数据库结构

数据库设计文档

## 数据库设计文档

| 序号 | 数据表名      | 中文名称       |
| ---- | ------------- | -------------- |
| 1    | employee      | 员工表         |
| 2    | category      | 分类表         |
| 3    | dish          | 菜品表         |
| 4    | dish_flavor   | 菜品口味表     |
| 5    | setmeal       | 套餐表         |
| 6    | setmeal_dish  | 套餐菜品关系表 |
| 7    | user          | 用户表         |
| 8    | address_book  | 地址表         |
| 9    | shopping_cart | 购物车表       |
| 10   | orders        | 订单表         |
| 11   | order_detail  | 订单明细表     |

### 1. employee

employee表为员工表,用于存储商家内部的员工信息。具体表结构如下:

| 字段名      | 数据类型    | 说明         | 备注        |
| ----------- | ----------- | ------------ | ----------- |
| id          | bigint      | 主键         | 自增        |
| name        | varchar(32) | 姓名         |             |
| username    | varchar(32) | 用户名       | 唯一        |
| password    | varchar(64) | 密码         |             |
| phone       | varchar(11) | 手机号       |             |
| sex         | varchar(2)  | 性别         |             |
| id_number   | varchar(18) | 身份证号     |             |
| status      | int         | 账号状态     | 1正常 0锁定 |
| create_time | datetime    | 创建时间     |             |
| update_time | datetime    | 最后修改时间 |             |
| create_user | bigint      | 创建人id     |             |
| update_user | bigint      | 最后修改人id |             |

### 2. category

category表为分类表,用于存储商品的分类信息。具体表结构如下:

| 字段名      | 数据类型    | 说明         | 备注                 |
| ----------- | ----------- | ------------ | -------------------- |
| id          | bigint      | 主键         | 自增                 |
| name        | varchar(32) | 分类名称     | 唯一                 |
| type        | int         | 分类类型     | 1菜品分类  2套餐分类 |
| sort        | int         | 排序字段     | 用于分类数据的排序   |
| status      | int         | 状态         | 1启用 0禁用          |
| create_time | datetime    | 创建时间     |                      |
| update_time | datetime    | 最后修改时间 |                      |
| create_user | bigint      | 创建人id     |                      |
| update_user | bigint      | 最后修改人id |                      |

### 3. dish

dish表为菜品表,用于存储菜品的信息。具体表结构如下:

| 字段名      | 数据类型      | 说明         | 备注        |
| ----------- | ------------- | ------------ | ----------- |
| id          | bigint        | 主键         | 自增        |
| name        | varchar(32)   | 菜品名称     | 唯一        |
| category_id | bigint        | 分类id       | 逻辑外键    |
| price       | decimal(10,2) | 菜品价格     |             |
| image       | varchar(255)  | 图片路径     |             |
| description | varchar(255)  | 菜品描述     |             |
| status      | int           | 售卖状态     | 1起售 0停售 |
| create_time | datetime      | 创建时间     |             |
| update_time | datetime      | 最后修改时间 |             |
| create_user | bigint        | 创建人id     |             |
| update_user | bigint        | 最后修改人id |             |

### 4. dish_flavor

dish_flavor表为菜品口味表,用于存储菜品的口味信息。具体表结构如下:

| 字段名  | 数据类型     | 说明     | 备注     |
| ------- | ------------ | -------- | -------- |
| id      | bigint       | 主键     | 自增     |
| dish_id | bigint       | 菜品id   | 逻辑外键 |
| name    | varchar(32)  | 口味名称 |          |
| value   | varchar(255) | 口味值   |          |

### 5. setmeal

setmeal表为套餐表,用于存储套餐的信息。具体表结构如下:

| 字段名      | 数据类型      | 说明         | 备注        |
| ----------- | ------------- | ------------ | ----------- |
| id          | bigint        | 主键         | 自增        |
| name        | varchar(32)   | 套餐名称     | 唯一        |
| category_id | bigint        | 分类id       | 逻辑外键    |
| price       | decimal(10,2) | 套餐价格     |             |
| image       | varchar(255)  | 图片路径     |             |
| description | varchar(255)  | 套餐描述     |             |
| status      | int           | 售卖状态     | 1起售 0停售 |
| create_time | datetime      | 创建时间     |             |
| update_time | datetime      | 最后修改时间 |             |
| create_user | bigint        | 创建人id     |             |
| update_user | bigint        | 最后修改人id |             |

### 6. setmeal_dish

setmeal_dish表为套餐菜品关系表,用于存储套餐和菜品的关联关系。具体表结构如下:

| 字段名     | 数据类型      | 说明     | 备注     |
| ---------- | ------------- | -------- | -------- |
| id         | bigint        | 主键     | 自增     |
| setmeal_id | bigint        | 套餐id   | 逻辑外键 |
| dish_id    | bigint        | 菜品id   | 逻辑外键 |
| name       | varchar(32)   | 菜品名称 | 冗余字段 |
| price      | decimal(10,2) | 菜品单价 | 冗余字段 |
| copies     | int           | 菜品份数 |          |

### 7. user

user表为用户表,用于存储C端用户的信息。具体表结构如下:

| 字段名      | 数据类型     | 说明               | 备注 |
| ----------- | ------------ | ------------------ | ---- |
| id          | bigint       | 主键               | 自增 |
| openid      | varchar(45)  | 微信用户的唯一标识 |      |
| name        | varchar(32)  | 用户姓名           |      |
| phone       | varchar(11)  | 手机号             |      |
| sex         | varchar(2)   | 性别               |      |
| id_number   | varchar(18)  | 身份证号           |      |
| avatar      | varchar(500) | 微信用户头像路径   |      |
| create_time | datetime     | 注册时间           |      |

