From 9e2933b5a46cd43d777740a4f93cfa42e31f06e1 Mon Sep 17 00:00:00 2001
From: Maja Zarkova <maja.zarkova@mail.schwarz>
Date: Mon, 27 May 2024 12:04:58 +0300
Subject: [PATCH] Implement infoLabel/infoMessage tooltip

---
 apps/alpha-test-app/src/views/HomeView.vue    | 15 ++++-
 .../src/components/OnyxInput/OnyxInput.ct.tsx | 34 ++++++++++++
 .../components/OnyxInput/OnyxInput.stories.ts | 27 +++++++++
 .../src/components/OnyxInput/OnyxInput.vue    | 46 +++++++++++++++-
 .../src/components/OnyxInput/types.ts         |  9 +++
 .../OnyxTextarea/OnyxTextarea.ct.tsx          | 32 +++++++++++
 .../OnyxTextarea/OnyxTextarea.stories.ts      | 27 +++++++++
 .../components/OnyxTextarea/OnyxTextarea.vue  | 55 ++++++++++++++++++-
 .../src/components/OnyxTextarea/types.ts      |  2 +
 packages/sit-onyx/src/i18n/locales/de-DE.json |  3 +-
 packages/sit-onyx/src/i18n/locales/en-US.json |  3 +-
 11 files changed, 247 insertions(+), 6 deletions(-)

diff --git a/apps/alpha-test-app/src/views/HomeView.vue b/apps/alpha-test-app/src/views/HomeView.vue
index dcd0d9e77..9d62436c0 100644
--- a/apps/alpha-test-app/src/views/HomeView.vue
+++ b/apps/alpha-test-app/src/views/HomeView.vue
@@ -21,6 +21,8 @@ import {
   OnyxSwitch,
   OnyxTable,
   OnyxTag,
+  OnyxTextarea,
+  OnyxTimer,
   OnyxTooltip,
   type ListboxOption,
   type SelectOption,
@@ -183,7 +185,12 @@ timerEndDate.setHours(timerEndDate.getHours() + 2);
           :skeleton="useSkeleton"
         />
 
-        <OnyxInput v-if="show('OnyxInput')" label="Input" :skeleton="useSkeleton" />
+        <OnyxInput
+          v-if="show('OnyxInput')"
+          label="Input"
+          :skeleton="useSkeleton"
+          info-label="More information tooltip"
+        />
 
         <OnyxLink v-if="show('OnyxLink')" href="#" :skeleton="useSkeleton">Link</OnyxLink>
 
@@ -287,7 +294,11 @@ timerEndDate.setHours(timerEndDate.getHours() + 2);
 
         <OnyxTag v-if="show('OnyxTag')" label="Example tag" :icon="emojiHappy2" />
 
-        <OnyxTextarea v-if="show('OnyxTextarea')" label="Example textarea" />
+        <OnyxTextarea
+          v-if="show('OnyxTextarea')"
+          label="Example textarea"
+          info-label="More information tooltip"
+        />
 
         <OnyxTimer v-if="show('OnyxTimer')" label="Timer" :end-time="timerEndDate" />
 
diff --git a/packages/sit-onyx/src/components/OnyxInput/OnyxInput.ct.tsx b/packages/sit-onyx/src/components/OnyxInput/OnyxInput.ct.tsx
index feaed950d..d169178eb 100644
--- a/packages/sit-onyx/src/components/OnyxInput/OnyxInput.ct.tsx
+++ b/packages/sit-onyx/src/components/OnyxInput/OnyxInput.ct.tsx
@@ -59,6 +59,40 @@ test.describe("Screenshot tests", () => {
     },
   });
 
