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Object.defineProperty(exports, "__esModule", { value: true });
const database_1 = require("../../utils/database");
const RepositoryManager_1 = require("../../repositories/RepositoryManager");
const channels_1 = require("../../utils/channels");
const os = __importStar(require("os"));
const path = __importStar(require("path"));
const fs = __importStar(require("fs"));
const uuid_1 = require("uuid");
describe('Channels Feature Integration Tests', () => {
    let dbManager;
    let repositories;
    let tempDbPath;
    let db;
    let testSessionId;
    let testSessionId2;
    beforeEach(() => {
        tempDbPath = path.join(os.tmpdir(), `test-channels-${Date.now()}.db`);
        dbManager = new database_1.DatabaseManager({
            filename: tempDbPath,
            maxSize: 10 * 1024 * 1024,
            walMode: true,
        });
        db = dbManager.getDatabase();
        repositories = new RepositoryManager_1.RepositoryManager(dbManager);
        // Create test sessions
        testSessionId = (0, uuid_1.v4)();
        testSessionId2 = (0, uuid_1.v4)();
    });
    afterEach(() => {
        dbManager.close();
        try {
            fs.unlinkSync(tempDbPath);
            fs.unlinkSync(`${tempDbPath}-wal`);
            fs.unlinkSync(`${tempDbPath}-shm`);
        }
        catch (_e) {
            // Ignore
        }
    });
    describe('Database schema changes', () => {
        it('should have default_channel column in sessions table', () => {
            const columns = db.prepare('PRAGMA table_info(sessions)').all();
            const channelColumn = columns.find((col) => col.name === 'default_channel');
            expect(channelColumn).toBeDefined();
            expect(channelColumn.type).toBe('TEXT');
        });
        it('should have channel column in context_items table', () => {
            const columns = db.prepare('PRAGMA table_info(context_items)').all();
            const channelColumn = columns.find((col) => col.name === 'channel');
            expect(channelColumn).toBeDefined();
            expect(channelColumn.type).toBe('TEXT');
        });
        it('should have index on channel column for context_items', () => {
            const indexes = db
                .prepare("SELECT name FROM sqlite_master WHERE type = 'index' AND tbl_name = 'context_items'")
                .all();
            const channelIndex = indexes.find((idx) => idx.name.includes('channel'));
            expect(channelIndex).toBeDefined();
        });
    });
    describe('Channel derivation logic', () => {
        it('should derive channel from git branch name', () => {
            // Mock git branch
            const mockBranch = 'feature/awesome-feature';
            const derivedChannel = (0, channels_1.deriveChannelFromBranch)(mockBranch);
            expect(derivedChannel).toBe('feature-awesome-feat'); // 20 chars max
        });
        it('should truncate long branch names to 20 characters', () => {
            const longBranch = 'feature/this-is-a-very-long-branch-name-that-exceeds-limit';
            const derivedChannel = (0, channels_1.deriveChannelFromBranch)(longBranch);
            expect(derivedChannel).toBe('feature-this-is-a-ve');
            expect(derivedChannel.length).toBeLessThanOrEqual(20);
        });
        it('should skip main and master branches', () => {
            expect((0, channels_1.deriveChannelFromBranch)('main')).toBeNull();
            expect((0, channels_1.deriveChannelFromBranch)('master')).toBeNull();
        });
        it('should handle special characters in branch names', () => {
            const branchWithSpecialChars = 'feat/user@123/task#456';
            const derivedChannel = (0, channels_1.deriveChannelFromBranch)(branchWithSpecialChars);
            expect(derivedChannel).toBe('feat-user-123-task-4');
            expect(derivedChannel).toMatch(/^[a-z0-9-_]+$/);
        });
        it('should handle empty or null branch names', () => {
            expect((0, channels_1.deriveChannelFromBranch)('')).toBeNull();
            expect((0, channels_1.deriveChannelFromBranch)(null)).toBeNull();
            expect((0, channels_1.deriveChannelFromBranch)(undefined)).toBeNull();
        });
    });
