From 248c4a4c90b4eb98204e3f8aa0e122b3709918fb Mon Sep 17 00:00:00 2001
From: Gui Iribarren <gui@altermundi.net>
Date: Mon, 8 Jul 2024 10:04:15 +0200
Subject: [PATCH] api: report blockStoreBase in /chain/info

---
 api/api_types.go | 1 +
 api/chain.go     | 6 ++++++
 2 files changed, 7 insertions(+)

diff --git a/api/api_types.go b/api/api_types.go
index 65f20aa5f..6cdc796ea 100644
--- a/api/api_types.go
+++ b/api/api_types.go
@@ -207,6 +207,7 @@ type ChainInfo struct {
 	GenesisTime       time.Time `json:"genesisTime"  format:"date-time" example:"2022-11-17T18:00:57.379551614Z"`
 	InitialHeight     uint32    `json:"initialHeight"  example:"5467"`
 	Height            uint32    `json:"height" example:"5467"`
+	BlockStoreBase    uint32    `json:"blockStoreBase" example:"5467"`
 	Syncing           bool      `json:"syncing" example:"true"`
 	Timestamp         int64     `json:"blockTimestamp" swaggertype:"string" format:"date-time" example:"2022-11-17T18:00:57.379551614Z"`
 	TransactionCount  uint64    `json:"transactionCount" example:"554"`
diff --git a/api/chain.go b/api/chain.go
index a67af1d7a..858d48408 100644
--- a/api/chain.go
+++ b/api/chain.go
@@ -317,6 +317,11 @@ func (a *API) chainInfoHandler(_ *apirest.APIdata, ctx *httprouter.HTTPContext)
 		blockTimesInMs[0] = uint64(a.vocapp.BlockTimeTarget().Milliseconds())
 	}
 
+	blockStoreBase := uint32(0)
+	if a.vocapp.Node != nil && a.vocapp.Node.BlockStore() != nil {
+		blockStoreBase = uint32(a.vocapp.Node.BlockStore().Base())
+	}
+
 	data, err := json.Marshal(&ChainInfo{
 		ID:                a.vocapp.ChainID(),
 		BlockTime:         blockTimesInMs,
@@ -330,6 +335,7 @@ func (a *API) chainInfoHandler(_ *apirest.APIdata, ctx *httprouter.HTTPContext)
 		VoteCount:         voteCount,
 		GenesisTime:       a.vocapp.Genesis().GenesisTime,
 		InitialHeight:     uint32(a.vocapp.Genesis().InitialHeight),
+		BlockStoreBase:    blockStoreBase,
 		CircuitVersion:    circuit.Version(),
 		MaxCensusSize:     maxCensusSize,
 		NetworkCapacity:   networkCapacity,