119 lines
3.6 KiB
PL/PgSQL
119 lines
3.6 KiB
PL/PgSQL
-- Add one explicit active Booking source batch for full-workbook replacement imports.
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-- PostgreSQL 15+. Migrations 008-013 remain immutable.
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BEGIN;
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DO $$
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BEGIN
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IF current_database() <> 'booking_test' THEN
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RAISE EXCEPTION
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'ARR Booking current-source migration is allowed only in booking_test';
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END IF;
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IF to_regclass('booking.source_batches') IS NULL
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OR to_regclass('booking.current_row_parses') IS NULL
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OR NOT EXISTS (
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SELECT 1
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FROM information_schema.columns
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WHERE table_schema = 'ingestion'
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AND table_name = 'processing_runs'
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AND column_name = 'uploaded_filename'
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) THEN
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RAISE EXCEPTION
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'ARR migrations 008 through 013 must be applied first';
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END IF;
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IF to_regclass('booking.current_source_batch') IS NOT NULL THEN
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RAISE EXCEPTION
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'ARR Booking current-source migration is already applied';
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END IF;
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END;
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$$;
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CREATE TABLE booking.current_source_batch (
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singleton boolean PRIMARY KEY DEFAULT true CHECK (singleton),
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source_batch_id bigint NOT NULL UNIQUE
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REFERENCES booking.source_batches(id),
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activated_at timestamptz NOT NULL DEFAULT now()
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);
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COMMENT ON TABLE booking.current_source_batch IS
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'Singleton pointer to the one accepted full Booking source batch used by Finance matching and company reports.';
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CREATE OR REPLACE FUNCTION booking.validate_current_source_batch()
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RETURNS trigger
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LANGUAGE plpgsql
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AS $$
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BEGIN
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IF NOT EXISTS (
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SELECT 1
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FROM booking.source_batches AS batch
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WHERE batch.id = NEW.source_batch_id
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AND batch.batch_status = 'accepted'
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) THEN
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RAISE EXCEPTION
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'current Booking source must reference an accepted source batch';
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END IF;
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RETURN NEW;
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END;
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$$;
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CREATE TRIGGER current_source_batch_acceptance_guard
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BEFORE INSERT OR UPDATE ON booking.current_source_batch
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FOR EACH ROW
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EXECUTE FUNCTION booking.validate_current_source_batch();
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INSERT INTO booking.current_source_batch (
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singleton,
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source_batch_id,
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activated_at
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)
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SELECT
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true,
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accepted.id,
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COALESCE(accepted.finished_at, accepted.validated_at, accepted.created_at)
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FROM booking.source_batches AS accepted
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WHERE accepted.batch_status = 'accepted'
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ORDER BY
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accepted.finished_at DESC NULLS LAST,
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accepted.id DESC
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LIMIT 1;
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CREATE OR REPLACE VIEW booking.v_current_room_items AS
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SELECT
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source.id AS source_row_id,
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source.source_batch_id,
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source.source_worksheet,
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source.source_row_no,
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source.group_code_raw,
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source.group_code_key,
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source.type_of_room_raw,
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source.no_of_rooms AS source_no_of_rooms,
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parsed.id AS parse_version_id,
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parsed.version_no AS parse_version_no,
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item.item_no,
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item.room_type_raw,
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item.room_type_code,
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item.quantity,
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item.unit_price,
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item.currency_code,
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item.price_token_raw,
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item.source_fragment
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FROM booking.current_source_batch AS active_source
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JOIN booking.source_rows AS source
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ON source.source_batch_id = active_source.source_batch_id
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JOIN booking.current_row_parses AS current_parse
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ON current_parse.source_row_id = source.id
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JOIN booking.parse_versions AS parsed
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ON parsed.id = current_parse.parse_version_id
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JOIN booking.source_batches AS batch
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ON batch.id = source.source_batch_id
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JOIN booking.room_items AS item
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ON item.parse_version_id = parsed.id
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WHERE active_source.singleton
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AND batch.batch_status = 'accepted'
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AND parsed.parse_status = 'accepted';
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COMMENT ON VIEW booking.v_current_room_items IS
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'Accepted room items from the one active full Booking source batch; historical batches remain immutable but inactive.';
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COMMIT;
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