API Update tokens endpoint

api/token.go

@@ -0,0 +1,66 @@
+package api
+
+import (
+	"errors"
+	"net/http"
+
+	"github.com/gin-gonic/gin"
+	"github.com/hermeznetwork/hermez-node/common"
+	"github.com/hermeznetwork/hermez-node/db"
+	"github.com/hermeznetwork/hermez-node/db/historydb"
+)
+
+func getToken(c *gin.Context) {
+	// Get TokenID
+	tokenIDUint, err := parseParamUint("id", nil, 0, maxUint32, c)
+	if err != nil {
+		retBadReq(err, c)
+		return
+	}
+	if tokenIDUint == nil { // tokenID is required
+		retBadReq(errors.New("Invalid tokenID"), c)
+		return
+	}
+	tokenID := common.TokenID(*tokenIDUint)
+	// Fetch token from historyDB
+	token, err := h.GetToken(tokenID)
+	if err != nil {
+		retSQLErr(err, c)
+		return
+	}
+	c.JSON(http.StatusOK, token)
+}
+
+func getTokens(c *gin.Context) {
+	// Account filters
+	tokenIDs, symbols, name, err := parseTokenFilters(c)
+	if err != nil {
+		retBadReq(err, c)
+		return
+	}
+
+	// Pagination
+	fromItem, order, limit, err := parsePagination(c)
+	if err != nil {
+		retBadReq(err, c)
+		return
+	}
+	// Fetch exits from historyDB
+	tokens, pagination, err := h.GetTokens(
+		tokenIDs, symbols, name, fromItem, limit, order,
+	)
+	if err != nil {
+		retSQLErr(err, c)
+		return
+	}
+
+	// Build succesfull response
+	type tokensResponse struct {
+		Tokens     []historydb.TokenWithUSD `json:"tokens"`
+		Pagination *db.Pagination           `json:"pagination"`
+	}
+	c.JSON(http.StatusOK, &tokensResponse{
+		Tokens:     tokens,
+		Pagination: pagination,
+	})
+}