1 files changed, 60 insertions, 0 deletions
diff --git a/bidder/auction.go b/bidder/auction.go
new file mode 100644
index 0000000..7991504
--- /dev/null
+++ b/bidder/auction.go
@@ -0,0 +1,60 @@
+package bidder
+
+import (
+	"fmt"
+	"log"
+	"os"
+
+	"kesim.org/seal"
+)
+
+type Auction struct {
+	description *seal.Description
+
+	bidder seal.Bidder
+
+	log     func(string, ...any)
+	verbose func(string, ...any)
+	debug   func(string, ...any)
+}
+
+func nullf(string, ...any) {}
+
+func NewAuction(description *seal.Description, options ...Option) (auction *Auction, e error) {
+	if description.BitLength > 63 {
+		return nil, fmt.Errorf("Invalid BitLength in description: %d", description.BitLength)
+	}
+
+	logger := log.New(os.Stdout, "[seal::client] ", log.LstdFlags)
+
+	auction = &Auction{
+		description: description,
+		log:         logger.Printf,
+		verbose:     nullf,
+		debug:       nullf,
+	}
+
+	for _, opt := range options {
+		opt(auction)
+	}
+
+	return auction, nil
+}
+
+func (a *Auction) Join(price uint64) error {
+	bidder, e := newBid(price, a.description.BitLength)
+	if e != nil {
+		return e
+	}
+
+	a.debug("created bid: %#v\n", bidder.(*bid))
+
+	a.bidder = bidder
+	return nil
+}
+
+// Received is called by the consumer whenever a message came in for the auction via the dashboard
+// or other means of communication.
+func (a *Auction) Received(msg []byte) error {
+	return fmt.Errorf("Auction.Received not implemented")
+}
+\ No newline at end of file