59 lines
2.7 KiB
PL/PgSQL
59 lines
2.7 KiB
PL/PgSQL
-- Phase 4: Voice/Video Calls Migration
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-- WebRTC integration with TURN server support
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-- Migration: 20260110140000
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-- Extend calls table for voice/video call support
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ALTER TABLE calls
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ADD COLUMN IF NOT EXISTS type VARCHAR(20) DEFAULT 'voice', -- voice, video
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ADD COLUMN IF NOT EXISTS sfu_room_id VARCHAR(100), -- For group calls (Mediasoup)
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ADD COLUMN IF NOT EXISTS recording_url VARCHAR(500),
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ADD COLUMN IF NOT EXISTS quality_stats JSONB;
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-- Extend call_participants table for WebRTC stats
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ALTER TABLE call_participants
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ADD COLUMN IF NOT EXISTS ice_candidates JSONB,
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ADD COLUMN IF NOT EXISTS media_state JSONB DEFAULT '{"audio": true, "video": false, "screenShare": false}',
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ADD COLUMN IF NOT EXISTS media_stats JSONB,
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ADD COLUMN IF NOT EXISTS connection_quality VARCHAR(20) DEFAULT 'good'; -- excellent, good, poor, failed
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-- Create turn_credentials table for temporary TURN server credentials
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CREATE TABLE IF NOT EXISTS turn_credentials (
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id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
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user_id VARCHAR NOT NULL REFERENCES users(id) ON DELETE CASCADE,
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username VARCHAR(100) NOT NULL,
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credential VARCHAR(100) NOT NULL,
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created_at TIMESTAMP DEFAULT NOW(),
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expires_at TIMESTAMP DEFAULT NOW() + INTERVAL '24 hours',
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UNIQUE(user_id)
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);
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-- Indexes for performance
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CREATE INDEX IF NOT EXISTS idx_calls_type ON calls(type);
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CREATE INDEX IF NOT EXISTS idx_calls_sfu_room ON calls(sfu_room_id) WHERE sfu_room_id IS NOT NULL;
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CREATE INDEX IF NOT EXISTS idx_turn_user_expires ON turn_credentials(user_id, expires_at);
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CREATE INDEX IF NOT EXISTS idx_call_participants_quality ON call_participants(connection_quality);
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-- Function to cleanup expired TURN credentials
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CREATE OR REPLACE FUNCTION cleanup_expired_turn_credentials()
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RETURNS INTEGER AS $$
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DECLARE
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deleted_count INTEGER;
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BEGIN
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DELETE FROM turn_credentials
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WHERE expires_at < NOW();
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GET DIAGNOSTICS deleted_count = ROW_COUNT;
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RETURN deleted_count;
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END;
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$$ LANGUAGE plpgsql;
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-- Comments
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COMMENT ON COLUMN calls.type IS 'Type of call: voice or video';
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COMMENT ON COLUMN calls.sfu_room_id IS 'Mediasoup SFU room ID for group calls';
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COMMENT ON COLUMN calls.recording_url IS 'URL to call recording if enabled';
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COMMENT ON COLUMN calls.quality_stats IS 'Aggregated quality statistics for the call';
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COMMENT ON COLUMN call_participants.ice_candidates IS 'ICE candidates exchanged during call setup';
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COMMENT ON COLUMN call_participants.media_state IS 'Current media state (audio, video, screenShare)';
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COMMENT ON COLUMN call_participants.media_stats IS 'WebRTC statistics for this participant';
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COMMENT ON COLUMN call_participants.connection_quality IS 'Real-time connection quality indicator';
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COMMENT ON TABLE turn_credentials IS 'Temporary TURN server credentials for NAT traversal';
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