1 files changed, 95 insertions, 0 deletions
diff --git a/packages/frontend/src/components/MkPostForm.TextCounter.vue b/packages/frontend/src/components/MkPostForm.TextCounter.vue
new file mode 100644
index 0000000000..b1d39df5d3
--- /dev/null
+++ b/packages/frontend/src/components/MkPostForm.TextCounter.vue
@@ -0,0 +1,95 @@
+<!--
+SPDX-FileCopyrightText: syuilo and misskey-project
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<div :class="[$style.textCountRoot]">
+	<div :class="$style.textCountLabel">{{ i18n.ts.textCount }}</div>
+	<div
+		:class="[$style.textCount,
+			{ [$style.danger]: textCountPercentage > 100 },
+			{ [$style.warning]: textCountPercentage > 90 && textCountPercentage <= 100 },
+		]"
+	>
+		<div :class="$style.textCountGraph"></div>
+		<div><span :class="$style.textCountCurrent">{{ number(textLength) }}</span> / {{ number(maxTextLength) }}</div>
+	</div>
+</div>
+</template>
+
+<script lang="ts" setup>
+import { computed, useTemplateRef } from 'vue';
+import { instance } from '@/instance.js';
+import { i18n } from '@/i18n.js';
+import number from '@/filters/number.js';
+
+const props = defineProps<{
+	textLength: number;
+}>();
+
+const maxTextLength = computed(() => {
+	return instance ? instance.maxNoteTextLength : 1000;
+});
+
+const textCountPercentage = computed(() => {
+	return props.textLength / maxTextLength.value * 100;
+});
+</script>
+
+<style lang="scss" module>
+.textCountRoot {
+	padding: 4px 14px;
+}
+
+.textCountLabel {
+	font-size: 11px;
+	opacity: 0.8;
+	margin-bottom: 4px;
+}
+
+.textCount {
+	display: flex;
+	gap: var(--MI-marginHalf);
+	align-items: center;
+	font-size: 12px;
+	--countColor: var(--MI_THEME-accent);
+
+	&.danger {
+		--countColor: var(--MI_THEME-error);
+	}
+
+	&.warning {
+		--countColor: var(--MI_THEME-warn);
+	}
+
+	.textCountGraph {
+		position: relative;
+		width: 24px;
+		height: 24px;
+		border-radius: 50%;
+		background-image: conic-gradient(
+			var(--countColor) 0% v-bind("Math.min(100, textCountPercentage) + '%'"),
+			rgba(0, 0, 0, .2) v-bind("Math.min(100, textCountPercentage) + '%'") 100%
+		);
+
+		&::after {
+			content: '';
+			position: absolute;
+			width: 16px;
+			height: 16px;
+			border-radius: 50%;
+			background-color: var(--MI_THEME-popup);
+			top: 50%;
+			left: 50%;
+			transform: translate(-50%, -50%);
+		}
+	}
+
+	.textCountCurrent {
+		color: var(--countColor);
+		font-weight: 700;
+		font-size: 18px;
+	}
+}
+</style>