+  executeMatrixScreenshotTest({
+    name: "Input (infoLabel/infoMessage)",
+    columns: ["default", "long-text"],
+    rows: ["infoLabel", "infoMessage"],
+    // TODO: remove when contrast issues are fixed in https://github.com/SchwarzIT/onyx/issues/410
+    disabledAccessibilityRules: ["color-contrast"],
+    component: (column, row) => {
+      const label =
+        column === "long-text" ? "Very long label that should be truncated" : "Test label";
+      const message =
+        column === "long-text" ? "Very long message that should be truncated" : "Test message";
+      const infoLabel = "More information";
+      const infoMessage = "Additional info message";
+
+      return (
+        <OnyxInput
+          style="width: 12rem"
+          label={label}
+          message={row === "infoMessage" ? message : undefined}
+          infoLabel={row === "infoLabel" ? infoLabel : undefined}
+          infoMessage={row === "infoMessage" ? infoMessage : undefined}
+        />
+      );
+    },
+    beforeScreenshot: async (component, page, _column, _row) => {
+      const tooltip = page.getByRole("tooltip");
+      await component.evaluate((element) => {
+        element.style.height = `10rem`;
+      });
+
+      await tooltip.hover();
+    },
+  });
+
   executeMatrixScreenshotTest({
     name: "Input (readonly, disabled, loading)",
     columns: ["readonly", "disabled", "loading"],
diff --git a/packages/sit-onyx/src/components/OnyxInput/OnyxInput.stories.ts b/packages/sit-onyx/src/components/OnyxInput/OnyxInput.stories.ts
index d3f0d9f8d..939aea592 100644
--- a/packages/sit-onyx/src/components/OnyxInput/OnyxInput.stories.ts
+++ b/packages/sit-onyx/src/components/OnyxInput/OnyxInput.stories.ts
@@ -152,3 +152,30 @@ export const CustomError = {
     placeholder: "Interact with me to show error",
   },
 } satisfies Story;
+
+/**
+ * This example shows an input with info label tooltip.
+ */
+export const WithInfoLabel: Story = {
+  args: {
+    label: "Label",
+    infoLabel: "More information",
+  },
+  decorators: [
+    (story) => ({
+      components: { story },
+      template: `<div style="padding-top: 2rem"> <story /> </div>`,
+    }),
+  ],
+};
+
+/**
+ * This example shows an input with info message / additional text.
+ */
+export const WithInfoMessage = {
+  args: {
+    ...Default.args,
+    message: "Example message",
+    infoMessage: "Additional info message",
+  },
+} satisfies Story;
diff --git a/packages/sit-onyx/src/components/OnyxInput/OnyxInput.vue b/packages/sit-onyx/src/components/OnyxInput/OnyxInput.vue
index 9917bd6a4..5b1ab6f58 100644
--- a/packages/sit-onyx/src/components/OnyxInput/OnyxInput.vue
+++ b/packages/sit-onyx/src/components/OnyxInput/OnyxInput.vue
@@ -5,7 +5,11 @@ import { useRequired } from "../../composables/required";
 import { useCustomValidity } from "../../composables/useCustomValidity";
 import OnyxLoadingIndicator from "../OnyxLoadingIndicator/OnyxLoadingIndicator.vue";
 import OnyxSkeleton from "../OnyxSkeleton/OnyxSkeleton.vue";
+import OnyxTooltip from "../OnyxTooltip/OnyxTooltip.vue";
+import OnyxIcon from "../OnyxIcon/OnyxIcon.vue";
+import circleInformation from "@sit-onyx/icons/circle-information.svg?raw";
 import type { OnyxInputProps } from "./types";
+import { injectI18n } from "../../i18n";
 
 const props = withDefaults(defineProps<OnyxInputProps>(), {
   modelValue: "",
@@ -65,6 +69,7 @@ const patternSource = computed(() => {
 });
 
 const shouldShowCounter = computed(() => props.withCounter && props.maxlength);
+const { t } = injectI18n();
 </script>
 
