geido commented on code in PR #30646:
URL: https://github.com/apache/superset/pull/30646#discussion_r1835271362
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superset-frontend/src/utils/colorScheme.ts:
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@@ -107,31 +140,67 @@ export const refreshLabelsColorMap = (
*
* @param metadata - the dashboard metadata object
*/
-export const applyColors = (metadata: Record<string, any>, fresh = false) => {
+export const applyColors = (
+ metadata: Record<string, any>,
+ // fresh is used when changing / removing a color scheme
+ fresh = false,
+ // merge is used to catch new labels in the color map
+ merge = false,
+ // shared is used to apply only shared labels colors from a dashboard
+ // used in Explore with a dashboard context without color scheme
+ // or when loading a dashboard with no color scheme set
+ shared = false,
+) => {
const colorNameSpace = getColorNamespace(metadata?.color_namespace);
const categoricalNamespace =
CategoricalColorNamespace.getNamespace(colorNameSpace);
const colorScheme = metadata?.color_scheme;
const customLabelColors = metadata?.label_colors || {};
- // when scheme unset, update only custom label colors
- const labelsColorMap = metadata?.shared_label_colors || {};
+ const sharedLabels = Array.isArray(metadata?.shared_label_colors)
+ ? metadata.shared_label_colors
+ : getSharedLabels();
+ const fullLabelsColor = metadata?.map_label_colors || {};
+ // filter the fullLabelsColor object to only shared labels
+ const sharedLabelsColors = Object.fromEntries(
+ Object.entries(fullLabelsColor).filter(([label]) =>
+ sharedLabels.includes(label),
+ ),
+ );
- // reset forced colors (custom labels + labels color map)
- categoricalNamespace.resetColors();
+ const labelsColorMap = shared
+ ? sharedLabelsColors
+ : metadata?.map_label_colors || {};
- // apply custom label colors first
+ if (fresh) {
+ // reset custom label colors
+ categoricalNamespace.resetColors();
+ }
+
+ // re-apply custom label colors first
Object.keys(customLabelColors).forEach(label => {
categoricalNamespace.setColor(label, customLabelColors[label]);
});
- // re-instantiate a fresh labels color map based on current scheme
- // will consider also just applied custom label colors
- refreshLabelsColorMap(metadata?.color_namespace, colorScheme);
+ if (fresh || merge) {
+ // re-instantiate a fresh labels color map based on current scheme
+ // must consider also just applied customLabelColors if present
+ // will merge with existing colorMap only new labels when merge is true
+ refreshLabelsColorMap(metadata?.color_namespace, colorScheme, merge);
+ }
+
+ const currentColorMapEntries = shared
+ ? getSharedLabelsColorMapEntries(fullLabelsColor)
+ : getLabelsColorMapEntries();
// get the fresh map that was just updated or existing
const labelsColorMapEntries = fresh
- ? getLabelsColorMapEntries()
- : labelsColorMap;
+ ? currentColorMapEntries
+ : merge
+ ? {
+ ...currentColorMapEntries,
+ ...labelsColorMap,
Review Comment:
`currentColorMapEntries` is the freshest, `labelsColorMap` is what we have
stored. The idea is that if new labels appear in `currentColorMapEntries` they
should just get added but existing label colors of `labelsColorMap` should be
kept.
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