feat[litemall-db, litemall-wx-api]: 小商城后端支持优惠券

litemall-db/mybatis-generator/generatorConfig.xml

@@ -158,5 +158,11 @@
         <table tableName="litemall_groupon">
             <generatedKey column="id" sqlStatement="MySql" identity="true"/>
         </table>
+        <table tableName="litemall_coupon">
+            <generatedKey column="id" sqlStatement="MySql" identity="true"/>
+        </table>
+        <table tableName="litemall_coupon_user">
+            <generatedKey column="id" sqlStatement="MySql" identity="true"/>
+        </table>
     </context>
 </generatorConfiguration>
\ No newline at end of file

litemall-db/src/main/java/org/linlinjava/litemall/db/dao/LitemallCouponMapper.java

+package org.linlinjava.litemall.db.dao;
+
+import java.util.List;
+import org.apache.ibatis.annotations.Param;
+import org.linlinjava.litemall.db.domain.LitemallCoupon;
+import org.linlinjava.litemall.db.domain.LitemallCouponExample;
+
+public interface LitemallCouponMapper {
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table litemall_coupon
+     *
+     * @mbg.generated
+     */
+    long countByExample(LitemallCouponExample example);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table litemall_coupon
+     *
+     * @mbg.generated
+     */
+    int deleteByExample(LitemallCouponExample example);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table litemall_coupon
+     *
+     * @mbg.generated
+     */
+    int deleteByPrimaryKey(Integer id);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table litemall_coupon
+     *
+     * @mbg.generated
+     */
+    int insert(LitemallCoupon record);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table litemall_coupon
+     *
+     * @mbg.generated
+     */
+    int insertSelective(LitemallCoupon record);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table litemall_coupon
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    LitemallCoupon selectOneByExample(LitemallCouponExample example);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table litemall_coupon
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    LitemallCoupon selectOneByExampleSelective(@Param("example") LitemallCouponExample example, @Param("selective") LitemallCoupon.Column ... selective);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table litemall_coupon
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    List<LitemallCoupon> selectByExampleSelective(@Param("example") LitemallCouponExample example, @Param("selective") LitemallCoupon.Column ... selective);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table litemall_coupon
+     *
+     * @mbg.generated
+     */
+    List<LitemallCoupon> selectByExample(LitemallCouponExample example);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table litemall_coupon
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    LitemallCoupon selectByPrimaryKeySelective(@Param("id") Integer id, @Param("selective") LitemallCoupon.Column ... selective);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table litemall_coupon
+     *
+     * @mbg.generated
+     */
+    LitemallCoupon selectByPrimaryKey(Integer id);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table litemall_coupon
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    LitemallCoupon selectByPrimaryKeyWithLogicalDelete(@Param("id") Integer id, @Param("andLogicalDeleted") boolean andLogicalDeleted);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table litemall_coupon
+     *
+     * @mbg.generated
+     */
+    int updateByExampleSelective(@Param("record") LitemallCoupon record, @Param("example") LitemallCouponExample example);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table litemall_coupon
+     *
+     * @mbg.generated
+     */
+    int updateByExample(@Param("record") LitemallCoupon record, @Param("example") LitemallCouponExample example);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table litemall_coupon
+     *
+     * @mbg.generated
+     */
+    int updateByPrimaryKeySelective(LitemallCoupon record);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table litemall_coupon
+     *
+     * @mbg.generated
+     */
+    int updateByPrimaryKey(LitemallCoupon record);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table litemall_coupon
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    int logicalDeleteByExample(@Param("example") LitemallCouponExample example);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table litemall_coupon
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    int logicalDeleteByPrimaryKey(Integer id);
+}
\ No newline at end of file

litemall-db/src/main/java/org/linlinjava/litemall/db/dao/LitemallCouponUserMapper.java