 <template>
@@ -79,7 +84,18 @@ const shouldShowCounter = computed(() => props.withCounter && props.maxlength);
         v-if="!props.hideLabel"
         :class="['onyx-input__label', 'onyx-text--small', requiredMarkerClass]"
       >
-        <div class="onyx-truncation-ellipsis">{{ props.label }}</div>
+        <div class="onyx-input__info-label">
+          <div class="onyx-truncation-ellipsis">{{ props.label }}</div>
+          <OnyxTooltip v-if="props.infoLabel" open="hover" :text="props.infoLabel">
+            <button
+              :aria-label="t('infoTooltip')"
+              role="tooltip"
+              class="onyx-input__tooltip-trigger"
+            >
+              <OnyxIcon :icon="circleInformation" color="neutral" size="12px" />
+            </button>
+          </OnyxTooltip>
+        </div>
       </div>
 
       <div class="onyx-input__wrapper">
@@ -117,6 +133,17 @@ const shouldShowCounter = computed(() => props.withCounter && props.maxlength);
 
     <div v-if="props.message || shouldShowCounter" class="onyx-input__footer onyx-text--small">
       <span v-if="props.message" class="onyx-truncation-ellipsis">{{ props.message }}</span>
+      <OnyxTooltip
+        v-if="props.infoMessage"
+        class="onyx-input__info-message"
+        open="hover"
+        position="bottom"
+        :text="props.infoMessage"
+      >
+        <button :aria-label="t('infoTooltip')" role="tooltip" class="onyx-input__tooltip-trigger">
+          <OnyxIcon :icon="circleInformation" color="neutral" size="12px" />
+        </button>
+      </OnyxTooltip>
       <span v-if="shouldShowCounter" class="onyx-input__counter">
         {{ value.length }}/{{ props.maxlength }}
       </span>
@@ -178,6 +205,23 @@ const shouldShowCounter = computed(() => props.withCounter && props.maxlength);
       $vertical-padding: var(--onyx-input-padding-vertical)
     );
 
+    &__info-label {
+      display: flex;
+      gap: var(--onyx-spacing-2xs);
+      max-width: 100%;
+    }
+
+    &__info-message {
+      height: 1rem;
+      align-self: center;
+    }
+
+    &__tooltip-trigger {
+      border: none;
+      background-color: transparent;
+      padding: 0;
+    }
+
     &__wrapper {
       &:has(.onyx-input__native:read-write) {
         &:has(#{get-autofill-selectors(".onyx-input__native")}) {
diff --git a/packages/sit-onyx/src/components/OnyxInput/types.ts b/packages/sit-onyx/src/components/OnyxInput/types.ts
index 678f22e75..7e216cb00 100644
--- a/packages/sit-onyx/src/components/OnyxInput/types.ts
+++ b/packages/sit-onyx/src/components/OnyxInput/types.ts
@@ -10,6 +10,11 @@ export type OnyxInputProps = DensityProp &
      * If you want to visually hide the label, use the `hideLabel` property.
      */
     label: string;
+    /**
+     * Info text to pop up inside a tooltip, next to the label.
+     * The tooltip will be hidden if `hideLabel` property is set to true.
+     */
+    infoLabel?: string;
     /**
      * Current value of the input.
      */
@@ -84,6 +89,10 @@ export type OnyxInputProps = DensityProp &
      * Message / help text to display below the input.
      */
     message?: string;
+    /**
+     * Info message / additional text to display inside a tooltip next to the message.
+     */
+    infoMessage?: string;
     /**
      * If `true`, the label will be visually hidden and the `title` attribute will be set.
      * For accessibility / screen readers, the aria-label will still be set.
diff --git a/packages/sit-onyx/src/components/OnyxTextarea/OnyxTextarea.ct.tsx b/packages/sit-onyx/src/components/OnyxTextarea/OnyxTextarea.ct.tsx
index 6be60de0c..d4c4f7433 100644
--- a/packages/sit-onyx/src/components/OnyxTextarea/OnyxTextarea.ct.tsx
+++ b/packages/sit-onyx/src/components/OnyxTextarea/OnyxTextarea.ct.tsx
@@ -205,6 +205,38 @@ test.describe("Screenshot tests", () => {
       }
     },
   });
+
+  executeMatrixScreenshotTest({
+    name: "Textarea (infoLabel/infoMessage)",
+    columns: ["default", "long-text"],
+    rows: ["infoLabel", "infoMessage"],
+    component: (column, row) => {
+      const label =
+        column === "long-text" ? "Very long label that should be truncated" : "Test label";
+      const message =
+        column === "long-text" ? "Very long message that should be truncated" : "Test message";
+      const infoLabel = "More information";
+      const infoMessage = "Additional info message";
+
+      return (
+        <OnyxTextarea
+          style="width: 12rem"
+          label={label}
+          message={row === "infoMessage" ? message : undefined}
+          infoLabel={row === "infoLabel" ? infoLabel : undefined}
+          infoMessage={row === "infoMessage" ? infoMessage : undefined}
+        />
+      );
+    },
+    beforeScreenshot: async (component, page, _column, _row) => {
+      const tooltip = page.getByRole("tooltip");
+      await component.evaluate((element) => {
+        element.style.height = `15rem`;
+      });
+
+      await tooltip.hover();
+    },
+  });
 });
 
