mautrix-whatsapp/database/upgrades/2022-03-18-historysync-store.go

package upgrades

import (
	"database/sql"
)

func init() {
	upgrades[40] = upgrade{"Store history syncs for later backfills", func(tx *sql.Tx, ctx context) error {
		if ctx.dialect == Postgres {
			_, err := tx.Exec(`
				CREATE TABLE history_sync_conversation (
					user_mxid                       TEXT,
					conversation_id                 TEXT,
					portal_jid                      TEXT,
					portal_receiver                 TEXT,
					last_message_timestamp          TIMESTAMP,
					archived                        BOOLEAN,
					pinned                          INTEGER,
					mute_end_time                   TIMESTAMP,
					disappearing_mode               INTEGER,
					end_of_history_transfer_type    INTEGER,
					ephemeral_expiration            INTEGER,
					marked_as_unread                BOOLEAN,
					unread_count                    INTEGER,

					PRIMARY KEY (user_mxid, conversation_id),
					UNIQUE (conversation_id),
					FOREIGN KEY (user_mxid) REFERENCES "user"(mxid) ON DELETE CASCADE ON UPDATE CASCADE,
					FOREIGN KEY (portal_jid, portal_receiver) REFERENCES portal(jid, receiver) ON DELETE CASCADE ON UPDATE CASCADE
				)
			`)
			if err != nil {
				return err
			}
			_, err = tx.Exec(`
				CREATE TABLE history_sync_message (
					id                       SERIAL PRIMARY KEY,
					user_mxid                TEXT,
					conversation_id          TEXT,
					timestamp                TIMESTAMP,
					data                     BYTEA,

					FOREIGN KEY (user_mxid) REFERENCES "user"(mxid) ON DELETE CASCADE ON UPDATE CASCADE,
					FOREIGN KEY (conversation_id) REFERENCES history_sync_conversation(conversation_id) ON DELETE CASCADE
				)
			`)
			if err != nil {
				return err
			}
		} else if ctx.dialect == SQLite {
			_, err := tx.Exec(`
				CREATE TABLE history_sync_conversation (
					user_mxid                       TEXT,
					conversation_id                 TEXT,
					portal_jid                      TEXT,
					portal_receiver                 TEXT,
					last_message_timestamp          DATETIME,
					archived                        INTEGER,
					pinned                          INTEGER,
					mute_end_time                   DATETIME,
					disappearing_mode               INTEGER,
					end_of_history_transfer_type    INTEGER,
					ephemeral_expiration            INTEGER,
					marked_as_unread                INTEGER,
					unread_count                    INTEGER,

					PRIMARY KEY (user_mxid, conversation_id),
					UNIQUE (conversation_id),
					FOREIGN KEY (user_mxid) REFERENCES "user"(mxid) ON DELETE CASCADE ON UPDATE CASCADE,
					FOREIGN KEY (portal_jid, portal_receiver) REFERENCES portal(jid, receiver) ON DELETE CASCADE ON UPDATE CASCADE
				)
			`)
			if err != nil {
				return err
			}
			_, err = tx.Exec(`
				CREATE TABLE history_sync_message (
					id                       INTEGER PRIMARY KEY,
					user_mxid                TEXT,
					conversation_id          TEXT,
					timestamp                DATETIME,
					data                     BLOB,

					FOREIGN KEY (user_mxid) REFERENCES "user"(mxid) ON DELETE CASCADE ON UPDATE CASCADE,
					FOREIGN KEY (conversation_id) REFERENCES history_sync_conversation(conversation_id) ON DELETE CASCADE
				)
			`)
			if err != nil {
				return err
			}
		}

		return nil
	}}
}