fix(Sankey): some fields should be hard coded

Author: csjkevin

src/plots/sankey/adaptor.ts

@@ -38,18 +38,7 @@ function defaultOptions(params: Params<SankeyOptions>): Params<SankeyOptions> {
  */
 function geometry(params: Params<SankeyOptions>): Params<SankeyOptions> {
   const { chart, options } = params;
-  const {
-    color,
-    nodeStyle,
-    edgeStyle,
-    label,
-    tooltip,
-    nodeState,
-    edgeState,
-    sourceField,
-    targetField,
-    rawFields = [],
-  } = options;
+  const { color, nodeStyle, edgeStyle, label, tooltip, nodeState, edgeState, rawFields = [] } = options;
 
   // 1. 组件，优先设置，因为子 view 会继承配置
   chart.legend(false);
@@ -73,7 +62,7 @@ function geometry(params: Params<SankeyOptions>): Params<SankeyOptions> {
       xField: X_FIELD,
       yField: Y_FIELD,
       seriesField: COLOR_FIELD,
-      rawFields: [sourceField, targetField, ...rawFields],
+      rawFields: ['source', 'target', ...rawFields],
       edge: {
         color,
         style: edgeStyle,