.PolicyStatus,
  PreferenceTagKind: C.PreferenceKind,
  PreferenceTagOrigin: C.PreferenceOrigin,
  RuleGroupKind: C.RuleGroupKind,
  RuleGroupSource: C.RuleGroupSource,
  PreferenceTagStatus: C.PreferenceStatus,
  ReconcileRunKind: C.ReconcileKind,
  ReconcileRunMode: C.ReconcileMode,
  ReconcileRunStatus: C.ReconcileStatus,
  SecretPurpose: C.SecretPurpose,
  ProcessHeartbeatProcessKind: C.ProcessKind,
  ScheduledJobBoardGroup: C.ScheduleGroup,
  ScheduledJobKind: C.ScheduleKind,
  ScheduledJobLastStatus: C.ScheduleRunStatus,
  ScheduledJobRunTrigger: C.ScheduleTrigger,
  ScheduledJobRunStatus: C.ScheduleRunStatus,
  ScrapeRecordStatus: C.ScrapeStatus,
  ScrapeRecordTrigger: C.ScrapeTrigger,
  ScrapeRecordMode: C.ScrapeMode,
  PiUpstreamAuthKind: C.PiAuthKind,
  PiUpstreamStatus: C.PiUpstreamStatus,
  PiUpstreamThinkingLevel: C.PiThinkingLevel,
  ServerMappingItemType: C.ServerItemType,
  ServerMappingMatchStatus: C.ServerMatchStatus,
  SiteAdapter: C.SiteAdapter,
  SiteHealthStatus: C.SiteHealth,
  SiteCircuitState: C.CircuitState,
  SiteKind: C.SiteKind,
  SiteAccountAuthKind: C.SiteAuthKind,
  SiteAccountStatus: C.SiteAccountStatus,
  SourceReleaseResolutionStatus: C.ResolutionStatus,
  SourceReleaseAvailability: C.ReleaseAvailability,
  SubscriptionMediaKind: C.SubscriptionMediaKind,
  SubscriptionMode: C.SubscriptionMode,
  SubscriptionSeasonScope: C.SeasonScope,
  SubscriptionOrigin: C.SubscriptionOrigin,
  SubscriptionPriority: C.AcquisitionPriority,
  SubscriptionStatus: C.SubscriptionStatus,
  TaskStatus: C.TaskStatus,
  TitleAliasKind: C.AliasKind,
  TitleAliasSource: C.AliasSource,
  // W2-B(0018–0020)
  FieldOverrideSource: C.MetadataSource,
  FieldOverrideActorType: C.ActorType,
  IdentityCandidateStatus: C.IdentityCandidateStatus,
  IdentityCandidateReason: C.IdentityCandidateReason,
  IdentityRedirectActorType: C.ActorType,
  MetadataFieldSource: C.MetadataSource,
  MetadataEnrichmentStatus: C.EnrichmentStatus,
  MetadataEnrichmentTrigger: C.EnrichmentTrigger,
  ResolutionAttemptOutcome: C.ResolutionOutcome,
  ResolutionAttemptActorType: C.ActorType,
  SiteSnapshotKind: C.SiteSnapshotKind,
  SiteSnapshotStatus: C.SiteSnapshotStatus,
  // W4-C(0023)
  BrowserProviderKind: C.BrowserProviderKind,
  BrowserProviderHealthStatus: C.InstanceHealth,
  BrowserSessionController: C.BrowserController,
  BrowserTabStatus: C.BrowserTabStatus,
  BrowserControlLeaseHolderKind: C.BrowserLeaseHolderKind,
  BrowserControlLeaseStatus: C.BrowserLeaseStatus,
  // W5-C(0025)
  ContentUnitEpisodeTotalSource: C.EpisodeTotalSource,
  // DH-1(0053)
  ContentUnitSource: C.ContentUnitSource,
};

describe("contracts ⇔ db 表结构同步", () => {
  const tables = tableColumns();

  it("每张表都有 Row schema", () => {
    expect([...tables.keys()].filter((t) => !INTERNAL_TABLES.includes(t)).sort()).toEqual(Object.keys(ROWS).sort());
  });

  for (const [table, spec] of Object.entries(ROWS)) {
    it(`${table} 列与 Row 字段一致`, () => {
      const dbCols = (tables.get(table) ?? []).map(camel).filter((c) => !spec.dbOnly?.includes(c));
      const apiCols = Object.keys(spec.row.shape).filter((c) => !spec.apiOnly?.includes(c));
      expect(apiCols.sort()).toEqual(dbCols.sort());
    });
  }

  it("每个 DB 枚举都有对应 contracts 枚举且取值一致", () => {
    const aliases = enumAliases();
    for (const internal of INTERNAL_ENUMS) aliases.delete(internal);
    expect([...aliases.keys()].sort()).toEqual(Object.keys(ENUMS).sort());
    for (const [name, values] of aliases) {
      expect(ENUMS[name]!.options, name).toEqual(values);
    }
  });
});