### 8. address_book

address_book表为地址表,用于存储C端用户的收货地址信息。具体表结构如下:

| 字段名        | 数据类型     | 说明         | 备注           |
| ------------- | ------------ | ------------ | -------------- |
| id            | bigint       | 主键         | 自增           |
| user_id       | bigint       | 用户id       | 逻辑外键       |
| consignee     | varchar(50)  | 收货人       |                |
| sex           | varchar(2)   | 性别         |                |
| phone         | varchar(11)  | 手机号       |                |
| province_code | varchar(12)  | 省份编码     |                |
| province_name | varchar(32)  | 省份名称     |                |
| city_code     | varchar(12)  | 城市编码     |                |
| city_name     | varchar(32)  | 城市名称     |                |
| district_code | varchar(12)  | 区县编码     |                |
| district_name | varchar(32)  | 区县名称     |                |
| detail        | varchar(200) | 详细地址信息 | 具体到门牌号   |
| label         | varchar(100) | 标签         | 公司、家、学校 |
| is_default    | tinyint(1)   | 是否默认地址 | 1是 0否        |

### 9. shopping_cart

shopping_cart表为购物车表,用于存储C端用户的购物车信息。具体表结构如下:

| 字段名      | 数据类型      | 说明         | 备注     |
| ----------- | ------------- | ------------ | -------- |
| id          | bigint        | 主键         | 自增     |
| name        | varchar(32)   | 商品名称     |          |
| image       | varchar(255)  | 商品图片路径 |          |
| user_id     | bigint        | 用户id       | 逻辑外键 |
| dish_id     | bigint        | 菜品id       | 逻辑外键 |
| setmeal_id  | bigint        | 套餐id       | 逻辑外键 |
| dish_flavor | varchar(50)   | 菜品口味     |          |
| number      | int           | 商品数量     |          |
| amount      | decimal(10,2) | 商品单价     |          |
| create_time | datetime      | 创建时间     |          |

### 10. orders

orders表为订单表,用于存储C端用户的订单数据。具体表结构如下:

| 字段名                  | 数据类型      | 说明         | 备注                                            |
| ----------------------- | ------------- | ------------ | ----------------------------------------------- |
| id                      | bigint        | 主键         | 自增                                            |
| number                  | varchar(50)   | 订单号       |                                                 |
| status                  | int           | 订单状态     | 1待付款 2待接单 3已接单 4派送中 5已完成 6已取消 |
| user_id                 | bigint        | 用户id       | 逻辑外键                                        |
| address_book_id         | bigint        | 地址id       | 逻辑外键                                        |
| order_time              | datetime      | 下单时间     |                                                 |
| checkout_time           | datetime      | 付款时间     |                                                 |
| pay_method              | int           | 支付方式     | 1微信支付 2支付宝支付                           |
| pay_status              | tinyint       | 支付状态     | 0未支付 1已支付 2退款                           |
| amount                  | decimal(10,2) | 订单金额     |                                                 |
| remark                  | varchar(100)  | 备注信息     |                                                 |
| phone                   | varchar(11)   | 手机号       |                                                 |
| address                 | varchar(255)  | 详细地址信息 |                                                 |
| user_name               | varchar(32)   | 用户姓名     |                                                 |
| consignee               | varchar(32)   | 收货人       |                                                 |
| cancel_reason           | varchar(255)  | 订单取消原因 |                                                 |
| rejection_reason        | varchar(255)  | 拒单原因     |                                                 |
| cancel_time             | datetime      | 订单取消时间 |                                                 |
| estimated_delivery_time | datetime      | 预计送达时间 |                                                 |
| delivery_status         | tinyint       | 配送状态     | 1立即送出  0选择具体时间                        |
| delivery_time           | datetime      | 送达时间     |                                                 |
| pack_amount             | int           | 打包费       |                                                 |
| tableware_number        | int           | 餐具数量     |                                                 |
| tableware_status        | tinyint       | 餐具数量状态 | 1按餐量提供  0选择具体数量                      |

### 11. order_detail

order_detail表为订单明细表,用于存储C端用户的订单明细数据。具体表结构如下:

| 字段名      | 数据类型      | 说明         | 备注     |
| ----------- | ------------- | ------------ | -------- |
| id          | bigint        | 主键         | 自增     |
| name        | varchar(32)   | 商品名称     |          |
| image       | varchar(255)  | 商品图片路径 |          |
| order_id    | bigint        | 订单id       | 逻辑外键 |
| dish_id     | bigint        | 菜品id       | 逻辑外键 |
| setmeal_id  | bigint        | 套餐id       | 逻辑外键 |
| dish_flavor | varchar(50)   | 菜品口味     |          |
| number      | int           | 商品数量     |          |
| amount      | decimal(10,2) | 商品单价     |          |

数据库生成指令 

CREATE DATABASE  IF NOT EXISTS `sky_take_out` ;
USE `sky_take_out`;

DROP TABLE IF EXISTS `address_book`;
CREATE TABLE `address_book` (
  `id` bigint NOT NULL AUTO_INCREMENT COMMENT '主键',
  `user_id` bigint NOT NULL COMMENT '用户id',
  `consignee` varchar(50) COLLATE utf8_bin DEFAULT NULL COMMENT '收货人',
  `sex` varchar(2) COLLATE utf8_bin DEFAULT NULL COMMENT '性别',
  `phone` varchar(11) COLLATE utf8_bin NOT NULL COMMENT '手机号',
  `province_code` varchar(12) CHARACTER SET utf8mb4  DEFAULT NULL COMMENT '省级区划编号',
  `province_name` varchar(32) CHARACTER SET utf8mb4  DEFAULT NULL COMMENT '省级名称',
  `city_code` varchar(12) CHARACTER SET utf8mb4  DEFAULT NULL COMMENT '市级区划编号',
  `city_name` varchar(32) CHARACTER SET utf8mb4  DEFAULT NULL COMMENT '市级名称',
  `district_code` varchar(12) CHARACTER SET utf8mb4  DEFAULT NULL COMMENT '区级区划编号',
  `district_name` varchar(32) CHARACTER SET utf8mb4  DEFAULT NULL COMMENT '区级名称',
  `detail` varchar(200) CHARACTER SET utf8mb4  DEFAULT NULL COMMENT '详细地址',
  `label` varchar(100) CHARACTER SET utf8mb4  DEFAULT NULL COMMENT '标签',
  `is_default` tinyint(1) NOT NULL DEFAULT '0' COMMENT '默认 0 否 1是',
  PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=2 DEFAULT CHARSET=utf8mb3 COLLATE=utf8_bin COMMENT='地址簿';