+package org.linlinjava.litemall.db.dao;
+
+import java.util.List;
+import org.apache.ibatis.annotations.Param;
+import org.linlinjava.litemall.db.domain.LitemallCouponUser;
+import org.linlinjava.litemall.db.domain.LitemallCouponUserExample;
+
+public interface LitemallCouponUserMapper {
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table litemall_coupon_user
+     *
+     * @mbg.generated
+     */
+    long countByExample(LitemallCouponUserExample example);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table litemall_coupon_user
+     *
+     * @mbg.generated
+     */
+    int deleteByExample(LitemallCouponUserExample example);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table litemall_coupon_user
+     *
+     * @mbg.generated
+     */
+    int deleteByPrimaryKey(Integer id);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table litemall_coupon_user
+     *
+     * @mbg.generated
+     */
+    int insert(LitemallCouponUser record);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table litemall_coupon_user
+     *
+     * @mbg.generated
+     */
+    int insertSelective(LitemallCouponUser record);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table litemall_coupon_user
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    LitemallCouponUser selectOneByExample(LitemallCouponUserExample example);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table litemall_coupon_user
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    LitemallCouponUser selectOneByExampleSelective(@Param("example") LitemallCouponUserExample example, @Param("selective") LitemallCouponUser.Column ... selective);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table litemall_coupon_user
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    List<LitemallCouponUser> selectByExampleSelective(@Param("example") LitemallCouponUserExample example, @Param("selective") LitemallCouponUser.Column ... selective);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table litemall_coupon_user
+     *
+     * @mbg.generated
+     */
+    List<LitemallCouponUser> selectByExample(LitemallCouponUserExample example);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table litemall_coupon_user
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    LitemallCouponUser selectByPrimaryKeySelective(@Param("id") Integer id, @Param("selective") LitemallCouponUser.Column ... selective);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table litemall_coupon_user
+     *
+     * @mbg.generated
+     */
+    LitemallCouponUser selectByPrimaryKey(Integer id);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table litemall_coupon_user
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    LitemallCouponUser selectByPrimaryKeyWithLogicalDelete(@Param("id") Integer id, @Param("andLogicalDeleted") boolean andLogicalDeleted);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table litemall_coupon_user
+     *
+     * @mbg.generated
+     */
+    int updateByExampleSelective(@Param("record") LitemallCouponUser record, @Param("example") LitemallCouponUserExample example);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table litemall_coupon_user
+     *
+     * @mbg.generated
+     */
+    int updateByExample(@Param("record") LitemallCouponUser record, @Param("example") LitemallCouponUserExample example);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table litemall_coupon_user
+     *
+     * @mbg.generated
+     */
+    int updateByPrimaryKeySelective(LitemallCouponUser record);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table litemall_coupon_user
+     *
+     * @mbg.generated
+     */
+    int updateByPrimaryKey(LitemallCouponUser record);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table litemall_coupon_user
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    int logicalDeleteByExample(@Param("example") LitemallCouponUserExample example);
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table litemall_coupon_user
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    int logicalDeleteByPrimaryKey(Integer id);
+}
\ No newline at end of file

litemall-db/src/main/java/org/linlinjava/litemall/db/domain/LitemallCouponUser.java

