import assert from 'node:assert/strict';
import test from 'node:test';

import type { CustomWorldAgentActionExecutorMap } from './customWorldAgentActionExecutors/index.js';
import { CustomWorldAgentActionRegistry } from './customWorldAgentActionRegistry.js';
import { createRpgAgentSessionFixture } from '../../../packages/shared/src/contracts/rpgCreationFixtures.js';

function createExecutorLog() {
  const calls: Array<{
    action: keyof CustomWorldAgentActionExecutorMap;
    payload: unknown;
    userId: string;
    sessionId: string;
    operationId: string;
  }> = [];

  const createExecutor = <K extends keyof CustomWorldAgentActionExecutorMap>(
    action: K,
  ): CustomWorldAgentActionExecutorMap[K] => {
    return (async (params) => {
      calls.push({
        action,
        payload: params.payload,
        userId: params.userId,
        sessionId: params.sessionId,
        operationId: params.operationId,
      });
    }) as CustomWorldAgentActionExecutorMap[K];
  };

  return {
    calls,
    executors: {
      draft_foundation: createExecutor('draft_foundation'),
      update_draft_card: createExecutor('update_draft_card'),
      sync_result_profile: createExecutor('sync_result_profile'),
      generate_characters: createExecutor('generate_characters'),
      generate_landmarks: createExecutor('generate_landmarks'),
      generate_role_assets: createExecutor('generate_role_assets'),
      sync_role_assets: createExecutor('sync_role_assets'),
      generate_scene_assets: createExecutor('generate_scene_assets'),
      sync_scene_assets: createExecutor('sync_scene_assets'),
      expand_long_tail: createExecutor('expand_long_tail'),
      publish_world: createExecutor('publish_world'),
      revert_checkpoint: createExecutor('revert_checkpoint'),
    } satisfies CustomWorldAgentActionExecutorMap,
  };
}

function createSessionRecord(overrides: Partial<Record<string, unknown>> = {}) {
  const session = createRpgAgentSessionFixture();

  return {
    ...JSON.parse(JSON.stringify(session)),
    userId: 'fixture-user',
    seedText: '被海雾吞没的旧航路群岛',
    operations: [],
    checkpoints: [],
    createdAt: session.updatedAt,
    updatedAt: session.updatedAt,
    ...overrides,
  };
}

test('action registry exposes supported actions with stage-aware enablement and disabled reasons', () => {
  const { executors } = createExecutorLog();
  const registry = new CustomWorldAgentActionRegistry(executors);
  const session = createSessionRecord({
    stage: 'foundation_review',
    progressPercent: 80,
  });
  const supportedActions = registry.buildSupportedActions(session as never);
  const draftFoundation = supportedActions.find(
    (entry) => entry.action === 'draft_foundation',
  );
  const syncResultProfile = supportedActions.find(
    (entry) => entry.action === 'sync_result_profile',
  );
  const publishWorld = supportedActions.find(
    (entry) => entry.action === 'publish_world',
  );
  const expandLongTail = supportedActions.find(
    (entry) => entry.action === 'expand_long_tail',
  );
  const revertCheckpoint = supportedActions.find(
    (entry) => entry.action === 'revert_checkpoint',
  );

  assert.equal(draftFoundation?.enabled, false);
  assert.match(draftFoundation?.reason ?? '', /progressPercent >= 100/u);
  assert.equal(syncResultProfile?.enabled, false);
  assert.match(
    syncResultProfile?.reason ?? '',
    /object_refining or visual_refining/u,
  );
  assert.equal(publishWorld?.enabled, false);
  assert.match(
    publishWorld?.reason ?? '',
    /object_refining, visual_refining, long_tail_review or ready_to_publish/u,
  );
  assert.equal(expandLongTail?.enabled, false);
  assert.match(
    expandLongTail?.reason ?? '',
    /object_refining, visual_refining, long_tail_review or ready_to_publish/u,
  );
  assert.equal(revertCheckpoint?.enabled, false);
  assert.match(
    revertCheckpoint?.reason ?? '',
    /requires at least one restorable checkpoint snapshot/u,
  );
});

