package api import ( "database/sql" "errors" "net/http" "github.com/gin-gonic/gin" "github.com/hermeznetwork/hermez-node/common" "github.com/hermeznetwork/hermez-node/db/historydb" "github.com/hermeznetwork/tracerr" ) func (a *API) getBatches(c *gin.Context) { // Get query parameters // minBatchNum minBatchNum, err := parseQueryUint("minBatchNum", nil, 0, maxUint32, c) if err != nil { retBadReq(err, c) return } // maxBatchNum maxBatchNum, err := parseQueryUint("maxBatchNum", nil, 0, maxUint32, c) if err != nil { retBadReq(err, c) return } // slotNum slotNum, err := parseQueryUint("slotNum", nil, 0, maxUint32, c) if err != nil { retBadReq(err, c) return } // forgerAddr forgerAddr, err := parseQueryEthAddr("forgerAddr", c) if err != nil { retBadReq(err, c) return } // pagination fromItem, order, limit, err := parsePagination(c) if err != nil { retBadReq(err, c) return } // Fetch batches from historyDB batches, pendingItems, err := a.h.GetBatchesAPI( minBatchNum, maxBatchNum, slotNum, forgerAddr, fromItem, limit, order, ) if err != nil { retSQLErr(err, c) return } // Build succesfull response type batchesResponse struct { Batches []historydb.BatchAPI `json:"batches"` PendingItems uint64 `json:"pendingItems"` } c.JSON(http.StatusOK, &batchesResponse{ Batches: batches, PendingItems: pendingItems, }) } func (a *API) getBatch(c *gin.Context) { // Get batchNum batchNum, err := parseParamUint("batchNum", nil, 0, maxUint32, c) if err != nil { retBadReq(err, c) return } if batchNum == nil { // batchNum is required retBadReq(errors.New("Invalid batchNum"), c) return } // Fetch batch from historyDB batch, err := a.h.GetBatchAPI(common.BatchNum(*batchNum)) if err != nil { retSQLErr(err, c) return } // JSON response c.JSON(http.StatusOK, batch) } type fullBatch struct { Batch *historydb.BatchAPI `json:"batch"` Txs []historydb.TxAPI `json:"transactions"` } func (a *API) getFullBatch(c *gin.Context) { // Get batchNum batchNum, err := parseParamUint("batchNum", nil, 0, maxUint32, c) if err != nil { retBadReq(err, c) return } if batchNum == nil { retBadReq(errors.New("Invalid batchNum"), c) return } // Fetch batch from historyDB batch, err := a.h.GetBatchAPI(common.BatchNum(*batchNum)) if err != nil { retSQLErr(err, c) return } // Fetch txs forged in the batch from historyDB maxTxsPerBatch := uint(2048) //nolint:gomnd txs, _, err := a.h.GetTxsAPI( nil, nil, nil, nil, batchNum, nil, nil, &maxTxsPerBatch, historydb.OrderAsc, ) if err != nil && tracerr.Unwrap(err) != sql.ErrNoRows { retSQLErr(err, c) return } // JSON response c.JSON(http.StatusOK, fullBatch{ Batch: batch, Txs: txs, }) }