DROP TABLE IF EXISTS `category`;
CREATE TABLE `category` (
  `id` bigint NOT NULL AUTO_INCREMENT COMMENT '主键',
  `type` int DEFAULT NULL COMMENT '类型   1 菜品分类 2 套餐分类',
  `name` varchar(32) COLLATE utf8_bin NOT NULL COMMENT '分类名称',
  `sort` int NOT NULL DEFAULT '0' COMMENT '顺序',
  `status` int DEFAULT NULL COMMENT '分类状态 0:禁用,1:启用',
  `create_time` datetime DEFAULT NULL COMMENT '创建时间',
  `update_time` datetime DEFAULT NULL COMMENT '更新时间',
  `create_user` bigint DEFAULT NULL COMMENT '创建人',
  `update_user` bigint DEFAULT NULL COMMENT '修改人',
  PRIMARY KEY (`id`),
  UNIQUE KEY `idx_category_name` (`name`)
) ENGINE=InnoDB AUTO_INCREMENT=23 DEFAULT CHARSET=utf8mb3 COLLATE=utf8_bin COMMENT='菜品及套餐分类';

INSERT INTO `category` VALUES (11,1,'酒水饮料',10,1,'2022-06-09 22:09:18','2022-06-09 22:09:18',1,1);
INSERT INTO `category` VALUES (12,1,'传统主食',9,1,'2022-06-09 22:09:32','2022-06-09 22:18:53',1,1);
INSERT INTO `category` VALUES (13,2,'人气套餐',12,1,'2022-06-09 22:11:38','2022-06-10 11:04:40',1,1);
INSERT INTO `category` VALUES (15,2,'商务套餐',13,1,'2022-06-09 22:14:10','2022-06-10 11:04:48',1,1);
INSERT INTO `category` VALUES (16,1,'蜀味烤鱼',4,1,'2022-06-09 22:15:37','2022-08-31 14:27:25',1,1);
INSERT INTO `category` VALUES (17,1,'蜀味牛蛙',5,1,'2022-06-09 22:16:14','2022-08-31 14:39:44',1,1);
INSERT INTO `category` VALUES (18,1,'特色蒸菜',6,1,'2022-06-09 22:17:42','2022-06-09 22:17:42',1,1);
INSERT INTO `category` VALUES (19,1,'新鲜时蔬',7,1,'2022-06-09 22:18:12','2022-06-09 22:18:28',1,1);
INSERT INTO `category` VALUES (20,1,'水煮鱼',8,1,'2022-06-09 22:22:29','2022-06-09 22:23:45',1,1);
INSERT INTO `category` VALUES (21,1,'汤类',11,1,'2022-06-10 10:51:47','2022-06-10 10:51:47',1,1);

DROP TABLE IF EXISTS `dish`;
CREATE TABLE `dish` (
  `id` bigint NOT NULL AUTO_INCREMENT COMMENT '主键',
  `name` varchar(32) COLLATE utf8_bin NOT NULL COMMENT '菜品名称',
  `category_id` bigint NOT NULL COMMENT '菜品分类id',
  `price` decimal(10,2) DEFAULT NULL COMMENT '菜品价格',
  `image` varchar(255) COLLATE utf8_bin DEFAULT NULL COMMENT '图片',
  `description` varchar(255) COLLATE utf8_bin DEFAULT NULL COMMENT '描述信息',
  `status` int DEFAULT '1' COMMENT '0 停售 1 起售',
  `create_time` datetime DEFAULT NULL COMMENT '创建时间',
  `update_time` datetime DEFAULT NULL COMMENT '更新时间',
  `create_user` bigint DEFAULT NULL COMMENT '创建人',
  `update_user` bigint DEFAULT NULL COMMENT '修改人',
  PRIMARY KEY (`id`),
  UNIQUE KEY `idx_dish_name` (`name`)
) ENGINE=InnoDB AUTO_INCREMENT=70 DEFAULT CHARSET=utf8mb3 COLLATE=utf8_bin COMMENT='菜品';

