🌱 Refactor analysis wizard

client/src/app/hooks/useFormChangeHandler.ts

@@ -0,0 +1,51 @@
+import { useEffect, useMemo } from "react";
+import {
+  FieldPathValues,
+  FieldValues,
+  Path,
+  UseFormReturn,
+  useWatch,
+} from "react-hook-form";
+
+/**
+ * Generic form change handler that watches specific form fields and calls a state change callback.
+ * @template TFormValues - The type of the form values
+ * @template TState - The type of the state object
+ * @template TWatchFields - The tuple type of field paths being watched
+ */
+export const useFormChangeHandler = <
+  TFormValues extends FieldValues,
+  TState,
+  TWatchFields extends Path<TFormValues>[],
+>({
+  form,
+  onStateChanged,
+  watchFields,
+  mapValuesToState,
+}: {
+  form: UseFormReturn<TFormValues>;
+  onStateChanged: (state: TState) => void;
+  watchFields: TWatchFields;
+  mapValuesToState: (
+    values: FieldPathValues<TFormValues, TWatchFields>,
+    isFormValid: boolean
+  ) => TState;
+}) => {
+  const {
+    control,
+    formState: { isValid },
+  } = form;
+
+  const watchedValues = useWatch<TFormValues>({
+    control,
+    name: [...watchFields] as Path<TFormValues>[],
+  }) as FieldPathValues<TFormValues, TWatchFields>;
+
+  const state = useMemo((): TState => {
+    return mapValuesToState(watchedValues, isValid);
+  }, [mapValuesToState, watchedValues, isValid]);
+
+  useEffect(() => {
+    onStateChanged(state);
+  }, [onStateChanged, state]);
+};

client/src/app/pages/applications/analysis-wizard/__tests__/utils.test.tsx

@@ -1,6 +1,6 @@
-import { Target, TargetLabel } from "@app/api/models";
+import { Application, Target, TargetLabel } from "@app/api/models";
 
-import { updateSelectedTargetLabels } from "../utils";
+import { isModeSupported, updateSelectedTargetLabels } from "../utils";
 
 const TARGET_LABELS: TargetLabel[] = [
   {
@@ -56,6 +56,140 @@ const TARGET_B: Target = {
   ],
 };
 
+describe("analysis-wizard utils - isModeSupported()", () => {
+  it("should return true for binary-upload mode regardless of application state", () => {
+    const application: Application = {
+      id: 1,
+      name: "Test App",
+      migrationWave: null,
+    };
+    expect(isModeSupported(application, "binary-upload")).toBe(true);
+  });
+
+  it("should return true for binary mode when application has valid binary format", () => {
+    const application: Application = {
+      id: 1,
+      name: "Test App",
+      binary: "group:artifact:version",
+      migrationWave: null,
+    };
+    expect(isModeSupported(application, "binary")).toBe(true);
+  });
+
+  it("should return false for binary mode when application binary is missing", () => {
+    const application: Application = {
+      id: 1,
+      name: "Test App",
+      migrationWave: null,
+    };
+    expect(isModeSupported(application, "binary")).toBe(false);
+  });
+
+  it("should return false for binary mode when application binary is empty", () => {
+    const application: Application = {
+      id: 1,
+      name: "Test App",
+      binary: "",
+      migrationWave: null,
+    };
+    expect(isModeSupported(application, "binary")).toBe(false);
+  });
+
+  it("should return false for binary mode when application binary does not match pattern", () => {
+    const application: Application = {
+      id: 1,
+      name: "Test App",
+      binary: "invalid-format",
+      migrationWave: null,
+    };
+    expect(isModeSupported(application, "binary")).toBe(false);
+  });
+
+  it("should return true for source-code-deps mode when repository URL exists", () => {
+    const application: Application = {
+      id: 1,
+      name: "Test App",
+      repository: {
+        url: "https://github.com/user/repo.git",
+      },
+      migrationWave: null,
+    };
+    expect(isModeSupported(application, "source-code-deps")).toBe(true);
+  });
+
+  it("should return false for source-code-deps mode when repository URL is missing", () => {
+    const application: Application = {
+      id: 1,
+      name: "Test App",
+      migrationWave: null,
+    };
+    expect(isModeSupported(application, "source-code-deps")).toBe(false);
+  });
+
+  it("should return false for source-code-deps mode when repository URL is empty", () => {
+    const application: Application = {
+      id: 1,
+      name: "Test App",
+      repository: {
+        url: "",
+      },
+      migrationWave: null,
+    };
+    expect(isModeSupported(application, "source-code-deps")).toBe(false);
+  });
+
+  it("should return true for source-code mode when repository URL exists", () => {
+    const application: Application = {
+      id: 1,
+      name: "Test App",
+      repository: {
+        url: "https://github.com/user/repo.git",
+      },
+      migrationWave: null,
+    };
+    expect(isModeSupported(application, "source-code")).toBe(true);
+  });
+
+  it("should return false for source-code mode when repository URL is missing", () => {
+    const application: Application = {
+      id: 1,
+      name: "Test App",
+      migrationWave: null,
+    };
+    expect(isModeSupported(application, "source-code")).toBe(false);
+  });
+
+  it("should return false for source-code mode when repository URL is empty", () => {
+    const application: Application = {
+      id: 1,
+      name: "Test App",
+      repository: {
+        url: "",
+      },
+      migrationWave: null,
+    };
+    expect(isModeSupported(application, "source-code")).toBe(false);
+  });
+
+  it("should return false for undefined mode", () => {
+    const application: Application = {
+      id: 1,
+      name: "Test App",
+      migrationWave: null,
+    };
+    expect(isModeSupported(application, undefined)).toBe(false);
+  });
+
+  it("should return false for unknown mode", () => {
+    const application: Application = {
+      id: 1,
+      name: "Test App",
+      migrationWave: null,
+    };
+    expect(isModeSupported(application, "unknown-mode")).toBe(false);
+  });
+});
+
 describe("analysis-wizard utils - updateSelectedTargetLabels()", () => {
   it("add a label to an empty list", () => {
     const theResult = updateSelectedTargetLabels(