API Coordinator Refactor

api/coordinator.go

@@ -0,0 +1,57 @@
+package api
+
+import (
+	"net/http"
+
+	"github.com/gin-gonic/gin"
+	"github.com/hermeznetwork/hermez-node/db"
+	"github.com/hermeznetwork/hermez-node/db/historydb"
+)
+
+func getCoordinator(c *gin.Context) {
+	// Get bidderAddr
+	const name = "bidderAddr"
+	bidderAddr, err := parseParamEthAddr(name, c)
+
+	if err != nil {
+		retBadReq(err, c)
+		return
+	} else if bidderAddr == nil {
+		retBadReq(ErrNillBidderAddr, c)
+		return
+	}
+
+	coordinator, err := h.GetCoordinatorAPI(*bidderAddr)
+	if err != nil {
+		retSQLErr(err, c)
+		return
+	}
+
+	c.JSON(http.StatusOK, coordinator)
+}
+
+func getCoordinators(c *gin.Context) {
+	// Pagination
+	fromItem, order, limit, err := parsePagination(c)
+	if err != nil {
+		retBadReq(err, c)
+		return
+	}
+
+	// Fetch coordinators from historyDB
+	coordinators, pagination, err := h.GetCoordinatorsAPI(fromItem, limit, order)
+	if err != nil {
+		retSQLErr(err, c)
+		return
+	}
+
+	// Build succesfull response
+	type coordinatorsResponse struct {
+		Coordinators []historydb.CoordinatorAPI `json:"coordinators"`
+		Pagination   *db.Pagination             `json:"pagination"`
+	}
+	c.JSON(http.StatusOK, &coordinatorsResponse{
+		Coordinators: coordinators,
+		Pagination:   pagination,
+	})
+}