INSERT INTO `dish` VALUES (46,'王老吉',11,6.00,'https://sky-itcast.oss-cn-beijing.aliyuncs.com/41bfcacf-7ad4-4927-8b26-df366553a94c.png','',1,'2022-06-09 22:40:47','2022-06-09 22:40:47',1,1);
INSERT INTO `dish` VALUES (47,'北冰洋',11,4.00,'https://sky-itcast.oss-cn-beijing.aliyuncs.com/4451d4be-89a2-4939-9c69-3a87151cb979.png','还是小时候的味道',1,'2022-06-10 09:18:49','2022-06-10 09:18:49',1,1);
INSERT INTO `dish` VALUES (48,'雪花啤酒',11,4.00,'https://sky-itcast.oss-cn-beijing.aliyuncs.com/bf8cbfc1-04d2-40e8-9826-061ee41ab87c.png','',1,'2022-06-10 09:22:54','2022-06-10 09:22:54',1,1);
INSERT INTO `dish` VALUES (49,'米饭',12,2.00,'https://sky-itcast.oss-cn-beijing.aliyuncs.com/76752350-2121-44d2-b477-10791c23a8ec.png','精选五常大米',1,'2022-06-10 09:30:17','2022-06-10 09:30:17',1,1);
INSERT INTO `dish` VALUES (50,'馒头',12,1.00,'https://sky-itcast.oss-cn-beijing.aliyuncs.com/475cc599-8661-4899-8f9e-121dd8ef7d02.png','优质面粉',1,'2022-06-10 09:34:28','2022-06-10 09:34:28',1,1);
INSERT INTO `dish` VALUES (51,'老坛酸菜鱼',20,56.00,'https://sky-itcast.oss-cn-beijing.aliyuncs.com/4a9cefba-6a74-467e-9fde-6e687ea725d7.png','原料:汤,草鱼,酸菜',1,'2022-06-10 09:40:51','2022-06-10 09:40:51',1,1);
INSERT INTO `dish` VALUES (52,'经典酸菜鮰鱼',20,66.00,'https://sky-itcast.oss-cn-beijing.aliyuncs.com/5260ff39-986c-4a97-8850-2ec8c7583efc.png','原料:酸菜,江团,鮰鱼',1,'2022-06-10 09:46:02','2022-06-10 09:46:02',1,1);
INSERT INTO `dish` VALUES (53,'蜀味水煮草鱼',20,38.00,'https://sky-itcast.oss-cn-beijing.aliyuncs.com/a6953d5a-4c18-4b30-9319-4926ee77261f.png','原料:草鱼,汤',1,'2022-06-10 09:48:37','2022-06-10 09:48:37',1,1);
INSERT INTO `dish` VALUES (54,'清炒小油菜',19,18.00,'https://sky-itcast.oss-cn-beijing.aliyuncs.com/3613d38e-5614-41c2-90ed-ff175bf50716.png','原料:小油菜',1,'2022-06-10 09:51:46','2022-06-10 09:51:46',1,1);
INSERT INTO `dish` VALUES (55,'蒜蓉娃娃菜',19,18.00,'https://sky-itcast.oss-cn-beijing.aliyuncs.com/4879ed66-3860-4b28-ba14-306ac025fdec.png','原料:蒜,娃娃菜',1,'2022-06-10 09:53:37','2022-06-10 09:53:37',1,1);
INSERT INTO `dish` VALUES (56,'清炒西兰花',19,18.00,'https://sky-itcast.oss-cn-beijing.aliyuncs.com/e9ec4ba4-4b22-4fc8-9be0-4946e6aeb937.png','原料:西兰花',1,'2022-06-10 09:55:44','2022-06-10 09:55:44',1,1);
INSERT INTO `dish` VALUES (57,'炝炒圆白菜',19,18.00,'https://sky-itcast.oss-cn-beijing.aliyuncs.com/22f59feb-0d44-430e-a6cd-6a49f27453ca.png','原料:圆白菜',1,'2022-06-10 09:58:35','2022-06-10 09:58:35',1,1);
INSERT INTO `dish` VALUES (58,'清蒸鲈鱼',18,98.00,'https://sky-itcast.oss-cn-beijing.aliyuncs.com/c18b5c67-3b71-466c-a75a-e63c6449f21c.png','原料:鲈鱼',1,'2022-06-10 10:12:28','2022-06-10 10:12:28',1,1);
INSERT INTO `dish` VALUES (59,'东坡肘子',18,138.00,'https://sky-itcast.oss-cn-beijing.aliyuncs.com/a80a4b8c-c93e-4f43-ac8a-856b0d5cc451.png','原料:猪肘棒',1,'2022-06-10 10:24:03','2022-06-10 10:24:03',1,1);
INSERT INTO `dish` VALUES (60,'梅菜扣肉',18,58.00,'https://sky-itcast.oss-cn-beijing.aliyuncs.com/6080b118-e30a-4577-aab4-45042e3f88be.png','原料:猪肉,梅菜',1,'2022-06-10 10:26:03','2022-06-10 10:26:03',1,1);
INSERT INTO `dish` VALUES (61,'剁椒鱼头',18,66.00,'https://sky-itcast.oss-cn-beijing.aliyuncs.com/13da832f-ef2c-484d-8370-5934a1045a06.png','原料:鲢鱼,剁椒',1,'2022-06-10 10:28:54','2022-06-10 10:28:54',1,1);
INSERT INTO `dish` VALUES (62,'金汤酸菜牛蛙',17,88.00,'https://sky-itcast.oss-cn-beijing.aliyuncs.com/7694a5d8-7938-4e9d-8b9e-2075983a2e38.png','原料:鲜活牛蛙,酸菜',1,'2022-06-10 10:33:05','2022-06-10 10:33:05',1,1);
INSERT INTO `dish` VALUES (63,'香锅牛蛙',17,88.00,'https://sky-itcast.oss-cn-beijing.aliyuncs.com/f5ac8455-4793-450c-97ba-173795c34626.png','配料:鲜活牛蛙,莲藕,青笋',1,'2022-06-10 10:35:40','2022-06-10 10:35:40',1,1);
INSERT INTO `dish` VALUES (64,'馋嘴牛蛙',17,88.00,'https://sky-itcast.oss-cn-beijing.aliyuncs.com/7a55b845-1f2b-41fa-9486-76d187ee9ee1.png','配料:鲜活牛蛙,丝瓜,黄豆芽',1,'2022-06-10 10:37:52','2022-06-10 10:37:52',1,1);
INSERT INTO `dish` VALUES (65,'草鱼2斤',16,68.00,'https://sky-itcast.oss-cn-beijing.aliyuncs.com/b544d3ba-a1ae-4d20-a860-81cb5dec9e03.png','原料:草鱼,黄豆芽,莲藕',1,'2022-06-10 10:41:08','2022-06-10 10:41:08',1,1);
INSERT INTO `dish` VALUES (66,'江团鱼2斤',16,119.00,'https://sky-itcast.oss-cn-beijing.aliyuncs.com/a101a1e9-8f8b-47b2-afa4-1abd47ea0a87.png','配料:江团鱼,黄豆芽,莲藕',1,'2022-06-10 10:42:42','2022-06-10 10:42:42',1,1);
INSERT INTO `dish` VALUES (67,'鮰鱼2斤',16,72.00,'https://sky-itcast.oss-cn-beijing.aliyuncs.com/8cfcc576-4b66-4a09-ac68-ad5b273c2590.png','原料:鮰鱼,黄豆芽,莲藕',1,'2022-06-10 10:43:56','2022-06-10 10:43:56',1,1);
INSERT INTO `dish` VALUES (68,'鸡蛋汤',21,4.00,'https://sky-itcast.oss-cn-beijing.aliyuncs.com/c09a0ee8-9d19-428d-81b9-746221824113.png','配料:鸡蛋,紫菜',1,'2022-06-10 10:54:25','2022-06-10 10:54:25',1,1);
INSERT INTO `dish` VALUES (69,'平菇豆腐汤',21,6.00,'https://sky-itcast.oss-cn-beijing.aliyuncs.com/16d0a3d6-2253-4cfc-9b49-bf7bd9eb2ad2.png','配料:豆腐,平菇',1,'2022-06-10 10:55:02','2022-06-10 10:55:02',1,1);