+package org.linlinjava.litemall.db.domain;
+
+import java.time.LocalDateTime;
+import java.util.ArrayList;
+import java.util.Arrays;
+
+public class LitemallCouponUser {
+    /**
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database table litemall_coupon_user
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    public static final Boolean NOT_DELETED = false;
+
+    /**
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database table litemall_coupon_user
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    public static final Boolean IS_DELETED = true;
+
+    /**
+     *
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database column litemall_coupon_user.id
+     *
+     * @mbg.generated
+     */
+    private Integer id;
+
+    /**
+     *
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database column litemall_coupon_user.user_id
+     *
+     * @mbg.generated
+     */
+    private Integer userId;
+
+    /**
+     *
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database column litemall_coupon_user.coupon_id
+     *
+     * @mbg.generated
+     */
+    private Integer couponId;
+
+    /**
+     *
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database column litemall_coupon_user.status
+     *
+     * @mbg.generated
+     */
+    private Short status;
+
+    /**
+     *
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database column litemall_coupon_user.used_time
+     *
+     * @mbg.generated
+     */
+    private LocalDateTime usedTime;
+
+    /**
+     *
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database column litemall_coupon_user.order_id
+     *
+     * @mbg.generated
+     */
+    private Integer orderId;
+
+    /**
+     *
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database column litemall_coupon_user.add_time
+     *
+     * @mbg.generated
+     */
+    private LocalDateTime addTime;
+
+    /**
+     *
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database column litemall_coupon_user.update_time
+     *
+     * @mbg.generated
+     */
+    private LocalDateTime updateTime;
+
+    /**
+     *
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database column litemall_coupon_user.deleted
+     *
+     * @mbg.generated
+     */
+    private Boolean deleted;
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method returns the value of the database column litemall_coupon_user.id
+     *
+     * @return the value of litemall_coupon_user.id
+     *
+     * @mbg.generated
+     */
+    public Integer getId() {
+        return id;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method sets the value of the database column litemall_coupon_user.id
+     *
+     * @param id the value for litemall_coupon_user.id
+     *
+     * @mbg.generated
+     */
+    public void setId(Integer id) {
+        this.id = id;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method returns the value of the database column litemall_coupon_user.user_id
+     *
+     * @return the value of litemall_coupon_user.user_id
+     *
+     * @mbg.generated
+     */
+    public Integer getUserId() {
+        return userId;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method sets the value of the database column litemall_coupon_user.user_id
+     *
+     * @param userId the value for litemall_coupon_user.user_id
+     *
+     * @mbg.generated
+     */
+    public void setUserId(Integer userId) {
+        this.userId = userId;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method returns the value of the database column litemall_coupon_user.coupon_id
+     *
+     * @return the value of litemall_coupon_user.coupon_id
+     *
+     * @mbg.generated
+     */
+    public Integer getCouponId() {
+        return couponId;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method sets the value of the database column litemall_coupon_user.coupon_id
+     *
+     * @param couponId the value for litemall_coupon_user.coupon_id
+     *
+     * @mbg.generated
+     */
+    public void setCouponId(Integer couponId) {
+        this.couponId = couponId;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method returns the value of the database column litemall_coupon_user.status
+     *
+     * @return the value of litemall_coupon_user.status
+     *
+     * @mbg.generated
+     */
+    public Short getStatus() {
+        return status;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method sets the value of the database column litemall_coupon_user.status
+     *
+     * @param status the value for litemall_coupon_user.status
+     *
+     * @mbg.generated
+     */
+    public void setStatus(Short status) {
+        this.status = status;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method returns the value of the database column litemall_coupon_user.used_time
+     *
+     * @return the value of litemall_coupon_user.used_time
+     *
+     * @mbg.generated
+     */
+    public LocalDateTime getUsedTime() {
+        return usedTime;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method sets the value of the database column litemall_coupon_user.used_time
+     *
+     * @param usedTime the value for litemall_coupon_user.used_time
+     *
+     * @mbg.generated
+     */
+    public void setUsedTime(LocalDateTime usedTime) {
+        this.usedTime = usedTime;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method returns the value of the database column litemall_coupon_user.order_id
+     *
+     * @return the value of litemall_coupon_user.order_id
+     *
+     * @mbg.generated
+     */
+    public Integer getOrderId() {
+        return orderId;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method sets the value of the database column litemall_coupon_user.order_id
+     *
+     * @param orderId the value for litemall_coupon_user.order_id
+     *
+     * @mbg.generated
+     */
+    public void setOrderId(Integer orderId) {
+        this.orderId = orderId;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method returns the value of the database column litemall_coupon_user.add_time
+     *
+     * @return the value of litemall_coupon_user.add_time
+     *
+     * @mbg.generated
+     */
+    public LocalDateTime getAddTime() {
+        return addTime;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method sets the value of the database column litemall_coupon_user.add_time
+     *
+     * @param addTime the value for litemall_coupon_user.add_time
+     *
+     * @mbg.generated
+     */
+    public void setAddTime(LocalDateTime addTime) {
+        this.addTime = addTime;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method returns the value of the database column litemall_coupon_user.update_time
+     *
+     * @return the value of litemall_coupon_user.update_time
+     *
+     * @mbg.generated
+     */
+    public LocalDateTime getUpdateTime() {
+        return updateTime;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method sets the value of the database column litemall_coupon_user.update_time
+     *
+     * @param updateTime the value for litemall_coupon_user.update_time
+     *
+     * @mbg.generated
+     */
+    public void setUpdateTime(LocalDateTime updateTime) {
+        this.updateTime = updateTime;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method returns the value of the database column litemall_coupon_user.deleted
+     *
+     * @return the value of litemall_coupon_user.deleted
+     *
+     * @mbg.generated
+     */
+    public Boolean getDeleted() {
+        return deleted;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method sets the value of the database column litemall_coupon_user.deleted
+     *
+     * @param deleted the value for litemall_coupon_user.deleted
+     *
+     * @mbg.generated
+     */
+    public void setDeleted(Boolean deleted) {
+        this.deleted = deleted;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table litemall_coupon_user
+     *
+     * @mbg.generated
+     */
+    @Override
+    public String toString() {
+        StringBuilder sb = new StringBuilder();
+        sb.append(getClass().getSimpleName());
+        sb.append(" [");
+        sb.append("Hash = ").append(hashCode());
+        sb.append(", id=").append(id);
+        sb.append(", userId=").append(userId);
+        sb.append(", couponId=").append(couponId);
