添加优惠券功能，实现价格计算
This commit is contained in:
359
web/queries/coupon.gen.go
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359
web/queries/coupon.gen.go
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@@ -0,0 +1,359 @@
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// Code generated by gorm.io/gen. DO NOT EDIT.
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// Code generated by gorm.io/gen. DO NOT EDIT.
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// Code generated by gorm.io/gen. DO NOT EDIT.
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package queries
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import (
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"context"
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"gorm.io/gorm"
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"gorm.io/gorm/clause"
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"gorm.io/gorm/schema"
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"gorm.io/gen"
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"gorm.io/gen/field"
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"gorm.io/plugin/dbresolver"
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"platform/web/models"
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)
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func newCoupon(db *gorm.DB, opts ...gen.DOOption) coupon {
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_coupon := coupon{}
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_coupon.couponDo.UseDB(db, opts...)
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_coupon.couponDo.UseModel(&models.Coupon{})
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tableName := _coupon.couponDo.TableName()
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_coupon.ALL = field.NewAsterisk(tableName)
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_coupon.ExpireAt = field.NewTime(tableName, "expire_at")
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_coupon.CreatedAt = field.NewField(tableName, "created_at")
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_coupon.UpdatedAt = field.NewField(tableName, "updated_at")
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_coupon.DeletedAt = field.NewField(tableName, "deleted_at")
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_coupon.ID = field.NewInt32(tableName, "id")
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_coupon.UserID = field.NewInt32(tableName, "user_id")
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_coupon.Status = field.NewInt32(tableName, "status")
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_coupon.Code = field.NewString(tableName, "code")
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_coupon.Remark = field.NewString(tableName, "remark")
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_coupon.Amount = field.NewFloat64(tableName, "amount")
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_coupon.MinAmount = field.NewFloat64(tableName, "min_amount")
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_coupon.fillFieldMap()
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return _coupon
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}
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type coupon struct {
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couponDo
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ALL field.Asterisk
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ExpireAt field.Time
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CreatedAt field.Field
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UpdatedAt field.Field
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DeletedAt field.Field
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ID field.Int32
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UserID field.Int32
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Status field.Int32
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Code field.String
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Remark field.String
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Amount field.Float64
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MinAmount field.Float64
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fieldMap map[string]field.Expr
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}
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func (c coupon) Table(newTableName string) *coupon {
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c.couponDo.UseTable(newTableName)
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return c.updateTableName(newTableName)
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}
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func (c coupon) As(alias string) *coupon {
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c.couponDo.DO = *(c.couponDo.As(alias).(*gen.DO))
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return c.updateTableName(alias)
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}
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func (c *coupon) updateTableName(table string) *coupon {
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c.ALL = field.NewAsterisk(table)
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c.ExpireAt = field.NewTime(table, "expire_at")
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c.CreatedAt = field.NewField(table, "created_at")
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c.UpdatedAt = field.NewField(table, "updated_at")
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c.DeletedAt = field.NewField(table, "deleted_at")
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c.ID = field.NewInt32(table, "id")
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c.UserID = field.NewInt32(table, "user_id")
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c.Status = field.NewInt32(table, "status")
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c.Code = field.NewString(table, "code")
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c.Remark = field.NewString(table, "remark")
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c.Amount = field.NewFloat64(table, "amount")
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c.MinAmount = field.NewFloat64(table, "min_amount")
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c.fillFieldMap()
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return c
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}
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func (c *coupon) GetFieldByName(fieldName string) (field.OrderExpr, bool) {
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_f, ok := c.fieldMap[fieldName]
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if !ok || _f == nil {
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return nil, false
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}
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_oe, ok := _f.(field.OrderExpr)
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return _oe, ok
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}
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func (c *coupon) fillFieldMap() {
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c.fieldMap = make(map[string]field.Expr, 11)
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c.fieldMap["expire_at"] = c.ExpireAt
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c.fieldMap["created_at"] = c.CreatedAt
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c.fieldMap["updated_at"] = c.UpdatedAt
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c.fieldMap["deleted_at"] = c.DeletedAt
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c.fieldMap["id"] = c.ID
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c.fieldMap["user_id"] = c.UserID
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c.fieldMap["status"] = c.Status
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c.fieldMap["code"] = c.Code
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c.fieldMap["remark"] = c.Remark
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c.fieldMap["amount"] = c.Amount
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c.fieldMap["min_amount"] = c.MinAmount
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}
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func (c coupon) clone(db *gorm.DB) coupon {
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c.couponDo.ReplaceConnPool(db.Statement.ConnPool)
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return c
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}
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func (c coupon) replaceDB(db *gorm.DB) coupon {
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c.couponDo.ReplaceDB(db)
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return c
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}
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type couponDo struct{ gen.DO }
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func (c couponDo) Debug() *couponDo {
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return c.withDO(c.DO.Debug())
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}
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func (c couponDo) WithContext(ctx context.Context) *couponDo {
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return c.withDO(c.DO.WithContext(ctx))
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}
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func (c couponDo) ReadDB() *couponDo {
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return c.Clauses(dbresolver.Read)
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}
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func (c couponDo) WriteDB() *couponDo {
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return c.Clauses(dbresolver.Write)
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}
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func (c couponDo) Session(config *gorm.Session) *couponDo {
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return c.withDO(c.DO.Session(config))
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}
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func (c couponDo) Clauses(conds ...clause.Expression) *couponDo {
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return c.withDO(c.DO.Clauses(conds...))