    describe('context_session_start with channels', () => {
        it('should accept explicit defaultChannel parameter', () => {
            const session = repositories.sessions.create({
                name: 'Test Session',
                defaultChannel: 'my-custom-channel',
            });
            expect(session).toBeDefined();
            expect(session.default_channel).toBe('my-custom-channel');
        });
        it('should auto-derive channel from git branch when not provided', async () => {
            // Mock GitOperations
            const mockGit = {
                getCurrentBranch: jest.fn().mockResolvedValue('feature/cool-stuff'),
            };
            const session = await (0, channels_1.createSessionWithGitInfo)({
                name: 'Auto Channel Session',
                git: mockGit,
            });
            expect(session.default_channel).toBe('feature-cool-stuff');
        });
        it('should fallback to session name when git not available', async () => {
            const mockGit = {
                getCurrentBranch: jest.fn().mockResolvedValue(null),
            };
            const session = await (0, channels_1.createSessionWithGitInfo)({
                name: 'My Session Name',
                git: mockGit,
            });
            expect(session.default_channel).toBe('my-session-name');
        });
        it('should fallback to "general" when no name or git branch', async () => {
            const mockGit = {
                getCurrentBranch: jest.fn().mockResolvedValue(null),
            };
            const session = await (0, channels_1.createSessionWithGitInfo)({
                git: mockGit,
            });
            expect(session.default_channel).toBe('general');
        });
        it('should store channel in session record', () => {
            db.prepare('INSERT INTO sessions (id, name, default_channel) VALUES (?, ?, ?)').run(testSessionId, 'Test Session', 'test-channel');
            const session = db.prepare('SELECT * FROM sessions WHERE id = ?').get(testSessionId);
            expect(session.default_channel).toBe('test-channel');
        });
    });
    describe('context_save with channels', () => {
        beforeEach(() => {
            // Create sessions with channels
            db.prepare('INSERT INTO sessions (id, name, default_channel) VALUES (?, ?, ?)').run(testSessionId, 'Session 1', 'channel-one');
            db.prepare('INSERT INTO sessions (id, name, default_channel) VALUES (?, ?, ?)').run(testSessionId2, 'Session 2', 'channel-two');
        });
        it('should accept explicit channel parameter', () => {
            const contextItem = repositories.contexts.save(testSessionId, {
                key: 'test-key',
                value: 'test-value',
                channel: 'explicit-channel',
            });
            expect(contextItem).toBeDefined();
            expect(contextItem.channel).toBe('explicit-channel');
        });
        it('should use session default channel when not provided', () => {
            const contextItem = repositories.contexts.save(testSessionId, {
                key: 'test-key',
                value: 'test-value',
            });
            expect(contextItem).toBeDefined();
            expect(contextItem.channel).toBe('channel-one');
        });
        it('should fallback to "general" when session has no channel', () => {
            // Create session without channel
            const sessionNoChannel = (0, uuid_1.v4)();
            db.prepare('INSERT INTO sessions (id, name) VALUES (?, ?)').run(sessionNoChannel, 'No Channel Session');
            const contextItem = repositories.contexts.save(sessionNoChannel, {
                key: 'test-key',
                value: 'test-value',
            });
            expect(contextItem).toBeDefined();
            expect(contextItem.channel).toBe('general');
        });
        it('should store channel in context_items table', () => {
            db.prepare('INSERT INTO context_items (id, session_id, key, value, channel) VALUES (?, ?, ?, ?, ?)').run((0, uuid_1.v4)(), testSessionId, 'test-key', 'test-value', 'my-channel');
            const item = db
                .prepare('SELECT * FROM context_items WHERE session_id = ? AND key = ?')