+        sb.append(", status=").append(status);
+        sb.append(", usedTime=").append(usedTime);
+        sb.append(", orderId=").append(orderId);
+        sb.append(", addTime=").append(addTime);
+        sb.append(", updateTime=").append(updateTime);
+        sb.append(", deleted=").append(deleted);
+        sb.append("]");
+        return sb.toString();
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table litemall_coupon_user
+     *
+     * @mbg.generated
+     */
+    @Override
+    public boolean equals(Object that) {
+        if (this == that) {
+            return true;
+        }
+        if (that == null) {
+            return false;
+        }
+        if (getClass() != that.getClass()) {
+            return false;
+        }
+        LitemallCouponUser other = (LitemallCouponUser) that;
+        return (this.getId() == null ? other.getId() == null : this.getId().equals(other.getId()))
+            && (this.getUserId() == null ? other.getUserId() == null : this.getUserId().equals(other.getUserId()))
+            && (this.getCouponId() == null ? other.getCouponId() == null : this.getCouponId().equals(other.getCouponId()))
+            && (this.getStatus() == null ? other.getStatus() == null : this.getStatus().equals(other.getStatus()))
+            && (this.getUsedTime() == null ? other.getUsedTime() == null : this.getUsedTime().equals(other.getUsedTime()))
+            && (this.getOrderId() == null ? other.getOrderId() == null : this.getOrderId().equals(other.getOrderId()))
+            && (this.getAddTime() == null ? other.getAddTime() == null : this.getAddTime().equals(other.getAddTime()))
+            && (this.getUpdateTime() == null ? other.getUpdateTime() == null : this.getUpdateTime().equals(other.getUpdateTime()))
+            && (this.getDeleted() == null ? other.getDeleted() == null : this.getDeleted().equals(other.getDeleted()));
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table litemall_coupon_user
+     *
+     * @mbg.generated
+     */
+    @Override
+    public int hashCode() {
+        final int prime = 31;
+        int result = 1;
+        result = prime * result + ((getId() == null) ? 0 : getId().hashCode());
+        result = prime * result + ((getUserId() == null) ? 0 : getUserId().hashCode());
+        result = prime * result + ((getCouponId() == null) ? 0 : getCouponId().hashCode());
+        result = prime * result + ((getStatus() == null) ? 0 : getStatus().hashCode());
+        result = prime * result + ((getUsedTime() == null) ? 0 : getUsedTime().hashCode());
+        result = prime * result + ((getOrderId() == null) ? 0 : getOrderId().hashCode());
+        result = prime * result + ((getAddTime() == null) ? 0 : getAddTime().hashCode());
+        result = prime * result + ((getUpdateTime() == null) ? 0 : getUpdateTime().hashCode());
+        result = prime * result + ((getDeleted() == null) ? 0 : getDeleted().hashCode());
+        return result;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method corresponds to the database table litemall_coupon_user
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    public void andLogicalDeleted(boolean deleted) {
+        setDeleted(deleted ? IS_DELETED : NOT_DELETED);
+    }
+
+    /**
+     * This enum was generated by MyBatis Generator.
+     * This enum corresponds to the database table litemall_coupon_user
+     *
+     * @mbg.generated
+     * @project https://github.com/itfsw/mybatis-generator-plugin
+     */
+    public enum Column {
+        id("id", "id", "INTEGER", false),
+        userId("user_id", "userId", "INTEGER", false),
+        couponId("coupon_id", "couponId", "INTEGER", false),
+        status("status", "status", "SMALLINT", true),
+        usedTime("used_time", "usedTime", "TIMESTAMP", false),
+        orderId("order_id", "orderId", "INTEGER", false),
+        addTime("add_time", "addTime", "TIMESTAMP", false),
+        updateTime("update_time", "updateTime", "TIMESTAMP", false),
+        deleted("deleted", "deleted", "BIT", false);
+
+        /**
+         * This field was generated by MyBatis Generator.
+         * This field corresponds to the database table litemall_coupon_user
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        private static final String BEGINNING_DELIMITER = "`";
+
+        /**
+         * This field was generated by MyBatis Generator.
+         * This field corresponds to the database table litemall_coupon_user
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        private static final String ENDING_DELIMITER = "`";
+
+        /**
+         * This field was generated by MyBatis Generator.
+         * This field corresponds to the database table litemall_coupon_user
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        private final String column;
+
+        /**
+         * This field was generated by MyBatis Generator.
+         * This field corresponds to the database table litemall_coupon_user
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        private final boolean isColumnNameDelimited;
+
+        /**
+         * This field was generated by MyBatis Generator.
+         * This field corresponds to the database table litemall_coupon_user
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        private final String javaProperty;
+
+        /**
+         * This field was generated by MyBatis Generator.
+         * This field corresponds to the database table litemall_coupon_user
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        private final String jdbcType;
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table litemall_coupon_user
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public String value() {
+            return this.column;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table litemall_coupon_user
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public String getValue() {
+            return this.column;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table litemall_coupon_user
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public String getJavaProperty() {
+            return this.javaProperty;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table litemall_coupon_user
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public String getJdbcType() {
+            return this.jdbcType;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table litemall_coupon_user
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        Column(String column, String javaProperty, String jdbcType, boolean isColumnNameDelimited) {
+            this.column = column;
+            this.javaProperty = javaProperty;
+            this.jdbcType = jdbcType;
+            this.isColumnNameDelimited = isColumnNameDelimited;
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table litemall_coupon_user
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public String desc() {
+            return this.getEscapedColumnName() + " DESC";
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table litemall_coupon_user
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public String asc() {
+            return this.getEscapedColumnName() + " ASC";
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table litemall_coupon_user
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public static Column[] excludes(Column ... excludes) {
+            ArrayList<Column> columns = new ArrayList<>(Arrays.asList(Column.values()));
+            if (excludes != null && excludes.length > 0) {
+                columns.removeAll(new ArrayList<>(Arrays.asList(excludes)));
+            }
+            return columns.toArray(new Column[]{});
+        }
+
+        /**
+         * This method was generated by MyBatis Generator.
+         * This method corresponds to the database table litemall_coupon_user
+         *
+         * @mbg.generated
+         * @project https://github.com/itfsw/mybatis-generator-plugin
+         */
+        public String getEscapedColumnName() {
+            if (this.isColumnNameDelimited) {
+                return new StringBuilder().append(BEGINNING_DELIMITER).append(this.column).append(ENDING_DELIMITER).toString();
+            } else {
+                return this.column;
+            }
+        }
+    }
+}
\ No newline at end of file