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}
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func (c couponDo) Returning(value interface{}, columns ...string) *couponDo {
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return c.withDO(c.DO.Returning(value, columns...))
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}
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func (c couponDo) Not(conds ...gen.Condition) *couponDo {
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return c.withDO(c.DO.Not(conds...))
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}
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func (c couponDo) Or(conds ...gen.Condition) *couponDo {
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return c.withDO(c.DO.Or(conds...))
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}
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func (c couponDo) Select(conds ...field.Expr) *couponDo {
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return c.withDO(c.DO.Select(conds...))
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}
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func (c couponDo) Where(conds ...gen.Condition) *couponDo {
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return c.withDO(c.DO.Where(conds...))
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}
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func (c couponDo) Order(conds ...field.Expr) *couponDo {
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return c.withDO(c.DO.Order(conds...))
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}
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func (c couponDo) Distinct(cols ...field.Expr) *couponDo {
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return c.withDO(c.DO.Distinct(cols...))
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}
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func (c couponDo) Omit(cols ...field.Expr) *couponDo {
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return c.withDO(c.DO.Omit(cols...))
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}
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func (c couponDo) Join(table schema.Tabler, on ...field.Expr) *couponDo {
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return c.withDO(c.DO.Join(table, on...))
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}
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func (c couponDo) LeftJoin(table schema.Tabler, on ...field.Expr) *couponDo {
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return c.withDO(c.DO.LeftJoin(table, on...))
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}
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func (c couponDo) RightJoin(table schema.Tabler, on ...field.Expr) *couponDo {
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return c.withDO(c.DO.RightJoin(table, on...))
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}
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func (c couponDo) Group(cols ...field.Expr) *couponDo {
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return c.withDO(c.DO.Group(cols...))
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}
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func (c couponDo) Having(conds ...gen.Condition) *couponDo {
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return c.withDO(c.DO.Having(conds...))
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}
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func (c couponDo) Limit(limit int) *couponDo {
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return c.withDO(c.DO.Limit(limit))
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}
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func (c couponDo) Offset(offset int) *couponDo {
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return c.withDO(c.DO.Offset(offset))
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}
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func (c couponDo) Scopes(funcs ...func(gen.Dao) gen.Dao) *couponDo {
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return c.withDO(c.DO.Scopes(funcs...))
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}
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func (c couponDo) Unscoped() *couponDo {
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return c.withDO(c.DO.Unscoped())
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}
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func (c couponDo) Create(values ...*models.Coupon) error {
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if len(values) == 0 {
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return nil
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}
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return c.DO.Create(values)
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}
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func (c couponDo) CreateInBatches(values []*models.Coupon, batchSize int) error {
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return c.DO.CreateInBatches(values, batchSize)
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}
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// Save : !!! underlying implementation is different with GORM
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// The method is equivalent to executing the statement: db.Clauses(clause.OnConflict{UpdateAll: true}).Create(values)
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func (c couponDo) Save(values ...*models.Coupon) error {
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if len(values) == 0 {
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return nil
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}
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return c.DO.Save(values)
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}
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func (c couponDo) First() (*models.Coupon, error) {
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if result, err := c.DO.First(); err != nil {
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return nil, err
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} else {
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return result.(*models.Coupon), nil
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}
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}
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func (c couponDo) Take() (*models.Coupon, error) {
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if result, err := c.DO.Take(); err != nil {
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return nil, err
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} else {
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return result.(*models.Coupon), nil
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}
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}
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func (c couponDo) Last() (*models.Coupon, error) {
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if result, err := c.DO.Last(); err != nil {
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return nil, err
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} else {
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return result.(*models.Coupon), nil
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}
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}
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func (c couponDo) Find() ([]*models.Coupon, error) {
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result, err := c.DO.Find()
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return result.([]*models.Coupon), err
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}
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func (c couponDo) FindInBatch(batchSize int, fc func(tx gen.Dao, batch int) error) (results []*models.Coupon, err error) {
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buf := make([]*models.Coupon, 0, batchSize)
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err = c.DO.FindInBatches(&buf, batchSize, func(tx gen.Dao, batch int) error {
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defer func() { results = append(results, buf...) }()
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return fc(tx, batch)
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})
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return results, err
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}
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func (c couponDo) FindInBatches(result *[]*models.Coupon, batchSize int, fc func(tx gen.Dao, batch int) error) error {
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return c.DO.FindInBatches(result, batchSize, fc)
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}
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func (c couponDo) Attrs(attrs ...field.AssignExpr) *couponDo {
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return c.withDO(c.DO.Attrs(attrs...))