DROP TABLE IF EXISTS `dish_flavor`;
CREATE TABLE `dish_flavor` (
  `id` bigint NOT NULL AUTO_INCREMENT COMMENT '主键',
  `dish_id` bigint NOT NULL COMMENT '菜品',
  `name` varchar(32) COLLATE utf8_bin DEFAULT NULL COMMENT '口味名称',
  `value` varchar(255) COLLATE utf8_bin DEFAULT NULL COMMENT '口味数据list',
  PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=104 DEFAULT CHARSET=utf8mb3 COLLATE=utf8_bin COMMENT='菜品口味关系表';

INSERT INTO `dish_flavor` VALUES (40,10,'甜味','[\"无糖\",\"少糖\",\"半糖\",\"多糖\",\"全糖\"]');
INSERT INTO `dish_flavor` VALUES (41,7,'忌口','[\"不要葱\",\"不要蒜\",\"不要香菜\",\"不要辣\"]');
INSERT INTO `dish_flavor` VALUES (42,7,'温度','[\"热饮\",\"常温\",\"去冰\",\"少冰\",\"多冰\"]');
INSERT INTO `dish_flavor` VALUES (45,6,'忌口','[\"不要葱\",\"不要蒜\",\"不要香菜\",\"不要辣\"]');
INSERT INTO `dish_flavor` VALUES (46,6,'辣度','[\"不辣\",\"微辣\",\"中辣\",\"重辣\"]');
INSERT INTO `dish_flavor` VALUES (47,5,'辣度','[\"不辣\",\"微辣\",\"中辣\",\"重辣\"]');
INSERT INTO `dish_flavor` VALUES (48,5,'甜味','[\"无糖\",\"少糖\",\"半糖\",\"多糖\",\"全糖\"]');
INSERT INTO `dish_flavor` VALUES (49,2,'甜味','[\"无糖\",\"少糖\",\"半糖\",\"多糖\",\"全糖\"]');
INSERT INTO `dish_flavor` VALUES (50,4,'甜味','[\"无糖\",\"少糖\",\"半糖\",\"多糖\",\"全糖\"]');
INSERT INTO `dish_flavor` VALUES (51,3,'甜味','[\"无糖\",\"少糖\",\"半糖\",\"多糖\",\"全糖\"]');
INSERT INTO `dish_flavor` VALUES (52,3,'忌口','[\"不要葱\",\"不要蒜\",\"不要香菜\",\"不要辣\"]');
INSERT INTO `dish_flavor` VALUES (86,52,'忌口','[\"不要葱\",\"不要蒜\",\"不要香菜\",\"不要辣\"]');
INSERT INTO `dish_flavor` VALUES (87,52,'辣度','[\"不辣\",\"微辣\",\"中辣\",\"重辣\"]');
INSERT INTO `dish_flavor` VALUES (88,51,'忌口','[\"不要葱\",\"不要蒜\",\"不要香菜\",\"不要辣\"]');
INSERT INTO `dish_flavor` VALUES (89,51,'辣度','[\"不辣\",\"微辣\",\"中辣\",\"重辣\"]');
INSERT INTO `dish_flavor` VALUES (92,53,'忌口','[\"不要葱\",\"不要蒜\",\"不要香菜\",\"不要辣\"]');
INSERT INTO `dish_flavor` VALUES (93,53,'辣度','[\"不辣\",\"微辣\",\"中辣\",\"重辣\"]');
INSERT INTO `dish_flavor` VALUES (94,54,'忌口','[\"不要葱\",\"不要蒜\",\"不要香菜\"]');
INSERT INTO `dish_flavor` VALUES (95,56,'忌口','[\"不要葱\",\"不要蒜\",\"不要香菜\",\"不要辣\"]');
INSERT INTO `dish_flavor` VALUES (96,57,'忌口','[\"不要葱\",\"不要蒜\",\"不要香菜\",\"不要辣\"]');
INSERT INTO `dish_flavor` VALUES (97,60,'忌口','[\"不要葱\",\"不要蒜\",\"不要香菜\",\"不要辣\"]');
INSERT INTO `dish_flavor` VALUES (101,66,'辣度','[\"不辣\",\"微辣\",\"中辣\",\"重辣\"]');
INSERT INTO `dish_flavor` VALUES (102,67,'辣度','[\"不辣\",\"微辣\",\"中辣\",\"重辣\"]');
INSERT INTO `dish_flavor` VALUES (103,65,'辣度','[\"不辣\",\"微辣\",\"中辣\",\"重辣\"]');

