-- Issue #13: MySQL 5.7 增量迁移。已在隔离 MySQL 5.7 验证；上线前仍须备份并在目标副本验证。
-- DDL 隐式提交；该脚本不作为自动应用启动步骤。

CREATE TABLE IF NOT EXISTS biz_project_team (
  id VARCHAR(64) NOT NULL,
  team_name VARCHAR(200) NOT NULL,
  leader_user_id VARCHAR(64) NOT NULL,
  enabled SMALLINT NOT NULL DEFAULT 1,
  tenant_no VARCHAR(64) NOT NULL,
  order_num INT NULL,
  remark VARCHAR(512) NULL,
  create_by VARCHAR(64) NULL,
  create_dept_id VARCHAR(64) NOT NULL DEFAULT '',
  create_time DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
  update_by VARCHAR(64) NULL,
  update_time DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  del_flag SMALLINT NOT NULL DEFAULT 0,
  PRIMARY KEY (id),
  KEY ix_tenant_active (tenant_no, del_flag)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;

CREATE TABLE IF NOT EXISTS biz_project_team_member (
  id VARCHAR(64) NOT NULL,
  team_id VARCHAR(64) NOT NULL,
  user_id VARCHAR(64) NOT NULL,
  tenant_no VARCHAR(64) NOT NULL,
  order_num INT NULL,
  remark VARCHAR(512) NULL,
  create_by VARCHAR(64) NULL,
  create_dept_id VARCHAR(64) NOT NULL DEFAULT '',
  create_time DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
  update_by VARCHAR(64) NULL,
  update_time DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  del_flag SMALLINT NOT NULL DEFAULT 0,
  PRIMARY KEY (id),
  KEY ix_tenant_active (tenant_no, del_flag),
  KEY ix_team (tenant_no, team_id, del_flag)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;

CREATE TABLE IF NOT EXISTS biz_project_team_region (
  id VARCHAR(64) NOT NULL,
  team_id VARCHAR(64) NOT NULL,
  region_id VARCHAR(64) NOT NULL,
  tenant_no VARCHAR(64) NOT NULL,
  order_num INT NULL,
  remark VARCHAR(512) NULL,
  create_by VARCHAR(64) NULL,
  create_dept_id VARCHAR(64) NOT NULL DEFAULT '',
  create_time DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
  update_by VARCHAR(64) NULL,
  update_time DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  del_flag SMALLINT NOT NULL DEFAULT 0,
  PRIMARY KEY (id),
  KEY ix_tenant_active (tenant_no, del_flag),
  KEY ix_team (tenant_no, team_id, del_flag)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;

CREATE TABLE IF NOT EXISTS biz_project_team_hospital (
  id VARCHAR(64) NOT NULL,
  team_id VARCHAR(64) NOT NULL,
  hospital_id VARCHAR(64) NOT NULL,
  tenant_no VARCHAR(64) NOT NULL,
  order_num INT NULL,
  remark VARCHAR(512) NULL,
  create_by VARCHAR(64) NULL,
  create_dept_id VARCHAR(64) NOT NULL DEFAULT '',
  create_time DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
  update_by VARCHAR(64) NULL,
  update_time DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  del_flag SMALLINT NOT NULL DEFAULT 0,
  PRIMARY KEY (id),
  KEY ix_tenant_active (tenant_no, del_flag),
  KEY ix_team (tenant_no, team_id, del_flag)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;

CREATE TABLE IF NOT EXISTS biz_project (
  id VARCHAR(64) NOT NULL,
  project_no VARCHAR(64) NOT NULL,
  project_name VARCHAR(200) NOT NULL,
  team_id VARCHAR(64) NOT NULL,
  leader_user_id VARCHAR(64) NOT NULL,
  biz_types VARCHAR(255) NOT NULL,
  start_date DATE NULL,
  end_date DATE NULL,
  status VARCHAR(16) NOT NULL DEFAULT 'pending',
  tenant_no VARCHAR(64) NOT NULL,
  order_num INT NULL,
  remark VARCHAR(512) NULL,
  create_by VARCHAR(64) NULL,
  create_dept_id VARCHAR(64) NOT NULL DEFAULT '',
  create_time DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
  update_by VARCHAR(64) NULL,
  update_time DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  del_flag SMALLINT NOT NULL DEFAULT 0,
  PRIMARY KEY (id),
  KEY ix_tenant_active (tenant_no, del_flag),
  KEY ix_team (tenant_no, team_id, del_flag),
  UNIQUE KEY uk_project_tenant_no (tenant_no, project_no)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;

