From 23e6e2f16af0487e7b34be16baa9aed4febac1a5 Mon Sep 17 00:00:00 2001
From: Prathamesh Musale <prathamesh.musale0@gmail.com>
Date: Tue, 13 Feb 2024 18:32:17 +0530
Subject: [PATCH] Add commands to get bids for an auction

---
 utils/json.go                    |  4 ----
 x/auction/keeper/keeper.go       | 29 +++++++++++++++++------------
 x/auction/keeper/query_server.go | 32 +++++++++++++++++++++++++++++---
 x/auction/module/autocli.go      | 17 +++++++++++++++++
 4 files changed, 63 insertions(+), 19 deletions(-)

diff --git a/utils/json.go b/utils/json.go
index b10c501a..7ae9d280 100644
--- a/utils/json.go
+++ b/utils/json.go
@@ -1,7 +1,3 @@
-//
-// Copyright 2020 Wireline, Inc.
-//
-
 package utils
 
 import (
diff --git a/x/auction/keeper/keeper.go b/x/auction/keeper/keeper.go
index 635cbb89..5ac0c61d 100644
--- a/x/auction/keeper/keeper.go
+++ b/x/auction/keeper/keeper.go
@@ -162,25 +162,30 @@ func (k Keeper) GetBid(ctx sdk.Context, id string, bidder string) (auctiontypes.
 	return bid, nil
 }
 
+// GetBids gets the auction bids.
+func (k Keeper) GetBids(ctx sdk.Context, id string) ([]*auctiontypes.Bid, error) {
+	var bids []*auctiontypes.Bid
+
+	// TODO: Optimize using return by value?
+	err := k.Bids.Walk(ctx, collections.NewPrefixedPairRange[string, string](id), func(key collections.Pair[string, string], value auctiontypes.Bid) (stop bool, err error) {
+		bids = append(bids, &value)
+		return false, nil
+	})
+	if err != nil {
+		return nil, err
+	}
+
+	return bids, nil
+}
+
 // ListAuctions - get all auctions.
 func (k Keeper) ListAuctions(ctx sdk.Context) ([]auctiontypes.Auction, error) {
-	var auctions []auctiontypes.Auction
-
 	iter, err := k.Auctions.Iterate(ctx, nil)
 	if err != nil {
 		return nil, err
 	}
 
-	for ; iter.Valid(); iter.Next() {
-		auction, err := iter.Value()
-		if err != nil {
-			return nil, err
-		}
-
-		auctions = append(auctions, auction)
-	}
-
-	return auctions, nil
+	return iter.Values()
 }
 
 // GetAuction - gets a record from the store.
diff --git a/x/auction/keeper/query_server.go b/x/auction/keeper/query_server.go
index 5233a684..8ea8f89e 100644
--- a/x/auction/keeper/query_server.go
+++ b/x/auction/keeper/query_server.go
@@ -63,14 +63,40 @@ func (qs queryServer) GetAuction(c context.Context, req *auctiontypes.QueryAucti
 	return &auctiontypes.QueryAuctionResponse{Auction: &auction}, nil
 }
 
-// GetBid queries and auction bid
+// GetBid queries an auction bid by auction-id and bidder
 func (qs queryServer) GetBid(c context.Context, req *auctiontypes.QueryBidRequest) (*auctiontypes.QueryBidResponse, error) {
-	panic("unimplemented")
+	ctx := sdk.UnwrapSDKContext(c)
+
+	if req.AuctionId == "" {
+		return nil, errorsmod.Wrap(sdkerrors.ErrInvalidRequest, "auction id is required")
+	}
+
+	if req.Bidder == "" {
+		return nil, errorsmod.Wrap(sdkerrors.ErrInvalidRequest, "bidder address is required")
+	}
+
+	bid, err := qs.k.GetBid(ctx, req.AuctionId, req.Bidder)
+	if err != nil {
+		return nil, err
+	}
+
+	return &auctiontypes.QueryBidResponse{Bid: &bid}, nil
 }
 
 // GetBids queries all auction bids
 func (qs queryServer) GetBids(c context.Context, req *auctiontypes.QueryBidsRequest) (*auctiontypes.QueryBidsResponse, error) {
-	panic("unimplemented")
+	ctx := sdk.UnwrapSDKContext(c)
+
+	if req.AuctionId == "" {
+		return nil, errorsmod.Wrap(sdkerrors.ErrInvalidRequest, "auction id is required")
+	}
+
+	resp, err := qs.k.GetBids(ctx, req.AuctionId)
+	if err != nil {
+		return nil, err
+	}
+
+	return &auctiontypes.QueryBidsResponse{Bids: resp}, nil
 }
 
 // AuctionsByBidder queries auctions by bidder
diff --git a/x/auction/module/autocli.go b/x/auction/module/autocli.go
index 6f2b59b3..ffaed1af 100644
--- a/x/auction/module/autocli.go
+++ b/x/auction/module/autocli.go
@@ -43,6 +43,23 @@ func (am AppModule) AutoCLIOptions() *autocliv1.ModuleOptions {
 						{ProtoField: "owner_address"},
 					},
 				},
+				{
+					RpcMethod: "GetBid",
+					Use:       "get-bid [auction-id] [bidder]",
+					Short:     "Get auction bid by auction id and bidder",
+					PositionalArgs: []*autocliv1.PositionalArgDescriptor{
+						{ProtoField: "auction_id"},
+						{ProtoField: "bidder"},
+					},
+				},
+				{
+					RpcMethod: "GetBids",
+					Use:       "get-bids [auction-id]",
+					Short:     "Get all auction bids",
+					PositionalArgs: []*autocliv1.PositionalArgDescriptor{
+						{ProtoField: "auction_id"},
+					},
+				},
 			},
 		},
 		Tx: &autocliv1.ServiceCommandDescriptor{