WIP Code cleanup

database/model.go

@@ -0,0 +1,54 @@
+package database
+
+import (
+	"github.com/google/uuid"
+	"payment-poc/state"
+	"time"
+)
+
+type PaymentEntry struct {
+	Id uuid.UUID `db:"id"`
+
+	Created  time.Time  `db:"created"`
+	Modified *time.Time `db:"modified"`
+
+	Gateway state.PaymentGateway `db:"gateway"`
+	State   state.PaymentState   `db:"state"`
+
+	Lang *string `db:"lang"`
+
+	Error *string `db:"error"`
+
+	// paid amount
+	Amount *int64 `db:"amount"`
+	// preauthorized amount
+	TotalAmount int64 `db:"total_amount"`
+
+	// used for wspay and viva
+	ECI *string `db:"eci"`
+
+	// stripe field
+	PaymentIntentId *string `db:"payment_intent_id"`
+
+	// wspay field
+	ShoppingCardID *string `db:"shopping_card_it"`
+	STAN           *string `db:"stan"`
+	Success        *int    `db:"success"`
+	ApprovalCode   *string `db:"approval_code"`
+
+	// viva field
+	OrderId       *OrderId   `db:"order_id"`
+	TransactionId *uuid.UUID `db:"transaction_id"`
+	EventId       *string    `db:"event_id"`
+}
+
+type OrderId string
+
+func (o OrderId) MarshalJSON() ([]byte, error) {
+	return []byte(o), nil
+}
+
+func (o *OrderId) UnmarshalJSON(value []byte) error {
+	*o = OrderId(value)
+	return nil
+}

database/provider.go

@@ -0,0 +1,57 @@
+package database
+
+import (
+	"github.com/google/uuid"
+	"github.com/jmoiron/sqlx"
+	"time"
+)
+
+type PaymentEntryProvider struct {
+	DB *sqlx.DB
+}
+
+func (p *PaymentEntryProvider) CreateEntry(entry PaymentEntry) (PaymentEntry, error) {
+	if entry.Id == uuid.Nil {
+		entry.Id = uuid.Must(uuid.NewRandom())
+	}
+	entry.Created = time.Now()
+
+	_, err := p.DB.Exec(`INSERT INTO "payment_entry" ("id", "created", "gateway", "state", "lang", "error", "amount", "total_amount", "eci", "payment_intent_id", "shopping_card_id", "stan", "success", "approval_code", "order_id", "transaction_id", "event_id")`,
+		&entry.Id, &entry.Created, &entry.Gateway, &entry.State, &entry.Lang, &entry.Error, &entry.Amount, &entry.TotalAmount, &entry.ECI, &entry.PaymentIntentId, &entry.ShoppingCardID, &entry.STAN, &entry.Success, &entry.ApprovalCode, &entry.OrderId, &entry.TransactionId, &entry.EventId,
+	)
+	if err != nil {
+		return PaymentEntry{}, err
+	}
+	return p.FetchById(entry.Id)
+}
+
+func (p *PaymentEntryProvider) UpdateEntry(entry PaymentEntry) (PaymentEntry, error) {
+	currentTime := time.Now()
+	entry.Modified = &currentTime
+
+	_, err := p.DB.Exec(`UPDATE "payment_entry" SET "modified" = $2, "state" = $3, "lang" = $4, "error" = $5, "amount" = $6, "eci" = $7, "payment_intent_id" = $8, "shopping_card_id" = $9, "stan" = $10, "success" = $11, "approval_code" = $12, "order_id" = $13, "transaction_id" = $14, "event_id" = $15 WHERE "id" = $1`,
+		&entry.Id, &entry.Modified, &entry.State, &entry.Lang, &entry.Error, &entry.Amount, &entry.ECI, &entry.PaymentIntentId, &entry.ShoppingCardID, &entry.STAN, &entry.Success, &entry.ApprovalCode, &entry.OrderId, &entry.TransactionId, &entry.EventId,
+	)
+	if err != nil {
+		return PaymentEntry{}, err
+	}
+	return p.FetchById(entry.Id)
+}
+
+func (p *PaymentEntryProvider) FetchById(id uuid.UUID) (PaymentEntry, error) {
+	entry := PaymentEntry{}
+	err := p.DB.Get(&entry, `SELECT * FROM "payment_entry" WHERE "id" = $1`, id)
+	return entry, err
+}
+
+func (p *PaymentEntryProvider) FetchAll() ([]PaymentEntry, error) {
+	var entries []PaymentEntry
+	err := p.DB.Select(&entries, `SELECT * FROM "payment_entry"`)
+	return entries, err
+}
+
+func (p *PaymentEntryProvider) FetchByOrderId(orderId OrderId) (PaymentEntry, error) {
+	entry := PaymentEntry{}
+	err := p.DB.Get(&entry, `SELECT * FROM "payment_entry" WHERE "order_id" = $1`, orderId)
+	return entry, err
+}