DROP TABLE IF EXISTS `employee`;
CREATE TABLE `employee` (
  `id` bigint NOT NULL AUTO_INCREMENT COMMENT '主键',
  `name` varchar(32) COLLATE utf8_bin NOT NULL COMMENT '姓名',
  `username` varchar(32) COLLATE utf8_bin NOT NULL COMMENT '用户名',
  `password` varchar(64) COLLATE utf8_bin NOT NULL COMMENT '密码',
  `phone` varchar(11) COLLATE utf8_bin NOT NULL COMMENT '手机号',
  `sex` varchar(2) COLLATE utf8_bin NOT NULL COMMENT '性别',
  `id_number` varchar(18) COLLATE utf8_bin NOT NULL COMMENT '身份证号',
  `status` int NOT NULL DEFAULT '1' COMMENT '状态 0:禁用,1:启用',
  `create_time` datetime DEFAULT NULL COMMENT '创建时间',
  `update_time` datetime DEFAULT NULL COMMENT '更新时间',
  `create_user` bigint DEFAULT NULL COMMENT '创建人',
  `update_user` bigint DEFAULT NULL COMMENT '修改人',
  PRIMARY KEY (`id`),
  UNIQUE KEY `idx_username` (`username`)
) ENGINE=InnoDB AUTO_INCREMENT=2 DEFAULT CHARSET=utf8mb3 COLLATE=utf8_bin COMMENT='员工信息';

INSERT INTO `employee` VALUES (1,'管理员','admin','123456','13812312312','1','110101199001010047',1,'2022-02-15 15:51:20','2022-02-17 09:16:20',10,1);

DROP TABLE IF EXISTS `order_detail`;
CREATE TABLE `order_detail` (
  `id` bigint NOT NULL AUTO_INCREMENT COMMENT '主键',
  `name` varchar(32) COLLATE utf8_bin DEFAULT NULL COMMENT '名字',
  `image` varchar(255) COLLATE utf8_bin DEFAULT NULL COMMENT '图片',
  `order_id` bigint NOT NULL COMMENT '订单id',
  `dish_id` bigint DEFAULT NULL COMMENT '菜品id',
  `setmeal_id` bigint DEFAULT NULL COMMENT '套餐id',
  `dish_flavor` varchar(50) COLLATE utf8_bin DEFAULT NULL COMMENT '口味',
  `number` int NOT NULL DEFAULT '1' COMMENT '数量',
  `amount` decimal(10,2) NOT NULL COMMENT '金额',
  PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=5 DEFAULT CHARSET=utf8mb3 COLLATE=utf8_bin COMMENT='订单明细表';

DROP TABLE IF EXISTS `orders`;
CREATE TABLE `orders` (
  `id` bigint NOT NULL AUTO_INCREMENT COMMENT '主键',
  `number` varchar(50) COLLATE utf8_bin DEFAULT NULL COMMENT '订单号',
  `status` int NOT NULL DEFAULT '1' COMMENT '订单状态 1待付款 2待接单 3已接单 4派送中 5已完成 6已取消 7退款',
  `user_id` bigint NOT NULL COMMENT '下单用户',
  `address_book_id` bigint NOT NULL COMMENT '地址id',
  `order_time` datetime NOT NULL COMMENT '下单时间',
  `checkout_time` datetime DEFAULT NULL COMMENT '结账时间',
  `pay_method` int NOT NULL DEFAULT '1' COMMENT '支付方式 1微信,2支付宝',
  `pay_status` tinyint NOT NULL DEFAULT '0' COMMENT '支付状态 0未支付 1已支付 2退款',
  `amount` decimal(10,2) NOT NULL COMMENT '实收金额',
  `remark` varchar(100) COLLATE utf8_bin DEFAULT NULL COMMENT '备注',
  `phone` varchar(11) COLLATE utf8_bin DEFAULT NULL COMMENT '手机号',
  `address` varchar(255) COLLATE utf8_bin DEFAULT NULL COMMENT '地址',
  `user_name` varchar(32) COLLATE utf8_bin DEFAULT NULL COMMENT '用户名称',
  `consignee` varchar(32) COLLATE utf8_bin DEFAULT NULL COMMENT '收货人',
  `cancel_reason` varchar(255) COLLATE utf8_bin DEFAULT NULL COMMENT '订单取消原因',
  `rejection_reason` varchar(255) COLLATE utf8_bin DEFAULT NULL COMMENT '订单拒绝原因',
  `cancel_time` datetime DEFAULT NULL COMMENT '订单取消时间',
  `estimated_delivery_time` datetime DEFAULT NULL COMMENT '预计送达时间',
  `delivery_status` tinyint(1) NOT NULL DEFAULT '1' COMMENT '配送状态  1立即送出  0选择具体时间',
  `delivery_time` datetime DEFAULT NULL COMMENT '送达时间',
  `pack_amount` int DEFAULT NULL COMMENT '打包费',
  `tableware_number` int DEFAULT NULL COMMENT '餐具数量',
  `tableware_status` tinyint(1) NOT NULL DEFAULT '1' COMMENT '餐具数量状态  1按餐量提供  0选择具体数量',
  PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=4 DEFAULT CHARSET=utf8mb3 COLLATE=utf8_bin COMMENT='订单表';