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}
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func (c couponDo) Assign(attrs ...field.AssignExpr) *couponDo {
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return c.withDO(c.DO.Assign(attrs...))
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}
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func (c couponDo) Joins(fields ...field.RelationField) *couponDo {
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for _, _f := range fields {
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c = *c.withDO(c.DO.Joins(_f))
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}
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return &c
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}
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func (c couponDo) Preload(fields ...field.RelationField) *couponDo {
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for _, _f := range fields {
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c = *c.withDO(c.DO.Preload(_f))
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}
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return &c
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}
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func (c couponDo) FirstOrInit() (*models.Coupon, error) {
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if result, err := c.DO.FirstOrInit(); err != nil {
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return nil, err
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} else {
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return result.(*models.Coupon), nil
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}
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}
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func (c couponDo) FirstOrCreate() (*models.Coupon, error) {
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if result, err := c.DO.FirstOrCreate(); err != nil {
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return nil, err
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} else {
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return result.(*models.Coupon), nil
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}
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}
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func (c couponDo) FindByPage(offset int, limit int) (result []*models.Coupon, count int64, err error) {
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result, err = c.Offset(offset).Limit(limit).Find()
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if err != nil {
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return
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}
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if size := len(result); 0 < limit && 0 < size && size < limit {
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count = int64(size + offset)
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return
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}
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count, err = c.Offset(-1).Limit(-1).Count()
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return
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}
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func (c couponDo) ScanByPage(result interface{}, offset int, limit int) (count int64, err error) {
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count, err = c.Count()
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if err != nil {
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return
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}
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err = c.Offset(offset).Limit(limit).Scan(result)
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return
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}
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func (c couponDo) Scan(result interface{}) (err error) {
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return c.DO.Scan(result)
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}
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func (c couponDo) Delete(models ...*models.Coupon) (result gen.ResultInfo, err error) {
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return c.DO.Delete(models)
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}
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func (c *couponDo) withDO(do gen.Dao) *couponDo {
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c.DO = *do.(*gen.DO)
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return c
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}
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@@ -25,6 +25,7 @@ var (
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Channel *channel
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Client *client
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ClientPermissionLink *clientPermissionLink
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Coupon *coupon
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Node *node
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Permission *permission
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Product *product
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@@ -52,6 +53,7 @@ func SetDefault(db *gorm.DB, opts ...gen.DOOption) {
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Channel = &Q.Channel
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Client = &Q.Client
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ClientPermissionLink = &Q.ClientPermissionLink
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Coupon = &Q.Coupon
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Node = &Q.Node
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Permission = &Q.Permission
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Product = &Q.Product
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@@ -80,6 +82,7 @@ func Use(db *gorm.DB, opts ...gen.DOOption) *Query {
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Channel: newChannel(db, opts...),
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Client: newClient(db, opts...),
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ClientPermissionLink: newClientPermissionLink(db, opts...),
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Coupon: newCoupon(db, opts...),
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Node: newNode(db, opts...),
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Permission: newPermission(db, opts...),
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Product: newProduct(db, opts...),
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@@ -109,6 +112,7 @@ type Query struct {
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Channel channel
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Client client
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ClientPermissionLink clientPermissionLink
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Coupon coupon
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Node node
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Permission permission
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Product product
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@@ -139,6 +143,7 @@ func (q *Query) clone(db *gorm.DB) *Query {
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Channel: q.Channel.clone(db),
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Client: q.Client.clone(db),
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ClientPermissionLink: q.ClientPermissionLink.clone(db),
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Coupon: q.Coupon.clone(db),
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Node: q.Node.clone(db),
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Permission: q.Permission.clone(db),
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Product: q.Product.clone(db),
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@@ -176,6 +181,7 @@ func (q *Query) ReplaceDB(db *gorm.DB) *Query {
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Channel: q.Channel.replaceDB(db),
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Client: q.Client.replaceDB(db),
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ClientPermissionLink: q.ClientPermissionLink.replaceDB(db),
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Coupon: q.Coupon.replaceDB(db),
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Node: q.Node.replaceDB(db),
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Permission: q.Permission.replaceDB(db),
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Product: q.Product.replaceDB(db),
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@@ -203,6 +209,7 @@ type queryCtx struct {
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Channel *channelDo
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Client *clientDo
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ClientPermissionLink *clientPermissionLinkDo
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Coupon *couponDo
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Node *nodeDo
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Permission *permissionDo
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Product *productDo
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@@ -230,6 +237,7 @@ func (q *Query) WithContext(ctx context.Context) *queryCtx {
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Channel: q.Channel.WithContext(ctx),
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Client: q.Client.WithContext(ctx),
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ClientPermissionLink: q.ClientPermissionLink.WithContext(ctx),
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Coupon: q.Coupon.WithContext(ctx),
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Node: q.Node.WithContext(ctx),
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Permission: q.Permission.WithContext(ctx),
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Product: q.Product.WithContext(ctx),
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