litemall-db/src/main/java/org/linlinjava/litemall/db/service/CouponAssignService.java

+package org.linlinjava.litemall.db.service;
+
+import org.linlinjava.litemall.db.domain.LitemallCoupon;
+import org.linlinjava.litemall.db.domain.LitemallCouponUser;
+import org.linlinjava.litemall.db.util.CouponConstant;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import java.math.BigDecimal;
+import java.time.LocalDateTime;
+import java.util.List;
+
+@Service
+public class CouponAssignService {
+
+    @Autowired
+    private LitemallCouponUserService couponUserService;
+    @Autowired
+    private LitemallCouponService couponService;
+
+    /**
+     * 分发注册优惠券
+     *
+     * @param userId
+     * @return
+     */
+    public void assignForRegister(Integer userId) {
+        List<LitemallCoupon> couponList = couponService.queryRegister();
+        for(LitemallCoupon coupon : couponList){
+            Integer couponId = coupon.getId();
+
+            Integer count = couponUserService.countUserAndCoupon(userId, couponId);
+            if (count > 0) {
+                continue;
+            }
+
+            Short limit = coupon.getLimit();
+            while(limit > 0){
+                LitemallCouponUser couponUser = new LitemallCouponUser();
+                couponUser.setCouponId(couponId);
+                couponUser.setUserId(userId);
+                couponUserService.add(couponUser);
+
+                limit--;
+            }
+        }
+
+    }
+
+}
\ No newline at end of file

