/*add robot account table*/
CREATE TABLE robot (
 id SERIAL PRIMARY KEY NOT NULL,
 name varchar(255),
 description varchar(1024),
 project_id int,
 expiresat bigint,
 disabled boolean DEFAULT false NOT NULL,
 creation_time timestamp default CURRENT_TIMESTAMP,
 update_time timestamp default CURRENT_TIMESTAMP,
 CONSTRAINT unique_robot UNIQUE (name, project_id)
);

CREATE TRIGGER robot_update_time_at_modtime BEFORE UPDATE ON robot FOR EACH ROW EXECUTE PROCEDURE update_update_time_at_column();

CREATE TABLE oidc_user (
 id SERIAL NOT NULL,
 user_id int NOT NULL,
 /*
 Encoded secret
  */
 secret varchar(255) NOT NULL,
  /*
 Subject and Issuer
  Subject: Subject Identifier.
  Issuer: Issuer Identifier for the Issuer of the response.
  The sub (subject) and iss (issuer) Claims, used together, are the only Claims that an RP can rely upon as a stable identifier for the End-User
 */
 subiss varchar(255) NOT NULL,
 /*
 Encoded token
  */
 token text,
 creation_time timestamp default CURRENT_TIMESTAMP,
 update_time timestamp default CURRENT_TIMESTAMP,
 PRIMARY KEY (id),
 FOREIGN KEY (user_id) REFERENCES harbor_user(user_id),
 UNIQUE (subiss)
);

CREATE TRIGGER oidc_user_update_time_at_modtime BEFORE UPDATE ON oidc_user FOR EACH ROW EXECUTE PROCEDURE update_update_time_at_column();

/*add master role*/
INSERT INTO role (role_code, name) VALUES ('DRWS', 'master');

/*delete replication jobs whose policy has been marked as "deleted"*/
DELETE FROM replication_job AS j
USING replication_policy AS p
WHERE j.policy_id = p.id AND p.deleted = TRUE;

/*delete replication policy which has been marked as "deleted"*/
DELETE FROM replication_policy AS p
WHERE p.deleted = TRUE;

/*upgrade the replication_target to registry*/
DROP TRIGGER replication_target_update_time_at_modtime ON replication_target;
ALTER TABLE replication_target RENAME TO registry;
ALTER TABLE registry ALTER COLUMN url TYPE varchar(256);
ALTER TABLE registry ADD COLUMN credential_type varchar(16);
ALTER TABLE registry RENAME COLUMN username TO access_key;
ALTER TABLE registry RENAME COLUMN password TO access_secret;
ALTER TABLE registry ALTER COLUMN access_secret TYPE varchar(4096);
ALTER TABLE registry ADD COLUMN type varchar(32);
ALTER TABLE registry DROP COLUMN target_type;
ALTER TABLE registry ADD COLUMN description text;
ALTER TABLE registry ADD COLUMN health varchar(16);
UPDATE registry SET type='harbor';
UPDATE registry SET credential_type='basic';

/*upgrade the replication_policy*/
ALTER TABLE replication_policy ADD COLUMN creator varchar(256);
ALTER TABLE replication_policy ADD COLUMN src_registry_id int;
/*The predefined filters will be cleared and replaced by "project_name/"+double star.
if harbor is integrated with the external project service, we cannot get the project name by ID,
which means the repilcation policy will match all resources.*/
UPDATE replication_policy r SET filters=(SELECT CONCAT('[{"type":"name","value":"', p.name,'/**"}]') FROM project p WHERE p.project_id=r.project_id);
ALTER TABLE replication_policy RENAME COLUMN target_id TO dest_registry_id;
ALTER TABLE replication_policy ALTER COLUMN dest_registry_id DROP NOT NULL;
ALTER TABLE replication_policy ADD COLUMN dest_namespace varchar(256);
ALTER TABLE replication_policy ADD COLUMN override boolean;
ALTER TABLE replication_policy DROP COLUMN project_id;
ALTER TABLE replication_policy RENAME COLUMN cron_str TO trigger;

DROP TRIGGER replication_immediate_trigger_update_time_at_modtime ON replication_immediate_trigger;
DROP TABLE replication_immediate_trigger;

create table replication_execution (
 id SERIAL NOT NULL,
 policy_id int NOT NULL,
 status varchar(32),
 /*the status text may contain error message whose length is very long*/
 status_text text,
 total int NOT NULL DEFAULT 0,
 failed int NOT NULL DEFAULT 0,
 succeed int NOT NULL DEFAULT 0,
 in_progress int NOT NULL DEFAULT 0,
 stopped int NOT NULL DEFAULT 0,
 trigger varchar(64),
 start_time timestamp default CURRENT_TIMESTAMP,
 end_time timestamp NULL,
 PRIMARY KEY (id)
 );
CREATE INDEX execution_policy ON replication_execution (policy_id);

create table replication_task (
 id SERIAL NOT NULL,
 execution_id int NOT NULL,
 resource_type varchar(64),
 src_resource varchar(256),
 dst_resource varchar(256),
 operation varchar(32),
 job_id varchar(64),
 status varchar(32),
 start_time timestamp default CURRENT_TIMESTAMP,
 end_time timestamp NULL,
 PRIMARY KEY (id)
);
CREATE INDEX task_execution ON replication_task (execution_id);


/*migrate each replication_job record to one replication_execution and one replication_task record*/
DO $$
DECLARE
    job RECORD;
    execid integer;
BEGIN
    FOR job IN SELECT * FROM replication_job WHERE operation != 'schedule'
    LOOP
      /*insert one execution record*/
      INSERT INTO replication_execution (policy_id, start_time) VALUES (job.policy_id, job.creation_time) RETURNING id INTO execid;
      /*insert one task record
      doesn't record the tags info in "src_resource" and "dst_resource" as the length
      of the tags may longer than the capability of the column*/
      INSERT INTO replication_task (execution_id, resource_type, src_resource, dst_resource, operation, job_id, status, start_time, end_time) 
      VALUES (execid, 'image', job.repository, job.repository, job.operation, job.job_uuid, job.status, job.creation_time, job.update_time);
    END LOOP;
END $$;
UPDATE replication_task SET status='Pending' WHERE status='pending';
UPDATE replication_task SET status='InProgress' WHERE status='scheduled';
UPDATE replication_task SET status='InProgress' WHERE status='running';
UPDATE replication_task SET status='Failed' WHERE status='error';
UPDATE replication_task SET status='Succeed' WHERE status='finished';
UPDATE replication_task SET operation='copy' WHERE operation='transfer';
UPDATE replication_task SET operation='deletion' WHERE operation='delete';

/*upgrade the replication_job to replication_schedule_job*/
DELETE FROM replication_job WHERE operation != 'schedule';
ALTER TABLE replication_job RENAME COLUMN job_uuid TO job_id;
ALTER TABLE replication_job DROP COLUMN repository;
ALTER TABLE replication_job DROP COLUMN operation;
ALTER TABLE replication_job DROP COLUMN tags;
ALTER TABLE replication_job DROP COLUMN op_uuid;
DROP INDEX policy;
DROP INDEX poid_uptime;
DROP INDEX poid_status;
DROP TRIGGER replication_job_update_time_at_modtime ON replication_job;
ALTER TABLE replication_job RENAME TO replication_schedule_job;