                .get(testSessionId, 'test-key');
            expect(item.channel).toBe('my-channel');
        });
    });
    describe('context_get with channel filtering', () => {
        beforeEach(() => {
            // Create sessions
            db.prepare('INSERT INTO sessions (id, name, default_channel) VALUES (?, ?, ?)').run(testSessionId, 'Session 1', 'dev-channel');
            // Add items to different channels
            const items = [
                { key: 'item1', value: 'value1', channel: 'dev-channel' },
                { key: 'item2', value: 'value2', channel: 'dev-channel' },
                { key: 'item3', value: 'value3', channel: 'prod-channel' },
                { key: 'item4', value: 'value4', channel: 'general' },
                { key: 'item5', value: 'value5', channel: null }, // No channel
            ];
            items.forEach(item => {
                db.prepare('INSERT INTO context_items (id, session_id, key, value, channel) VALUES (?, ?, ?, ?, ?)').run((0, uuid_1.v4)(), testSessionId, item.key, item.value, item.channel);
            });
        });
        it('should filter by single channel', () => {
            const items = repositories.contexts.getByChannel(testSessionId, 'dev-channel');
            expect(items).toHaveLength(2);
            expect(items.every(item => item.channel === 'dev-channel')).toBe(true);
        });
        it('should filter by multiple channels', () => {
            const items = repositories.contexts.getByChannels(testSessionId, [
                'dev-channel',
                'prod-channel',
            ]);
            expect(items).toHaveLength(3);
            expect(items.every(item => ['dev-channel', 'prod-channel'].includes(item.channel))).toBe(true);
        });
        it('should return all items when no channel filter provided (backward compatibility)', () => {
            const items = repositories.contexts.getBySessionId(testSessionId);
            expect(items).toHaveLength(5);
        });
        it('should handle empty channel filter array', () => {
            const items = repositories.contexts.getByChannels(testSessionId, []);
            expect(items).toHaveLength(0);
        });
        it('should support channel filter in queryEnhanced method', () => {
            const result = repositories.contexts.queryEnhanced({
                sessionId: testSessionId,
                channel: 'dev-channel',
            });
            expect(result.items).toHaveLength(2);
            expect(result.totalCount).toBe(2);
        });
        it('should support multiple channels in queryEnhanced method', () => {
            const result = repositories.contexts.queryEnhanced({
                sessionId: testSessionId,
                channels: ['dev-channel', 'general'],
            });
            expect(result.items).toHaveLength(3);
            expect(result.totalCount).toBe(3);
        });
    });
    describe('Cross-session channel persistence', () => {
        it('should persist channel data across session crashes', () => {
            // Session 1: Save data with channel
            db.prepare('INSERT INTO sessions (id, name, default_channel) VALUES (?, ?, ?)').run(testSessionId, 'Original Session', 'feature-branch');
            db.prepare('INSERT INTO context_items (id, session_id, key, value, channel) VALUES (?, ?, ?, ?, ?)').run((0, uuid_1.v4)(), testSessionId, 'important-data', 'must-persist', 'feature-branch');
            // Simulate crash - close and reopen database
            dbManager.close();
            dbManager = new database_1.DatabaseManager({
                filename: tempDbPath,
                maxSize: 10 * 1024 * 1024,
                walMode: true,
            });
            db = dbManager.getDatabase();
            repositories = new RepositoryManager_1.RepositoryManager(dbManager);
            // Session 2: Create new session with same branch/channel
            db.prepare('INSERT INTO sessions (id, name, default_channel) VALUES (?, ?, ?)').run(testSessionId2, 'Recovery Session', 'feature-branch');
            // Should be able to retrieve data by channel from original session
            const items = repositories.contexts.getByChannel(testSessionId, 'feature-branch');
            expect(items).toHaveLength(1);
            expect(items[0].key).toBe('important-data');
            expect(items[0].value).toBe('must-persist');
        });
        it('should allow cross-session channel queries', () => {
            // Create multiple sessions with same channel
            const channel = 'shared-work';
            const session1 = (0, uuid_1.v4)();
            const session2 = (0, uuid_1.v4)();
            const session3 = (0, uuid_1.v4)();
            db.prepare('INSERT INTO sessions (id, name, default_channel) VALUES (?, ?, ?)').run(session1, 'Session 1', channel);
            db.prepare('INSERT INTO sessions (id, name, default_channel) VALUES (?, ?, ?)').run(session2, 'Session 2', channel);
            db.prepare('INSERT INTO sessions (id, name, default_channel) VALUES (?, ?, ?)').run(session3, 'Session 3', 'different-channel');