litemall-db/src/main/java/org/linlinjava/litemall/db/service/CouponVerifyService.java

+package org.linlinjava.litemall.db.service;
+
+import org.linlinjava.litemall.db.domain.LitemallCoupon;
+import org.linlinjava.litemall.db.domain.LitemallCouponUser;
+import org.linlinjava.litemall.db.util.CouponConstant;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import java.math.BigDecimal;
+import java.time.LocalDateTime;
+
+@Service
+public class CouponVerifyService {
+
+    @Autowired
+    private LitemallCouponUserService couponUserService;
+    @Autowired
+    private LitemallCouponService couponService;
+
+    /**
+     * 检测优惠券是否适合
+     *
+     * @param userId
+     * @param couponId
+     * @param checkedGoodsPrice
+     * @return
+     */
+    public LitemallCoupon checkCoupon(Integer userId, Integer couponId, BigDecimal checkedGoodsPrice) {
+        LitemallCoupon coupon = couponService.findById(couponId);
+        LitemallCouponUser couponUser = couponUserService.queryOne(userId, couponId);
+        if (coupon == null || couponUser == null) {
+            return null;
+        }
+
+        // 检查是否超期
+        Short days = coupon.getDays();
+        LocalDateTime now = LocalDateTime.now();
+        if (days == 0) {
+            if (now.isBefore(coupon.getStartTime()) || now.isAfter(coupon.getEndTime())) {
+                return null;
+            }
+        } else {
+            LocalDateTime expired = couponUser.getAddTime().plusDays(days);
+            if (now.isAfter(expired)) {
+                return null;
+            }
+        }
+        // 检测商品是否符合
+        // TODO 目前仅支持全平台商品，所以不需要检测
+        Short goodType = coupon.getGoodsType();
+        if (!goodType.equals(CouponConstant.GOODS_TYPE_ALL)) {
+            return null;
+        }
+
+        // 检测订单状态
+        Short status = coupon.getStatus();
+        if (!status.equals(CouponConstant.STATUS_NORMAL)) {
+            return null;
+        }
+        // 检测是否满足最低消费
+        if (checkedGoodsPrice.compareTo(coupon.getMin()) == -1) {
+            return null;
+        }
+
+        return coupon;
+    }
+
+}
\ No newline at end of file

litemall-db/src/main/java/org/linlinjava/litemall/db/service/LitemallAdminService.java

@@ -75,5 +75,4 @@ public class LitemallAdminService {
     public LitemallAdmin findById(Integer id) {
         return adminMapper.selectByPrimaryKeySelective(id, result);
     }
-
 }

litemall-db/src/main/java/org/linlinjava/litemall/db/service/LitemallCouponService.java