 test("should emit events", async ({ mount, makeAxeBuilder }) => {
diff --git a/packages/sit-onyx/src/components/OnyxTextarea/OnyxTextarea.stories.ts b/packages/sit-onyx/src/components/OnyxTextarea/OnyxTextarea.stories.ts
index df3a54cc0..fe13686d1 100644
--- a/packages/sit-onyx/src/components/OnyxTextarea/OnyxTextarea.stories.ts
+++ b/packages/sit-onyx/src/components/OnyxTextarea/OnyxTextarea.stories.ts
@@ -138,3 +138,30 @@ export const Autosize = {
     },
   },
 } satisfies Story;
+
+/**
+ * This example shows a textarea with info tooltip.
+ */
+export const WithInfoLabel: Story = {
+  args: {
+    label: "Label",
+    infoLabel: "More Information",
+  },
+  decorators: [
+    (story) => ({
+      components: { story },
+      template: `<div style="padding-top: 2rem"> <story /> </div>`,
+    }),
+  ],
+};
+
+/**
+ * This example shows a textarea with info message / additional text.
+ */
+export const WithInfoMessage = {
+  args: {
+    ...Default.args,
+    message: "Example message",
+    infoMessage: "Additional info message",
+  },
+} satisfies Story;
diff --git a/packages/sit-onyx/src/components/OnyxTextarea/OnyxTextarea.vue b/packages/sit-onyx/src/components/OnyxTextarea/OnyxTextarea.vue
index cc82c5fbb..60192b832 100644
--- a/packages/sit-onyx/src/components/OnyxTextarea/OnyxTextarea.vue
+++ b/packages/sit-onyx/src/components/OnyxTextarea/OnyxTextarea.vue
@@ -4,7 +4,11 @@ import { useDensity } from "../../composables/density";
 import { useRequired } from "../../composables/required";
 import { useCustomValidity } from "../../composables/useCustomValidity";
 import OnyxSkeleton from "../OnyxSkeleton/OnyxSkeleton.vue";
+import OnyxTooltip from "../OnyxTooltip/OnyxTooltip.vue";
+import OnyxIcon from "../OnyxIcon/OnyxIcon.vue";
+import circleInformation from "@sit-onyx/icons/circle-information.svg?raw";
 import type { OnyxTextareaProps } from "./types";
+import { injectI18n } from "../../i18n";
 
 const props = withDefaults(defineProps<OnyxTextareaProps>(), {
   modelValue: "",
@@ -57,6 +61,7 @@ const handleChange = (event: Event) => {
   emit("change", inputValue);
 };
 
+const { t } = injectI18n();
 const shouldShowCounter = computed(() => props.withCounter && props.maxlength);
 