DROP TABLE IF EXISTS `setmeal`;
CREATE TABLE `setmeal` (
  `id` bigint NOT NULL AUTO_INCREMENT COMMENT '主键',
  `category_id` bigint NOT NULL COMMENT '菜品分类id',
  `name` varchar(32) COLLATE utf8_bin NOT NULL COMMENT '套餐名称',
  `price` decimal(10,2) NOT NULL COMMENT '套餐价格',
  `status` int DEFAULT '1' COMMENT '售卖状态 0:停售 1:起售',
  `description` varchar(255) COLLATE utf8_bin DEFAULT NULL COMMENT '描述信息',
  `image` varchar(255) COLLATE utf8_bin DEFAULT NULL COMMENT '图片',
  `create_time` datetime DEFAULT NULL COMMENT '创建时间',
  `update_time` datetime DEFAULT NULL COMMENT '更新时间',
  `create_user` bigint DEFAULT NULL COMMENT '创建人',
  `update_user` bigint DEFAULT NULL COMMENT '修改人',
  PRIMARY KEY (`id`),
  UNIQUE KEY `idx_setmeal_name` (`name`)
) ENGINE=InnoDB AUTO_INCREMENT=32 DEFAULT CHARSET=utf8mb3 COLLATE=utf8_bin COMMENT='套餐';

DROP TABLE IF EXISTS `setmeal_dish`;
CREATE TABLE `setmeal_dish` (
  `id` bigint NOT NULL AUTO_INCREMENT COMMENT '主键',
  `setmeal_id` bigint DEFAULT NULL COMMENT '套餐id',
  `dish_id` bigint DEFAULT NULL COMMENT '菜品id',
  `name` varchar(32) COLLATE utf8_bin DEFAULT NULL COMMENT '菜品名称 (冗余字段)',
  `price` decimal(10,2) DEFAULT NULL COMMENT '菜品单价(冗余字段)',
  `copies` int DEFAULT NULL COMMENT '菜品份数',
  PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=47 DEFAULT CHARSET=utf8mb3 COLLATE=utf8_bin COMMENT='套餐菜品关系';

DROP TABLE IF EXISTS `shopping_cart`;
CREATE TABLE `shopping_cart` (
  `id` bigint NOT NULL AUTO_INCREMENT COMMENT '主键',
  `name` varchar(32) COLLATE utf8_bin DEFAULT NULL COMMENT '商品名称',
  `image` varchar(255) COLLATE utf8_bin DEFAULT NULL COMMENT '图片',
  `user_id` bigint NOT NULL COMMENT '主键',
  `dish_id` bigint DEFAULT NULL COMMENT '菜品id',
  `setmeal_id` bigint DEFAULT NULL COMMENT '套餐id',
  `dish_flavor` varchar(50) COLLATE utf8_bin DEFAULT NULL COMMENT '口味',
  `number` int NOT NULL DEFAULT '1' COMMENT '数量',
  `amount` decimal(10,2) NOT NULL COMMENT '金额',
  `create_time` datetime DEFAULT NULL COMMENT '创建时间',
  PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=9 DEFAULT CHARSET=utf8mb3 COLLATE=utf8_bin COMMENT='购物车';

DROP TABLE IF EXISTS `user`;
CREATE TABLE `user` (
  `id` bigint NOT NULL AUTO_INCREMENT COMMENT '主键',
  `openid` varchar(45) COLLATE utf8_bin DEFAULT NULL COMMENT '微信用户唯一标识',
  `name` varchar(32) COLLATE utf8_bin DEFAULT NULL COMMENT '姓名',
  `phone` varchar(11) COLLATE utf8_bin DEFAULT NULL COMMENT '手机号',
  `sex` varchar(2) COLLATE utf8_bin DEFAULT NULL COMMENT '性别',
  `id_number` varchar(18) COLLATE utf8_bin DEFAULT NULL COMMENT '身份证号',
  `avatar` varchar(500) COLLATE utf8_bin DEFAULT NULL COMMENT '头像',
  `create_time` datetime DEFAULT NULL,
  PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=4 DEFAULT CHARSET=utf8mb3 COLLATE=utf8_bin COMMENT='用户信息';

 CRUD部分项目结构(针对mapper,service,impl三部分)

以UserService,UserServiceImpl,UserMapper为例:

定义User类

package com.sky.entity;

import lombok.AllArgsConstructor;
import lombok.Builder;
import lombok.Data;
import lombok.NoArgsConstructor;

import java.io.Serializable;
import java.time.LocalDate;
import java.time.LocalDateTime;

@Data
@Builder
@NoArgsConstructor
@AllArgsConstructor
public class User implements Serializable {

    private static final long serialVersionUID = 1L;

    private Long id;

    //微信用户唯一标识
    private String openid;

    //姓名
    private String name;

    //手机号
    private String phone;

    //性别 0 女 1 男
    private String sex;

    //身份证号
    private String idNumber;

    //头像
    private String avatar;

    //注册时间
    private LocalDateTime createTime;
}

 UserLoginDTO:用户登录的DTO

package com.sky.dto;

import lombok.Data;

import java.io.Serializable;

/**
 * C端用户登录
 */
@Data
public class UserLoginDTO implements Serializable {

    private String code;

}

 UserReportVO:用户结果处理的DTO的VO(可视化)

package com.sky.vo;

import lombok.AllArgsConstructor;
import lombok.Builder;
import lombok.Data;
import lombok.NoArgsConstructor;

import java.io.Serializable;

@Data
@Builder
@NoArgsConstructor
@AllArgsConstructor
public class UserReportVO implements Serializable {

    //日期,以逗号分隔,例如:2022-10-01,2022-10-02,2022-10-03
    private String dateList;

    //用户总量,以逗号分隔,例如:200,210,220
    private String totalUserList;

    //新增用户,以逗号分隔,例如:20,21,10
    private String newUserList;