+package org.linlinjava.litemall.db.service;
+
+import com.github.pagehelper.PageHelper;
+import org.linlinjava.litemall.db.dao.LitemallCouponMapper;
+import org.linlinjava.litemall.db.domain.LitemallCoupon;
+import org.linlinjava.litemall.db.domain.LitemallCoupon.Column;
+import org.linlinjava.litemall.db.domain.LitemallCouponExample;
+import org.linlinjava.litemall.db.domain.LitemallCouponUser;
+import org.linlinjava.litemall.db.util.CouponConstant;
+import org.springframework.stereotype.Service;
+
+import javax.annotation.Resource;
+import java.util.List;
+
+@Service
+public class LitemallCouponService {
+    @Resource
+    private LitemallCouponMapper couponMapper;
+
+    private Column[] result = new Column[]{Column.id, Column.name, Column.desc, Column.tag,
+                                            Column.days, Column.startTime, Column.endTime,
+                                            Column.discount, Column.min};
+
+    /**
+     * 查询
+     *
+     * @param offset
+     * @param limit
+     * @param sort
+     * @param order
+     * @return
+     */
+    public List<LitemallCoupon> queryList(int offset, int limit, String sort, String order) {
+        LitemallCouponExample example = new LitemallCouponExample();
+        example.or().andTypeEqualTo(CouponConstant.TYPE_COMMON).andStatusEqualTo(CouponConstant.STATUS_NORMAL).andDeletedEqualTo(false);
+        example.setOrderByClause(sort + " " + order);
+        PageHelper.startPage(offset, limit);
+        return couponMapper.selectByExampleSelective(example, result);
+    }
+
+    public int queryTotal() {
+        LitemallCouponExample example = new LitemallCouponExample();
+        example.or().andTypeEqualTo(CouponConstant.TYPE_COMMON).andStatusEqualTo(CouponConstant.STATUS_NORMAL).andDeletedEqualTo(false);
+        return (int) couponMapper.countByExample(example);
+    }
+
+    public List<LitemallCoupon> queryList(int offset, int limit) {
+        return queryList(offset, limit, "add_time", "desc");
+    }
+
+    public LitemallCoupon findById(Integer id) {
+        return couponMapper.selectByPrimaryKey(id);
+    }
+
+    /**
+     * 查询新用户注册优惠券
+     *
+     * @return
+     */
+    public List<LitemallCoupon> queryRegister() {
+        LitemallCouponExample example = new LitemallCouponExample();
+        example.or().andTypeEqualTo(CouponConstant.TYPE_REGISTER).andStatusEqualTo(CouponConstant.STATUS_NORMAL).andDeletedEqualTo(false);
+        return couponMapper.selectByExample(example);
+    }
+}

litemall-db/src/main/java/org/linlinjava/litemall/db/service/LitemallCouponUserService.java

