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Playground copy button for large text fragments #1569

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merged 1 commit into from
Nov 4, 2024
Merged

Playground copy button for large text fragments #1569

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53 changes: 51 additions & 2 deletions civet.dev/.vitepress/components/Playground.vue
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Original file line number Diff line number Diff line change
Expand Up @@ -16,12 +16,14 @@ const props = defineProps<{
showComptime?: boolean;
comptime?: boolean;
}>();
const showCopy = ref(false);

const userCode = ref(b64.decode(props.b64Code));
const compileError = ref<string | undefined>('');
const inputHtml = ref('');
const outputHtml = ref('');
const inputHtmlEl = ref<HTMLDivElement>();
const outputHtmlEl = ref<HTMLDivElement>();
const textareaEl = ref<HTMLTextAreaElement>();

// Compile on input
Expand Down Expand Up @@ -97,6 +99,42 @@ function fixTextareaSize() {
}
}

async function copyOutputToClipboard(pointerEvent) {
let successed = false;
try {
const { textContent } = outputHtmlEl.value!;
await navigator.clipboard.writeText(textContent as string);
successed = true;
} catch (err) {
console.error(err);
}
// feedback
const labelTextEl = pointerEvent.target.parentNode.querySelector("[data-label-text]");
if (!labelTextEl) return;

const currentElementLabel = labelTextEl.textContent;
const SUCCESS = "Copied!";
const FAIL = "Failed to copy";
const elementLabelIsNotPrimary = [SUCCESS, FAIL].includes(currentElementLabel);
if (elementLabelIsNotPrimary){
return;
}
const providedMessage = successed ? SUCCESS : FAIL;
labelTextEl.textContent = providedMessage;
setTimeout(() => {
labelTextEl.textContent = currentElementLabel /* primary label */;
}, 2_000 /* DEFAULT */);
}

const showCopy_condition = async () => {
await nextTick();
const THRESHOLD = 300 /* symbols */;
showCopy.value = outputHtmlEl.value?.textContent?.length! > THRESHOLD;
};
watch(outputHtml, showCopy_condition)
watch(outputHtmlEl, showCopy_condition)


const playgroundUrl = computed(() => {
return `/playground?code=${b64.encode(userCode.value)}`;
});
Expand Down Expand Up @@ -138,7 +176,7 @@ const playgroundUrl = computed(() => {
</div>

<div class="col" :class="{ 'col--error': compileError }">
<div class="code code--output">
<div class="code code--output" ref="outputHtmlEl">
<div v-if="outputHtml" v-html="outputHtml" />
<slot v-else name="output" />
</div>
Expand All @@ -147,6 +185,10 @@ const playgroundUrl = computed(() => {
<input type="checkbox" v-model="comptime"/>
comptime
</label>
<label v-if = "showCopy">
<input type="button" @click="copyOutputToClipboard" />
<span data-label-text>Copy</span>
</label>
<label>
<input type="checkbox" v-model="ligatures"/>
Ligatures
Expand Down Expand Up @@ -271,5 +313,12 @@ const playgroundUrl = computed(() => {
overflow: visible;
}

input { vertical-align: middle; }
input {
vertical-align: middle;
}

label:has(> input),
label>input {
cursor: pointer;
}
</style>
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