legacy UI defaults to showing all users (#1430)

This is basically a backport of #1371 to the legacy UI.

Test plan: Manual inspection verifies it's doing the right thing. `yarn
test` passes.

Part of https://discourse.sourcecred.io/t/fixup-legacy-explorer/316

src/explorer/legacy/App.js

@@ -20,7 +20,6 @@ import {
   type StateTransitionMachineInterface,
   initialState,
 } from "./state";
-import {userNodeType} from "../../plugins/github/declaration";
 
 const credOverviewUrl =
   "https://discourse.sourcecred.io/t/a-gentle-introduction-to-cred/20";
@@ -116,7 +115,6 @@ export function createApp(
         const pnd = appState.pagerankNodeDecomposition;
         pagerankTable = (
           <PagerankTable
-            defaultNodeType={userNodeType}
             weightConfig={weightConfig}
             weightFileManager={weightFileManager}
             manualWeights={this.state.weights.nodeManualWeights}

src/explorer/legacy/pagerankTable/Table.js

@@ -8,7 +8,6 @@ import {WeightsFileManager} from "../../weights/WeightsFileManager";
 import {Graph, NodeAddress, type NodeAddressT} from "../../../core/graph";
 import type {PagerankNodeDecomposition} from "../../../analysis/pagerankNodeDecomposition";
 import {NodeRowList} from "./Node";
-import {type NodeType} from "../../../analysis/types";
 import {type PluginDeclaration} from "../../../analysis/pluginDeclaration";
 
 type PagerankTableProps = {|
@@ -16,27 +15,23 @@ type PagerankTableProps = {|
   +declarations: $ReadOnlyArray<PluginDeclaration>,
   +graph: Graph,
   +maxEntriesPerList: number,
-  +defaultNodeType: ?NodeType,
   +manualWeights: Map<NodeAddressT, number>,
   +onManualWeightsChange: (NodeAddressT, number) => void,
   +weightConfig: React$Element<typeof WeightConfig>,
   +weightFileManager: React$Element<typeof WeightsFileManager>,
 |};
 type PagerankTableState = {|
-  selectedNodeTypePrefix: NodeAddressT,
+  selectedNodeTypePrefix: NodeAddressT | null,
   showWeightConfig: boolean,
 |};
 export class PagerankTable extends React.PureComponent<
   PagerankTableProps,
   PagerankTableState
 > {
-  constructor(props: PagerankTableProps): void {
+  constructor(): void {
     super();
-    const {defaultNodeType} = props;
-    const selectedNodeTypePrefix =
-      defaultNodeType != null ? defaultNodeType.prefix : NodeAddress.empty;
     this.state = {
-      selectedNodeTypePrefix,
+      selectedNodeTypePrefix: null,
       showWeightConfig: false,
     };
   }
@@ -135,6 +130,15 @@ export class PagerankTable extends React.PureComponent<
       onManualWeightsChange,
       graph,
     };
+    const userTypes = [].concat(...declarations.map((p) => p.userTypes));
+    const userPrefixes = userTypes.map((x) => x.prefix);
+    const filterAllUsers = (n) =>
+      userPrefixes.some((p) => NodeAddress.hasPrefix(n, p));
+    const {selectedNodeTypePrefix} = this.state;
+    const nodeFilter =
+      selectedNodeTypePrefix == null
+        ? filterAllUsers
+        : (n) => NodeAddress.hasPrefix(n, selectedNodeTypePrefix);
     return (
       <table
         style={{
@@ -155,9 +159,7 @@ export class PagerankTable extends React.PureComponent<
         <tbody>
           <NodeRowList
             sharedProps={sharedProps}
-            nodes={Array.from(pnd.keys()).filter((node) =>
-              NodeAddress.hasPrefix(node, this.state.selectedNodeTypePrefix)
-            )}
+            nodes={Array.from(pnd.keys()).filter(nodeFilter)}
           />
         </tbody>
       </table>

src/explorer/legacy/pagerankTable/Table.test.js

@@ -9,12 +9,11 @@ import {PagerankTable} from "./Table";
 import {example, COLUMNS} from "./sharedTestUtils";
 import {NodeRowList} from "./Node";
 import {WeightConfig} from "../../weights/WeightConfig";
-import {type NodeType} from "../../../analysis/types";
 
 require("../../../webutil/testUtil").configureEnzyme();
 describe("explorer/legacy/pagerankTable/Table", () => {
   describe("PagerankTable", () => {
-    async function setup(defaultNodeType?: NodeType) {
+    async function setup() {
       const {
         pnd,
         sharedProps,
@@ -26,7 +25,6 @@ describe("explorer/legacy/pagerankTable/Table", () => {
       } = await example();
       const element = shallow(
         <PagerankTable
-          defaultNodeType={defaultNodeType}
           weightConfig={weightConfig}
           weightFileManager={weightFileManager}
           pnd={pnd}
@@ -122,9 +120,8 @@ describe("explorer/legacy/pagerankTable/Table", () => {
         const value = option.prop("value");
         expect(value).not.toEqual(NodeAddress.empty);
         const previousNodes = element.find("NodeRowList").prop("nodes");
-        expect(
-          previousNodes.every((n) => NodeAddress.hasPrefix(n, value))
-        ).toBe(false);
+        // No user nodes, so no nodes shown
+        expect(previousNodes).toHaveLength(0);
         element.find("select").simulate("change", {target: {value}});
         const actualNodes = element.find("NodeRowList").prop("nodes");
         expect(actualNodes.every((n) => NodeAddress.hasPrefix(n, value))).toBe(
@@ -134,20 +131,7 @@ describe("explorer/legacy/pagerankTable/Table", () => {
       });
       it("filter defaults to show all if defaultNodeType not passed", async () => {
         const {element} = await setup();
-        expect(element.state().selectedNodeTypePrefix).toEqual(
-          NodeAddress.empty
-        );
-      });
-      it("selectedNodeTypePrefix defaults to provided NodeType, if available", async () => {
-        const nodeType: NodeType = {
-          name: "testNodeType",
-          pluralName: "testNodeTypes",
-          prefix: NodeAddress.fromParts(["foo"]),
-          defaultWeight: 1,
-          description: "test type",
-        };
-        const {element} = await setup(nodeType);
-        expect(element.state().selectedNodeTypePrefix).toEqual(nodeType.prefix);
+        expect(element.state().selectedNodeTypePrefix).toEqual(null);
       });
     });
 
@@ -157,11 +141,10 @@ describe("explorer/legacy/pagerankTable/Table", () => {
         const nrl = element.find(NodeRowList);
         expect(nrl.props().sharedProps).toEqual(sharedProps);
       });
-      it("including all nodes by default", async () => {
-        const {element, pnd} = await setup();
+      it("including all user nodes by default", async () => {
+        const {element} = await setup();
         const nrl = element.find(NodeRowList);
-        const expectedNodes = Array.from(pnd.keys());
-        expect(nrl.props().nodes).toEqual(expectedNodes);
+        expect(nrl.props().nodes).toEqual([]);
       });
     });
   });