93 lines
1.9 KiB
JavaScript
93 lines
1.9 KiB
JavaScript
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const { DataTypes } = require('sequelize');
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const sequelize = require('../config/database');
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const Material = sequelize.define('Material', {
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id: {
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type: DataTypes.UUID,
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defaultValue: DataTypes.UUIDV4,
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primaryKey: true,
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},
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code: {
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type: DataTypes.STRING,
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allowNull: false,
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unique: true,
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comment: '物资编号'
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},
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name: {
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type: DataTypes.STRING,
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allowNull: false,
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comment: '物资名称'
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},
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category: {
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type: DataTypes.STRING,
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allowNull: false,
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comment: '物资类别',
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validate: {
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isIn: [['feed', 'medicine', 'equipment', 'other']]
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}
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},
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unit: {
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type: DataTypes.STRING,
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allowNull: false,
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comment: '单位'
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},
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stockQuantity: {
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type: DataTypes.INTEGER,
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allowNull: false,
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defaultValue: 0,
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comment: '库存数量'
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},
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warningQuantity: {
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type: DataTypes.INTEGER,
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allowNull: false,
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defaultValue: 0,
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comment: '预警数量'
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},
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status: {
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type: DataTypes.STRING,
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allowNull: false,
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defaultValue: 'normal',
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comment: '状态',
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validate: {
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isIn: [['normal', 'low', 'out']]
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}
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},
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supplier: {
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type: DataTypes.STRING,
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allowNull: true,
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comment: '供应商'
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},
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remark: {
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type: DataTypes.TEXT,
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allowNull: true,
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comment: '备注'
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},
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updateTime: {
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type: DataTypes.DATE,
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allowNull: false,
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defaultValue: DataTypes.NOW,
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comment: '更新时间'
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}
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}, {
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tableName: 'materials',
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timestamps: true,
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paranoid: true,
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underscored: true,
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freezeTableName: true
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});
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// 钩子函数，在保存前更新状态和更新时间
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Material.beforeSave((material) => {
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material.updateTime = new Date();
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// 根据库存数量和预警数量更新状态
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if (material.stockQuantity <= 0) {
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material.status = 'out';
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} else if (material.stockQuantity <= material.warningQuantity) {
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material.status = 'low';
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} else {
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material.status = 'normal';
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}
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});
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module.exports = Material;
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