+package org.linlinjava.litemall.db.service;
+
+import com.github.pagehelper.PageHelper;
+import org.linlinjava.litemall.db.dao.LitemallCouponUserMapper;
+import org.linlinjava.litemall.db.domain.LitemallCouponUser;
+import org.linlinjava.litemall.db.domain.LitemallCouponUserExample;
+import org.linlinjava.litemall.db.util.CouponUserConstant;
+import org.springframework.stereotype.Service;
+import org.springframework.util.StringUtils;
+
+import javax.annotation.Resource;
+import java.time.LocalDateTime;
+import java.util.List;
+
+@Service
+public class LitemallCouponUserService {
+    @Resource
+    private LitemallCouponUserMapper couponUserMapper;
+
+    public Integer countCoupon(Integer couponId) {
+        LitemallCouponUserExample example = new LitemallCouponUserExample();
+        example.or().andCouponIdEqualTo(couponId).andDeletedEqualTo(false);
+        return (int)couponUserMapper.countByExample(example);
+    }
+
+    public Integer countUserAndCoupon(Integer userId, Integer couponId) {
+        LitemallCouponUserExample example = new LitemallCouponUserExample();
+        example.or().andUserIdEqualTo(userId).andCouponIdEqualTo(couponId).andDeletedEqualTo(false);
+        return (int)couponUserMapper.countByExample(example);
+    }
+
+    public void add(LitemallCouponUser couponUser) {
+        couponUser.setAddTime(LocalDateTime.now());
+        couponUser.setUpdateTime(LocalDateTime.now());
+        couponUserMapper.insertSelective(couponUser);
+    }
+
+    public List<LitemallCouponUser> queryList(Integer userId, Integer couponId, Short status, Integer page, Integer size, String sort, String order) {
+        LitemallCouponUserExample example = new LitemallCouponUserExample();
+        LitemallCouponUserExample.Criteria criteria = example.createCriteria();
+        if (userId != null) {
+            criteria.andUserIdEqualTo(userId);
+        }
+        if(couponId != null){
+            criteria.andCouponIdEqualTo(couponId);
+        }
+        if (status != null) {
+            criteria.andStatusEqualTo(status);
+        }
+        criteria.andDeletedEqualTo(false);
+
+        if (!StringUtils.isEmpty(sort) && !StringUtils.isEmpty(order)) {
+            example.setOrderByClause(sort + " " + order);
+        }
+
+        if (!StringUtils.isEmpty(page) && !StringUtils.isEmpty(size)) {
+            PageHelper.startPage(page, size);
+        }
+
+        return couponUserMapper.selectByExample(example);
+    }
+
+    public List<LitemallCouponUser> queryAll(Integer userId, Integer couponId) {
+        return queryList(userId, couponId, CouponUserConstant.STATUS_USABLE, null, null, "add_time", "desc");
+    }
+
+    public List<LitemallCouponUser> queryAll(Integer userId) {
+        return queryList(userId, null, CouponUserConstant.STATUS_USABLE, null, null, "add_time", "desc");
+    }
+
+    public LitemallCouponUser queryOne(Integer userId, Integer couponId) {
+        List<LitemallCouponUser> couponUserList = queryList(userId, couponId, CouponUserConstant.STATUS_USABLE, 1, 1, "add_time", "desc");
+        if(couponUserList.size() == 0){
+            return null;
+        }
+        return couponUserList.get(0);
+    }
+
+    public LitemallCouponUser findById(Integer id) {
+        return couponUserMapper.selectByPrimaryKey(id);
+    }
+
+
+    public int update(LitemallCouponUser couponUser) {
+        couponUser.setUpdateTime(LocalDateTime.now());
+        return couponUserMapper.updateByPrimaryKeySelective(couponUser);
+    }
+}

litemall-db/src/main/java/org/linlinjava/litemall/db/util/CouponConstant.java

+package org.linlinjava.litemall.db.util;
+
+public class CouponConstant {
+    public static final Short TYPE_COMMON = 0;
+    public static final Short TYPE_REGISTER = 1;
+
+    public static final Short GOODS_TYPE_ALL = 0;
+    public static final Short GOODS_TYPE_CATEGORY = 1;
+    public static final Short GOODS_TYPE_ARRAY = 2;
+
+    public static final Short STATUS_NORMAL = 0;
+    public static final Short STATUS_EXPIRED = 1;
+    public static final Short STATUS_OUT = 2;
+}

litemall-db/src/main/java/org/linlinjava/litemall/db/util/CouponUserConstant.java

+package org.linlinjava.litemall.db.util;
+
+public class CouponUserConstant {
+    public static final Short STATUS_USABLE = 0;
+    public static final Short STATUS_USED = 1;
+    public static final Short STATUS_EXPIRED = 2;
+    public static final Short STATUS_OUT = 3;
+}

litemall-wx-api/src/main/java/org/linlinjava/litemall/wx/util/WxResponseCode.java

@@ -28,4 +28,8 @@ public class WxResponseCode {
     public static final Integer ORDER_COMMENT_EXPIRED = 727;
 
     public static final Integer GROUPON_EXPIRED = 730;
+
+    public static final int COUPON_EXCEED_LIMIT = 740;
+    public static final int COUPON_RECEIVE_FAIL= 741;
+
 }