}

  UserLoginVO :用户登录的DTO的VO(可视化)

package com.sky.vo;

import lombok.AllArgsConstructor;
import lombok.Builder;
import lombok.Data;
import lombok.NoArgsConstructor;

import java.io.Serializable;

@Data
@Builder
@NoArgsConstructor
@AllArgsConstructor
public class UserLoginVO implements Serializable {

    private Long id;
    private String openid;
    private String token;

}

  UserService:用户的服务层

  抽象类

package com.sky.service;

import com.sky.dto.UserLoginDTO;
import com.sky.entity.User;

public interface UserService {

    /**
     * 微信登录
     * @param userLoginDTO
     * @return
     */
    User wxLogin(UserLoginDTO userLoginDTO);
}

 UserServiceImpl:实现其父类的抽象方法

继承抽象类UserService去实现其父类的抽象方法

继承抽象类UserService,必须重写其所有的抽象方法

package com.sky.service.impl;

import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONObject;
import com.sky.constant.MessageConstant;
import com.sky.dto.UserLoginDTO;
import com.sky.entity.User;
import com.sky.exception.LoginFailedException;
import com.sky.mapper.UserMapper;
import com.sky.properties.WeChatProperties;
import com.sky.service.UserService;
import com.sky.utils.HttpClientUtil;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.time.LocalDateTime;
import java.util.HashMap;
import java.util.Map;

@Service
public class UserServiceImpl implements UserService {

    //微信服务接口地址
    private static final String WX_LOGIN = "https://api.weixin.qq.com/sns/jscode2session";

    @Autowired
    private WeChatProperties weChatProperties;

    @Autowired
    private UserMapper userMapper;

    /**
     * 微信登录
     * @param userLoginDTO
     * @return
     */
    public User wxLogin(UserLoginDTO userLoginDTO) {

        //调用微信接口服务,获得当前微信用户的openid
        String openid = getOpenid(userLoginDTO.getCode());

        //判断openid是否为空,如果为空表示登录失败,抛出业务异常
        if(openid == null){
            throw new LoginFailedException(MessageConstant.LOGIN_FAILED);
        }

        //判断当前用户是否为新用户
        User user = userMapper.getByOpenid(openid);

        //如果是新用户,自动完成注册

        if(user == null){
            user = User.builder()
                    .openid(openid)
                    .createTime(LocalDateTime.now())
                    .build();
            userMapper.insert(user);
        }
        //返回这个用户对象
        return user;
    }

    /**
     * 调用微信接口服务,获取微信用户的openid
     * @param code
     * @return
     */
    private String getOpenid(String code) {

        Map<String,String> map = new HashMap<>();
        map.put("appid",weChatProperties.getAppid());
        map.put("secret",weChatProperties.getSecret());
        map.put("js_code",code);
        map.put("grant_type","authorization_code");
        String json = HttpClientUtil.doGet(WX_LOGIN,map);

        JSONObject jsonObject = JSON.parseObject(json);
        String openid = jsonObject.getString("openid");

        return openid;
    }
}

UserMapper:数据库连接工具类

package com.sky.mapper;

import com.sky.entity.User;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;

import java.util.Map;

@Mapper
public interface UserMapper {

    /**
     * 通过openid查询用户
     * @param openid
     * @return
     */
    @Select("select * from user where openid = #{openid}")
    User getByOpenid(String openid);

    /**
     * 添加用户
     * @param user
     */
    void insert(User user);

    /**
     * 通过id查询用户
     * @param userId
     * @return
     */
    @Select("select * from user where id = #{userId}")
    User getById(Long userId);

    /**
     * 根据指定的时间和状态查询用户
     * @param map
     * @return
     */
    Integer countByMap(Map map);
}

数据库操作 

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
        "http://mybatis.org/dtd/mybatis-3-mapper.dtd" >
<mapper namespace="com.sky.mapper.UserMapper">

    <insert id="insert" useGeneratedKeys="true" keyProperty="id">
        insert into user (openid, name, phone, sex, id_number, avatar, create_time)
        values (#{openid}, #{name}, #{phone}, #{sex}, #{idNumber}, #{avatar},
                #{createTime})
    </insert>
    <select id="countByMap" resultType="java.lang.Integer">
        select count(id) from user
        <where>
            <if test="begin != null">
                and create_time &gt; #{begin}
            </if>
            <if test="end != null">
                and create_time &lt; #{end}
            </if>
        </where>
    </select>

</mapper>

配置文件 1

sky:
  datasource:
    driver-class-name: com.mysql.cj.jdbc.Driver
    host: localhost
    port: 3306
    database: sky_take_out
    username: root
    password: your_password

 配置文件 2

server:
  port: 8080

spring:
  profiles:
    active: dev
  main:
    allow-circular-references: true
  datasource:
    druid:
      driver-class-name: ${sky.datasource.driver-class-name}
      url: jdbc:mysql://${sky.datasource.host}:${sky.datasource.port}/${sky.datasource.database}?serverTimezone=Asia/Shanghai&useUnicode=true&characterEncoding=utf-8&zeroDateTimeBehavior=convertToNull&useSSL=false&allowPublicKeyRetrieval=true
      username: ${sky.datasource.username}
      password: ${sky.datasource.password}
  redis:
    host: ${sky.redis.host}
#    password: ${sky.redis.password}
    port: ${sky.redis.port}
    database: ${sky.redis.database}


mybatis:
  #mapper配置文件
  mapper-locations: classpath:mapper/*.xml
  type-aliases-package: com.sky.entity
  configuration:
    #开启驼峰命名
    map-underscore-to-camel-case: true

logging:
  level:
    com:
      sky:
        mapper: debug
        service: info
        controller: info

 下一篇将详细讲解代码理解

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