CREATE TABLE IF NOT EXISTS biz_project_assignment_audit (
  id VARCHAR(64) NOT NULL,
  biz_type VARCHAR(32) NOT NULL,
  biz_id VARCHAR(64) NOT NULL,
  old_project_id VARCHAR(64) NULL,
  new_project_id VARCHAR(64) NULL,
  old_project_name VARCHAR(200) NULL,
  new_project_name VARCHAR(200) NULL,
  reason VARCHAR(512) NOT NULL,
  operator_name VARCHAR(100) NULL,
  tenant_no VARCHAR(64) NOT NULL,
  order_num INT NULL,
  remark VARCHAR(512) NULL,
  create_by VARCHAR(64) NULL,
  create_dept_id VARCHAR(64) NOT NULL DEFAULT '',
  create_time DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
  update_by VARCHAR(64) NULL,
  update_time DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  del_flag SMALLINT NOT NULL DEFAULT 0,
  PRIMARY KEY (id),
  KEY ix_tenant_active (tenant_no, del_flag),
  KEY ix_business (tenant_no, biz_type, biz_id, create_time)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;

-- 原业务表可能使用不同的默认排序规则；关联列必须与实际项目主键一致。
-- 同时修复已执行旧版迁移的列，不更改原表其他业务列或整库排序规则。
SELECT character_set_name, collation_name INTO @project_charset, @project_collation
FROM information_schema.columns
WHERE table_schema=DATABASE() AND table_name='biz_project' AND column_name='id';

SET @project_ddl = IF(
  (SELECT COUNT(*) FROM information_schema.columns WHERE table_schema=DATABASE() AND table_name='biz_presign_order' AND column_name='project_id')=0,
  CONCAT('ALTER TABLE biz_presign_order ADD COLUMN project_id VARCHAR(64) CHARACTER SET ', @project_charset, ' COLLATE ', @project_collation, ' NULL'),
  IF((SELECT collation_name FROM information_schema.columns WHERE table_schema=DATABASE() AND table_name='biz_presign_order' AND column_name='project_id') <> @project_collation,
    CONCAT('ALTER TABLE biz_presign_order MODIFY COLUMN project_id VARCHAR(64) CHARACTER SET ', @project_charset, ' COLLATE ', @project_collation, ' NULL'),
    'SELECT 1'));
PREPARE project_stmt FROM @project_ddl;
EXECUTE project_stmt;
DEALLOCATE PREPARE project_stmt;
SET @project_ddl = IF(
  (SELECT COUNT(*) FROM information_schema.statistics WHERE table_schema=DATABASE() AND table_name='biz_presign_order' AND index_name='ix_project_scope')=0,
  'ALTER TABLE biz_presign_order ADD INDEX ix_project_scope (tenant_no, project_id, del_flag, create_time)',
  'SELECT 1');
PREPARE project_stmt FROM @project_ddl;
EXECUTE project_stmt;
DEALLOCATE PREPARE project_stmt;

