64 lines
1.4 KiB
Go
64 lines
1.4 KiB
Go
// Copyright 2019-present Facebook Inc. All rights reserved.
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// This source code is licensed under the Apache 2.0 license found
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// in the LICENSE file in the root directory of this source tree.
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package schema
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import (
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"entgo.io/ent"
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"entgo.io/ent/dialect/entsql"
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"entgo.io/ent/schema"
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"entgo.io/ent/schema/edge"
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"entgo.io/ent/schema/field"
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"entgo.io/ent/schema/index"
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)
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// Payment holds the schema definition for the Payment entity.
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type Payment struct {
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ent.Schema
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}
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// Fields of the Payment.
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func (Payment) Fields() []ent.Field {
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return []ent.Field{
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field.Int("card_id"),
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field.Float("amount").
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Positive(),
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field.Enum("currency").
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Values("USD", "EUR", "VND", "ILS"),
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field.Time("time"),
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field.String("description"),
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field.Enum("status").
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Values("pending", "completed", "failed"),
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}
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}
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// Edges of the Payment.
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func (Payment) Edges() []ent.Edge {
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return []ent.Edge{
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edge.From("card", Card.Type).
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Ref("payments").
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Unique().
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Required().
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Field("card_id"),
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}
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}
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// Indexes of the Payment.
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func (Payment) Indexes() []ent.Index {
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return []ent.Index{
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index.Fields("status", "time"),
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}
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}
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// Annotations of the Payment.
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func (Payment) Annotations() []schema.Annotation {
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return []schema.Annotation{
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// Named check constraints are compared by their name.
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// Thus, the definition does not need to be normalized.
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entsql.Checks(map[string]string{
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"amount_positive": "(`amount` > 0)",
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}),
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}
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}
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