chore(igx-ts,ng-update): attempt to migrate summaries operand change …

…from #425

migrations/migration-collection.json

@@ -10,6 +10,11 @@
             "version": "3.0.0",
             "description": "Updates Ignite UI for Angular project from 2.1.x",
             "factory": "./update-3"
+        },
+        "migration-03": {
+            "version": "3.2.0",
+            "description": "Updates Ignite UI for Angular project from 3.1.x",
+            "factory": "./update-3_2"
         }
     }
 }

migrations/update-3_2/index.spec.ts

@@ -0,0 +1,74 @@
+import * as path from "path";
+
+// tslint:disable:no-implicit-dependencies
+import { EmptyTree } from "@angular-devkit/schematics";
+// tslint:disable-next-line:no-submodule-imports
+import { SchematicTestRunner, UnitTestTree } from "@angular-devkit/schematics/testing";
+
+describe("Update 3.2.0", () => {
+	let appTree: UnitTestTree;
+	const schematicRunner = new SchematicTestRunner("ig-migrate", path.join(__dirname, "../migration-collection.json"));
+	const configJson = {
+		defaultProject: "testProj",
+		projects: {
+			testProj: {
+				sourceRoot: "/src"
+			}
+		}
+	};
+
+	beforeEach(() => {
+		appTree = new UnitTestTree(new EmptyTree());
+		appTree.create("/angular.json", JSON.stringify(configJson));
+	});
+
+	it("should update CustomDateSummary summaryResult assignment", done => {
+		const summaryFile = "/src/app/grid-summaries/grid-summaries.component.ts";
+		appTree.create(summaryFile,
+`class CustomDateSummary extends IgxDateSummaryOperand {
+   constructor() {
+     super();
+   }
+   public operate(data?: any[]): IgxSummaryResult[] {
+     const result = [];
+    result.push({
+      key: 'earliest',
+      label: 'Earliest Date',
+      summaryResult: (IgxDateSummaryOperand.earliest(data)).toLocaleDateString()
+    });
+    result.push({
+      key: 'latest',
+      label: 'Latest Date',
+      summaryResult: (IgxDateSummaryOperand.latest(data)).toLocaleDateString()
+    });
+     return result;
+   }
+ }`
+		);
+
+		schematicRunner.runSchematic("migration-03", {}, appTree);
+		expect(appTree.readContent(summaryFile))
+			.toEqual(
+`class CustomDateSummary extends IgxDateSummaryOperand {
+   constructor() {
+     super();
+   }
+   public operate(data?: any[]): IgxSummaryResult[] {
+     const result = [];
+    result.push({
+      key: 'earliest',
+      label: 'Earliest Date',
+      summaryResult: data.length ? (IgxDateSummaryOperand.earliest(data)).toLocaleDateString() : null
+    });
+    result.push({
+      key: 'latest',
+      label: 'Latest Date',
+      summaryResult: data.length ? (IgxDateSummaryOperand.latest(data)).toLocaleDateString() : null
+    });
+     return result;
+   }
+ }`
+			);
+		done();
+	});
+});

migrations/update-3_2/index.ts

@@ -0,0 +1,43 @@
+// tslint:disable:no-implicit-dependencies
+import { Rule, SchematicContext, Tree } from "@angular-devkit/schematics";
+// tslint:disable-next-line:no-submodule-imports
+import { getWorkspace } from "@schematics/angular/utility/config";
+
+const summaryEarliestAssignment =
+`summaryResult: (IgxDateSummaryOperand.earliest(data)).toLocaleDateString()`;
+const summaryEarliestReplacement =
+`summaryResult: data.length ? (IgxDateSummaryOperand.earliest(data)).toLocaleDateString() : null`;
+
+const summaryLatestAssignment =
+`summaryResult: (IgxDateSummaryOperand.latest(data)).toLocaleDateString()`;
+const summaryLatestReplacement =
+`summaryResult: data.length ? (IgxDateSummaryOperand.latest(data)).toLocaleDateString() : null`;
+
+export default function(): Rule {
+	return (host: Tree, context: SchematicContext) => {
+		const workspace = getWorkspace(host);
+		const project = workspace.defaultProject ?
+			workspace.projects[workspace.defaultProject] :
+			workspace.projects[0];
+
+		const sourceDir = host.getDir(project.sourceRoot || "./src");
+		const ext = ".ts";
+
+		context.logger.info(`Applying migration for Ignite UI CLI 3.2.0 related to custom IgxSummaryOperand.`);
+		context.logger.info(`See https://github.com/IgniteUI/igniteui-angular/issues/3414`);
+
+		sourceDir.visit((path, entry) => {
+			if (path.endsWith(ext)) {
+				let content = entry.content.toString();
+				if (content.indexOf(summaryEarliestAssignment) !== -1) {
+					content = content.replace(summaryEarliestAssignment, summaryEarliestReplacement);
+					host.overwrite(path, content);
+				}
+				if (content.indexOf(summaryLatestAssignment) !== -1) {
+					content = content.replace(summaryLatestAssignment, summaryLatestReplacement);
+					host.overwrite(path, content);
+				}
+			}
+		});
+	};
+}