SET @project_ddl = IF(
  (SELECT COUNT(*) FROM information_schema.columns WHERE table_schema=DATABASE() AND table_name='biz_collection_protocol' AND column_name='project_id')=0,
  CONCAT('ALTER TABLE biz_collection_protocol ADD COLUMN project_id VARCHAR(64) CHARACTER SET ', @project_charset, ' COLLATE ', @project_collation, ' NULL'),
  IF((SELECT collation_name FROM information_schema.columns WHERE table_schema=DATABASE() AND table_name='biz_collection_protocol' AND column_name='project_id') <> @project_collation,
    CONCAT('ALTER TABLE biz_collection_protocol MODIFY COLUMN project_id VARCHAR(64) CHARACTER SET ', @project_charset, ' COLLATE ', @project_collation, ' NULL'),
    'SELECT 1'));
PREPARE project_stmt FROM @project_ddl;
EXECUTE project_stmt;
DEALLOCATE PREPARE project_stmt;
SET @project_ddl = IF(
  (SELECT COUNT(*) FROM information_schema.statistics WHERE table_schema=DATABASE() AND table_name='biz_collection_protocol' AND index_name='ix_project_scope')=0,
  'ALTER TABLE biz_collection_protocol ADD INDEX ix_project_scope (tenant_no, project_id, del_flag, create_time)',
  'SELECT 1');
PREPARE project_stmt FROM @project_ddl;
EXECUTE project_stmt;
DEALLOCATE PREPARE project_stmt;

SET @project_ddl = IF(
  (SELECT COUNT(*) FROM information_schema.columns WHERE table_schema=DATABASE() AND table_name='biz_research_donation' AND column_name='project_id')=0,
  CONCAT('ALTER TABLE biz_research_donation ADD COLUMN project_id VARCHAR(64) CHARACTER SET ', @project_charset, ' COLLATE ', @project_collation, ' NULL'),
  IF((SELECT collation_name FROM information_schema.columns WHERE table_schema=DATABASE() AND table_name='biz_research_donation' AND column_name='project_id') <> @project_collation,
    CONCAT('ALTER TABLE biz_research_donation MODIFY COLUMN project_id VARCHAR(64) CHARACTER SET ', @project_charset, ' COLLATE ', @project_collation, ' NULL'),
    'SELECT 1'));
PREPARE project_stmt FROM @project_ddl;
EXECUTE project_stmt;
DEALLOCATE PREPARE project_stmt;
SET @project_ddl = IF(
  (SELECT COUNT(*) FROM information_schema.statistics WHERE table_schema=DATABASE() AND table_name='biz_research_donation' AND index_name='ix_project_scope')=0,
  'ALTER TABLE biz_research_donation ADD INDEX ix_project_scope (tenant_no, project_id, del_flag, create_time)',
  'SELECT 1');
PREPARE project_stmt FROM @project_ddl;
EXECUTE project_stmt;
DEALLOCATE PREPARE project_stmt;

SET @project_ddl = IF(
  (SELECT COUNT(*) FROM information_schema.columns WHERE table_schema=DATABASE() AND table_name='biz_pilot_application' AND column_name='project_id')=0,
  CONCAT('ALTER TABLE biz_pilot_application ADD COLUMN project_id VARCHAR(64) CHARACTER SET ', @project_charset, ' COLLATE ', @project_collation, ' NULL'),
  IF((SELECT collation_name FROM information_schema.columns WHERE table_schema=DATABASE() AND table_name='biz_pilot_application' AND column_name='project_id') <> @project_collation,
    CONCAT('ALTER TABLE biz_pilot_application MODIFY COLUMN project_id VARCHAR(64) CHARACTER SET ', @project_charset, ' COLLATE ', @project_collation, ' NULL'),
    'SELECT 1'));
PREPARE project_stmt FROM @project_ddl;
EXECUTE project_stmt;
DEALLOCATE PREPARE project_stmt;
SET @project_ddl = IF(
  (SELECT COUNT(*) FROM information_schema.statistics WHERE table_schema=DATABASE() AND table_name='biz_pilot_application' AND index_name='ix_project_scope')=0,
  'ALTER TABLE biz_pilot_application ADD INDEX ix_project_scope (tenant_no, project_id, del_flag, create_time)',
  'SELECT 1');
PREPARE project_stmt FROM @project_ddl;
EXECUTE project_stmt;
DEALLOCATE PREPARE project_stmt;