 /**
@@ -99,7 +104,23 @@ const handleInput = (event: Event) => {
         v-if="!props.hideLabel"
         :class="['onyx-textarea__label', 'onyx-text--small', requiredMarkerClass]"
       >
-        <div class="onyx-truncation-ellipsis">{{ props.label }}</div>
+        <div class="onyx-textarea__info-label">
+          <div class="onyx-truncation-ellipsis">{{ props.label }}</div>
+          <OnyxTooltip
+            v-if="props.infoLabel"
+            class="onyx-textarea__info-label-text"
+            open="hover"
+            :text="props.infoLabel"
+          >
+            <button
+              :aria-label="t('infoTooltip')"
+              role="tooltip"
+              class="onyx-input__tooltip-trigger"
+            >
+              <OnyxIcon :icon="circleInformation" color="neutral" size="12px" />
+            </button>
+          </OnyxTooltip>
+        </div>
       </div>
 
       <div class="onyx-textarea__wrapper" :data-autosize-value="value">
@@ -134,6 +155,21 @@ const handleInput = (event: Event) => {
 
     <div v-if="props.message || shouldShowCounter" class="onyx-textarea__footer onyx-text--small">
       <span v-if="props.message" class="onyx-truncation-ellipsis">{{ props.message }}</span>
+      <OnyxTooltip
+        v-if="props.infoMessage"
+        class="onyx-textarea__info-message"
+        open="hover"
+        position="bottom"
+        :text="props.infoMessage"
+      >
+        <button
+          :aria-label="t('infoTooltip')"
+          role="tooltip"
+          class="onyx-textarea__tooltip-trigger"
+        >
+          <OnyxIcon :icon="circleInformation" color="neutral" size="12px" />
+        </button>
+      </OnyxTooltip>
       <span v-if="shouldShowCounter" class="onyx-textarea__counter">
         {{ value.length }}/{{ props.maxlength }}
       </span>
@@ -199,6 +235,23 @@ const handleInput = (event: Event) => {
       $vertical-padding: var(--onyx-textarea-padding-vertical)
     );
 
+    &__info-label {
+      display: flex;
+      gap: var(--onyx-spacing-2xs);
+      max-width: 100%;
+    }
+
+    &__info-message {
+      height: 1rem;
+      align-self: center;
+    }
+
+    &__tooltip-trigger {
+      border: none;
+      background-color: transparent;
+      padding: 0;
+    }
+
     &__wrapper {
       padding: 0;
       height: unset;
diff --git a/packages/sit-onyx/src/components/OnyxTextarea/types.ts b/packages/sit-onyx/src/components/OnyxTextarea/types.ts
index 3d923e9c8..28829098e 100644
--- a/packages/sit-onyx/src/components/OnyxTextarea/types.ts
+++ b/packages/sit-onyx/src/components/OnyxTextarea/types.ts
@@ -9,6 +9,7 @@ export type OnyxTextareaProps = DensityProp &
   Pick<
     OnyxInputProps,
     | "label"
+    | "infoLabel"
     | "hideLabel"
     | "modelValue"
     | "placeholder"
@@ -21,6 +22,7 @@ export type OnyxTextareaProps = DensityProp &
     | "maxlength"
     | "withCounter"
     | "message"
+    | "infoMessage"
     | "skeleton"
   > & {
     /**
diff --git a/packages/sit-onyx/src/i18n/locales/de-DE.json b/packages/sit-onyx/src/i18n/locales/de-DE.json
index b3c5cdec3..7962217ca 100644
--- a/packages/sit-onyx/src/i18n/locales/de-DE.json
+++ b/packages/sit-onyx/src/i18n/locales/de-DE.json
@@ -39,5 +39,6 @@
     "goToHome": "Gehe zur Startseite",
     "goBack": "Zurück",
     "userMenuLabel": "Benutzeroptionen"
-  }
+  },
+  "infoTooltip": "Info Tooltip"
 }
diff --git a/packages/sit-onyx/src/i18n/locales/en-US.json b/packages/sit-onyx/src/i18n/locales/en-US.json
index 30bb7d56c..ada22300e 100644
--- a/packages/sit-onyx/src/i18n/locales/en-US.json
+++ b/packages/sit-onyx/src/i18n/locales/en-US.json
@@ -39,5 +39,6 @@
     "goToHome": "Go to home page",
     "goBack": "Go back",
     "userMenuLabel": "User options"
-  }
+  },
+  "infoTooltip": "Info Tooltip"
 }