test('action registry enables long-tail and publish actions in late stages, and exposes revert when restorable checkpoint exists', () => {
  const { executors } = createExecutorLog();
  const registry = new CustomWorldAgentActionRegistry(executors);
  const session = createSessionRecord({
    stage: 'ready_to_publish',
    checkpoints: [
      {
        checkpointId: 'checkpoint-1',
        createdAt: '2026-04-21T12:00:00.000Z',
        label: '可回滚版本',
        snapshot: {
          currentTurn: 2,
          anchorContent: createSessionRecord().anchorContent,
          progressPercent: 100,
          lastAssistantReply: '已生成草稿。',
          stage: 'object_refining',
          focusCardId: 'world-foundation',
          creatorIntent: {},
          creatorIntentReadiness: {
            isReady: true,
            completedKeys: [],
            missingKeys: [],
          },
          anchorPack: {},
          lockState: {},
          draftProfile: createSessionRecord().draftProfile,
          pendingClarifications: [],
          suggestedActions: [],
          recommendedReplies: [],
          draftCards: createSessionRecord().draftCards,
          qualityFindings: [],
          assetCoverage: createSessionRecord().assetCoverage,
        },
      },
    ],
  });

  const supportedActions = registry.buildSupportedActions(session as never);

  assert.equal(
    supportedActions.find((entry) => entry.action === 'expand_long_tail')?.enabled,
    true,
  );
  assert.equal(
    supportedActions.find((entry) => entry.action === 'publish_world')?.enabled,
    true,
  );
  assert.equal(
    supportedActions.find((entry) => entry.action === 'revert_checkpoint')?.enabled,
    true,
  );
});

test('action registry validates sync_scene_assets required payload and dispatches scene action executors', async () => {
  const { calls, executors } = createExecutorLog();
  const registry = new CustomWorldAgentActionRegistry(executors);
  const session = createSessionRecord({
    stage: 'visual_refining',
  });

  assert.throws(
    () =>
      registry.prepareExecution(session as never, {
        action: 'sync_scene_assets',
        sceneId: 'camp-home',
        sceneKind: 'camp',
        imageSrc: '',
        generatedSceneAssetId: 'scene-asset-1',
      }),
    /imageSrc and generatedSceneAssetId/u,
  );

  const prepared = registry.prepareExecution(session as never, {
    action: 'generate_scene_assets',
    sceneIds: ['camp-home'],
  });

  assert.equal(prepared.operationType, 'generate_scene_assets');

  await prepared.execute({
    userId: 'fixture-user',
    sessionId: 'fixture-session',
    operationId: 'operation-scene-1',
  });

  assert.equal(calls.at(-1)?.action, 'generate_scene_assets');
});

test('action registry normalizes sync_result_profile payload before dispatching executor', async () => {
  const { calls, executors } = createExecutorLog();
  const registry = new CustomWorldAgentActionRegistry(executors);
  const session = createSessionRecord({
    stage: 'object_refining',
  });
  const prepared = registry.prepareExecution(session as never, {
    action: 'sync_result_profile',
    profile: {
      id: 'profile-1',
      settingText: '潮雾列岛',
      name: '潮雾列岛',
      subtitle: '旧灯塔与失控航路',
      summary: '结果页确认版。',
      tone: '压抑、潮湿、悬疑',
      playerGoal: '查清真相。',
      templateWorldType: 'WUXIA',
      majorFactions: ['守灯会'],
      coreConflicts: ['争夺旧航路控制权'],
      playableNpcs: [],
      storyNpcs: [],
      items: [],
      landmarks: [],
      generationMode: 'full',
      generationStatus: 'complete',
    },
  });

  assert.equal(prepared.operationType, 'sync_result_profile');

  await prepared.execute({
    userId: 'fixture-user',
    sessionId: 'fixture-session',
    operationId: 'operation-1',
  });

  assert.equal(calls.length, 1);
  assert.equal(calls[0]?.action, 'sync_result_profile');
  assert.equal(
    (calls[0]?.payload as { profile?: { name?: string } })?.profile?.name,
    '潮雾列岛',
  );
});

test('action registry rejects invalid generate_role_assets payload with unit-level validation', () => {
  const { executors } = createExecutorLog();
  const registry = new CustomWorldAgentActionRegistry(executors);
  const session = createSessionRecord({
    stage: 'object_refining',
  });

  assert.throws(
    () =>
      registry.prepareExecution(session as never, {
        action: 'generate_role_assets',
        roleIds: ['playable-1', 'story-1'],
      }),
    /exactly one roleId/u,
  );
});