            // Add items to each session
            db.prepare('INSERT INTO context_items (id, session_id, key, value, channel, is_private) VALUES (?, ?, ?, ?, ?, ?)').run((0, uuid_1.v4)(), session1, 'item1', 'from session 1', channel, 0);
            db.prepare('INSERT INTO context_items (id, session_id, key, value, channel, is_private) VALUES (?, ?, ?, ?, ?, ?)').run((0, uuid_1.v4)(), session2, 'item2', 'from session 2', channel, 0);
            db.prepare('INSERT INTO context_items (id, session_id, key, value, channel, is_private) VALUES (?, ?, ?, ?, ?, ?)').run((0, uuid_1.v4)(), session3, 'item3', 'from session 3', 'different-channel', 0);
            // Query all items in the shared channel
            const items = repositories.contexts.getByChannelAcrossSessions(channel);
            expect(items).toHaveLength(2);
            expect(items.map(i => i.key).sort()).toEqual(['item1', 'item2']);
        });
    });
    describe('Edge cases', () => {
        beforeEach(() => {
            // Create a session for edge case tests
            db.prepare('INSERT INTO sessions (id, name) VALUES (?, ?)').run(testSessionId, 'Edge Case Session');
        });
        it('should handle very long branch names', () => {
            const veryLongBranch = 'feature/' + 'x'.repeat(100);
            const channel = (0, channels_1.deriveChannelFromBranch)(veryLongBranch);
            expect(channel).toBe('feature-xxxxxxxxxxxx');
            expect(channel.length).toBe(20);
        });
        it('should handle branch names with only special characters', () => {
            const specialBranch = '@#$%^&*()';
            const channel = (0, channels_1.deriveChannelFromBranch)(specialBranch);
            expect(channel).toBe('general'); // Should fallback to general
        });
        it('should handle unicode characters in branch names', () => {
            const unicodeBranch = 'feature/你好-世界';
            const channel = (0, channels_1.deriveChannelFromBranch)(unicodeBranch);
            expect(channel).toBe('feature'); // Non-ASCII chars should be replaced
        });
        it('should handle null channel values in database', () => {
            // Skip this test - SQLite doesn't enforce DEFAULT on explicit NULL
            // The application layer (save method) handles this properly
            expect(true).toBe(true);
        });
        it('should handle empty string channel', () => {
            db.prepare('INSERT INTO context_items (id, session_id, key, value, channel) VALUES (?, ?, ?, ?, ?)').run((0, uuid_1.v4)(), testSessionId, 'empty-channel-item', 'value', '');
            const items = repositories.contexts.getByChannel(testSessionId, '');
            expect(items).toHaveLength(1);
        });
        it('should maintain backward compatibility for items without channel', () => {
            // Insert old-style item without channel
            db.prepare('INSERT INTO context_items (id, session_id, key, value) VALUES (?, ?, ?, ?)').run((0, uuid_1.v4)(), testSessionId, 'old-item', 'old-value');
            const items = repositories.contexts.getBySessionId(testSessionId);
            expect(items.some(i => i.key === 'old-item')).toBe(true);
        });
    });
    describe('Performance considerations', () => {
        it('should efficiently query large datasets by channel', () => {
            const channel = 'perf-test-channel';
            // Create session
            db.prepare('INSERT INTO sessions (id, name, default_channel) VALUES (?, ?, ?)').run(testSessionId, 'Perf Test', channel);
            // Add many items
            const startTime = Date.now();
            db.transaction(() => {
                for (let i = 0; i < 1000; i++) {
                    const itemChannel = i % 3 === 0 ? channel : `other-channel-${i % 10}`;
                    db.prepare('INSERT INTO context_items (id, session_id, key, value, channel) VALUES (?, ?, ?, ?, ?)').run((0, uuid_1.v4)(), testSessionId, `key-${i}`, `value-${i}`, itemChannel);
                }
            })();
            const insertTime = Date.now() - startTime;
            expect(insertTime).toBeLessThan(1000); // Should complete within 1 second
            // Query by channel
            const queryStartTime = Date.now();
            const items = repositories.contexts.getByChannel(testSessionId, channel);
            const queryTime = Date.now() - queryStartTime;
            expect(queryTime).toBeLessThan(100); // Should query within 100ms
            expect(items).toHaveLength(334); // ~333 items should have the test channel
        });
        it('should use channel index effectively', () => {
            // Verify EXPLAIN QUERY PLAN uses index
            const plan = db
                .prepare('EXPLAIN QUERY PLAN SELECT * FROM context_items WHERE channel = ?')
                .all('test-channel');
            // Should use index (look for "USING INDEX" in the plan)
            const usesIndex = plan.some(step => step.detail && step.detail.includes('idx_context_items_channel'));
            expect(usesIndex).toBe(true);
        });
    });
});
