From 14524df1071cf53d7225bc360e37bb1713492ee6 Mon Sep 17 00:00:00 2001
From: Sim Boon Long <simboonlong@gmail.com>
Date: Tue, 15 Mar 2022 09:13:50 +0800
Subject: [PATCH] feat: redact text (#85)

---
 .../common/RedactableValue.stories.tsx        | 26 ++++++++
 .../common/RedactableValue.test.tsx           | 46 +++++++++++++
 src/components/common/RedactableValue.tsx     | 66 +++++++++++++++++++
 src/index.tsx                                 |  1 +
 4 files changed, 139 insertions(+)
 create mode 100644 src/components/common/RedactableValue.stories.tsx
 create mode 100644 src/components/common/RedactableValue.test.tsx
 create mode 100644 src/components/common/RedactableValue.tsx

diff --git a/src/components/common/RedactableValue.stories.tsx b/src/components/common/RedactableValue.stories.tsx
new file mode 100644
index 0000000..e39fda9
--- /dev/null
+++ b/src/components/common/RedactableValue.stories.tsx
@@ -0,0 +1,26 @@
+import React, { ReactElement } from "react";
+import { RedactableValue } from "./RedactableValue";
+
+export default {
+  title: "RedactableValue/RedactableValue",
+  component: RedactableValue,
+};
+
+export const RedactableValueDefault = (): ReactElement => {
+  return <RedactableValue value="Some value" />;
+};
+
+export const RedactableValueIconDefault = (): ReactElement => {
+  return <RedactableValue value="Some value" editable onRedactionRequested={() => console.log("Please redact")} />;
+};
+
+export const RedactableValueIconCustom = (): ReactElement => {
+  return (
+    <RedactableValue
+      value="Some value"
+      editable
+      onRedactionRequested={() => console.log("Please redact")}
+      iconRedact={<>X</>}
+    />
+  );
+};
diff --git a/src/components/common/RedactableValue.test.tsx b/src/components/common/RedactableValue.test.tsx
new file mode 100644
index 0000000..3f519e4
--- /dev/null
+++ b/src/components/common/RedactableValue.test.tsx
@@ -0,0 +1,46 @@
+import React from "react";
+import { RedactableValue } from "./RedactableValue";
+import { screen, render, fireEvent } from "@testing-library/react";
+
+describe("redactablevalue component", () => {
+  it("should display value only when editable is not set", () => {
+    const callback = jest.fn();
+    render(<RedactableValue value="Text to display" onRedactionRequested={callback} />);
+
+    expect(screen.getByText("Text to display")).toBeInTheDocument();
+    expect(screen.queryByTitle("Redact handler")).not.toBeInTheDocument();
+  });
+
+  it("should display value only when editable is set to false", () => {
+    const callback = jest.fn();
+    render(<RedactableValue value="Text to display" onRedactionRequested={callback} editable={false} />);
+
+    expect(screen.getByText("Text to display")).toBeInTheDocument();
+    expect(screen.queryByTitle("Redact handler")).not.toBeInTheDocument();
+  });
+
+  it("should display value, redact default icon and call onRedactionRequested when editable is set to true", () => {
+    const callback = jest.fn();
+    render(<RedactableValue value="Text to display" onRedactionRequested={callback} editable />);
+
+    expect(screen.getByText("Text to display")).toBeInTheDocument();
+    expect(screen.queryByTitle("Redact handler")).toBeInTheDocument();
+    expect(screen.queryByTitle("Redact default icon")).toBeInTheDocument();
+    fireEvent.click(screen.getByTitle("Redact handler"));
+    expect(callback).toHaveBeenCalledTimes(1);
+  });
+
+  it("should display value, custom icon redact and call onRedactionRequested when editable is set to true", () => {
+    const callback = jest.fn();
+    render(
+      <RedactableValue value="Text to display" onRedactionRequested={callback} editable iconRedact={<>foobar</>} />
+    );
+
+    expect(screen.getByText("Text to display")).toBeInTheDocument();
+    expect(screen.queryByTitle("Redact handler")).toBeInTheDocument();
+    expect(screen.queryByTitle("Redact default icon")).not.toBeInTheDocument();
+    expect(screen.getByText("foobar")).toBeInTheDocument();
+    fireEvent.click(screen.getByText("foobar"));
+    expect(callback).toHaveBeenCalledTimes(1);
+  });
+});
diff --git a/src/components/common/RedactableValue.tsx b/src/components/common/RedactableValue.tsx
new file mode 100644
index 0000000..aa6883c
--- /dev/null
+++ b/src/components/common/RedactableValue.tsx
@@ -0,0 +1,66 @@
+import React, { FunctionComponent, useState } from "react";
+import { FontAwesomeIcon } from "@fortawesome/react-fontawesome";
+import { faTimes } from "@fortawesome/free-solid-svg-icons";
+import styled from "@emotion/styled";
+import { noop } from "../../utils";
+
+const IconRedactStyled = styled.span`
+  transition: color 0.2s ease-out;
+  color: #dc2626; // text-red-600 (tailwind)
+
+  &:hover {
+    color: #b91c1c; // text-red-700 (tailwind)
+  }
+`;
+
+const IconRedact: FunctionComponent = () => {
+  return (
+    <IconRedactStyled>
+      <FontAwesomeIcon title="Redact default icon" icon={faTimes} />
+    </IconRedactStyled>
+  );
+};
+
+export interface RedactValueProps {
+  value?: string | number;
+  onRedactionRequested?: () => void;
+  editable?: boolean;
+  iconRedact?: React.ReactElement;
+}
+
+/**
+ * RedactableValue component is almost a duplicate of ObfuscatableValue component
+ * ObfuscatableValue component started from OpenCerts, and may be in use on existing certificates, hence we do not want to meddle with the existing functionality
+ * RedactableValue component displays a value and a cross when editable props is set to true, allows custom redact icon, hints at redacted values
+ */
+export const RedactableValue: FunctionComponent<RedactValueProps> = ({
+  value,
+  onRedactionRequested = noop,
+  editable = false,
+  iconRedact = <IconRedact />,
+}) => {
+  const [isRedacted, setRedacted] = useState(false);
+
+  if (isRedacted) return <span style={{ display: "inline-block", color: "#454B50" }}>**Redacted**</span>;
+  if (!value) return <span style={{ display: "inline-block", color: "#454B50" }}>**Field value does not exists**</span>;
+
+  return (
+    <>
+      <span style={{ display: "inline-block", marginRight: "8px" }}>{value}</span>
+      {editable && (
+        <span
+          title="Redact handler"
+          style={{ display: "inline-block", cursor: "pointer" }}
+          onClick={() => {
+            if (editable) {
+              onRedactionRequested();
+              setRedacted(true);
+            }
+          }}
+        >
+          {iconRedact}
+        </span>
+      )}
+    </>
+  );
+};
diff --git a/src/index.tsx b/src/index.tsx
index f1422de..473a63c 100644
--- a/src/index.tsx
+++ b/src/index.tsx
@@ -1,5 +1,6 @@
 export { FrameConnector } from "./components/frame/FrameConnector";
 export { ObfuscatableValue } from "./components/common/ObfuscatableValue";
+export { RedactableValue } from "./components/common/RedactableValue";
 export { FramedDocumentRenderer } from "./components/renderer/FramedDocumentRenderer";
 export * from "./components/renderer/NoAttachmentRenderer";
 export * from "./components/renderer/FullAttachmentRenderer";