CREATE TABLE IF NOT EXISTS member_chat_sync (
    member_id BIGINT NOT NULL,
    profile_json LONGTEXT NOT NULL,
    member_state TINYINT NOT NULL DEFAULT 0,
    version BIGINT NOT NULL DEFAULT 1,
    synced_version BIGINT NOT NULL DEFAULT 0,
    initialized BIT(1) NOT NULL DEFAULT b'0',
    retry_count INT NOT NULL DEFAULT 0,
    next_retry_time DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
    last_error VARCHAR(1000) NOT NULL DEFAULT '',
    creator VARCHAR(64) DEFAULT '',
    create_time DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
    updater VARCHAR(64) DEFAULT '',
    update_time DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
    deleted BIT(1) NOT NULL DEFAULT b'0',
    tenant_id BIGINT NOT NULL,
    PRIMARY KEY (member_id),
    KEY idx_chat_sync_retry (tenant_id, next_retry_time)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;

-- MySQL 5.7 can reconstruct AUTO_INCREMENT after restart. Persist the reserved IM ID range.
CREATE TABLE IF NOT EXISTS member_chat_sync_sequence (
    id TINYINT NOT NULL PRIMARY KEY,
    last_id BIGINT NOT NULL
) ENGINE=InnoDB;
INSERT INTO member_chat_sync_sequence (id, last_id)
SELECT 1, COALESCE(MAX(id), 0) FROM member_user
ON DUPLICATE KEY UPDATE last_id = GREATEST(last_id, VALUES(last_id));

-- Create the handler in a stopped state. Start it after data repair and service verification.
INSERT INTO infra_job (name, status, handler_name, handler_param, cron_expression,
                       retry_count, retry_interval, monitor_timeout)
SELECT '会员聊天同步与对账', 2, 'memberChatSyncJob', '', '0 * * * * ?', 0, 0, 120000
WHERE NOT EXISTS (SELECT 1 FROM infra_job WHERE handler_name = 'memberChatSyncJob' AND deleted = b'0');