61 lines
1.5 KiB
Go
61 lines
1.5 KiB
Go
package services
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import (
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"context"
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"fmt"
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"time"
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"git.solsynth.dev/hypernet/paperclip/pkg/internal/gap"
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wproto "git.solsynth.dev/hypernet/wallet/pkg/proto"
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"github.com/rs/zerolog/log"
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"github.com/samber/lo"
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)
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const DiscountFileSize = 52428800 // 50 MiB
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// PlaceOrder create a transaction if needed for user
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// Pricing according here: https://kb.solsynth.dev/solar-network/wallet#file-uploads
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func PlaceOrder(user uint, filesize int64, withDiscount bool) error {
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if filesize <= DiscountFileSize && withDiscount {
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// Discount included
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return nil
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}
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var amount float64
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if withDiscount {
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billableSize := filesize - DiscountFileSize
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amount = float64(billableSize) / 1024 / 1024 * 1
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} else if filesize > DiscountFileSize {
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amount = 50 + float64(filesize-DiscountFileSize)/1024/1024*5
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} else {
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amount = float64(filesize) / 1024 / 1024 * 1
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}
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if !withDiscount {
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amount += 10 // Service fee
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}
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conn, err := gap.Nx.GetClientGrpcConn("wa")
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if err != nil {
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return fmt.Errorf("unable to connect wallet: %v", err)
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}
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wc := wproto.NewPaymentServiceClient(conn)
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ctx, cancel := context.WithTimeout(context.Background(), time.Second*3)
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defer cancel()
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resp, err := wc.MakeTransactionWithAccount(ctx, &wproto.MakeTransactionWithAccountRequest{
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PayerAccountId: lo.ToPtr(uint64(user)),
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Amount: amount,
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Remark: "File Uploading Fee",
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})
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if err != nil {
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return err
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}
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log.Info().
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Uint64("transaction", resp.Id).Float64("amount", amount).Bool("discount", withDiscount).
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Msg("Order placed for charge file uploading fee...")
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return nil
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}
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