'use strict';

module.exports = {
  async up(queryInterface, Sequelize) {
    await queryInterface.createTable('projects', {
      id: {
        type: Sequelize.INTEGER,
        primaryKey: true,
        autoIncrement: true,
        allowNull: false
      },
      name: {
        type: Sequelize.STRING(100),
        allowNull: false,
        comment: '项目名称'
      },
      status: {
        type: Sequelize.ENUM('supervision', 'completed'),
        allowNull: false,
        defaultValue: 'supervision',
        comment: '项目状态：supervision-监管中，completed-已结项'
      },
      farmName: {
        type: Sequelize.STRING(200),
        allowNull: false,
        comment: '养殖场名称'
      },
      supervisionObject: {
        type: Sequelize.STRING(50),
        allowNull: false,
        comment: '监管对象'
      },
      supervisionQuantity: {
        type: Sequelize.INTEGER,
        allowNull: false,
        defaultValue: 0,
        comment: '监管数量'
      },
      supervisionPeriod: {
        type: Sequelize.STRING(50),
        allowNull: false,
        comment: '监管周期'
      },
      supervisionAmount: {
        type: Sequelize.DECIMAL(15, 2),
        allowNull: false,
        defaultValue: 0.00,
        comment: '监管金额'
      },
      startTime: {
        type: Sequelize.DATEONLY,
        allowNull: false,
        comment: '起始时间'
      },
      endTime: {
        type: Sequelize.DATEONLY,
        allowNull: false,
        comment: '结束时间'
      },
      earTag: {
        type: Sequelize.INTEGER,
        allowNull: false,
        defaultValue: 0,
        comment: '耳标数量'
      },
      collar: {
        type: Sequelize.INTEGER,
        allowNull: false,
        defaultValue: 0,
        comment: '项圈数量'
      },
      host: {
        type: Sequelize.INTEGER,
        allowNull: false,
        defaultValue: 0,
        comment: '主机数量'
      },
      loanOfficer: {
        type: Sequelize.STRING(100),
        allowNull: true,
        comment: '贷款专员'
      },
      description: {
        type: Sequelize.TEXT,
        allowNull: true,
        comment: '项目描述'
      },
      createdBy: {
        type: Sequelize.INTEGER,
        allowNull: true,
        comment: '创建人ID'
      },
      updatedBy: {
        type: Sequelize.INTEGER,
        allowNull: true,
        comment: '更新人ID'
      },
      createdAt: {
        type: Sequelize.DATE,
        allowNull: false,
        defaultValue: Sequelize.NOW
      },
      updatedAt: {
        type: Sequelize.DATE,
        allowNull: false,
        defaultValue: Sequelize.NOW
      }
    });

    // 添加索引
    await queryInterface.addIndex('projects', ['status']);
    await queryInterface.addIndex('projects', ['farmName']);
    await queryInterface.addIndex('projects', ['createdBy']);
    await queryInterface.addIndex('projects', ['startTime']);
    await queryInterface.addIndex('projects', ['endTime']);
  },

  async down(queryInterface, Sequelize) {
    await queryInterface.dropTable('projects');
  }
};