Files
homebox/frontend/components/Form/MarkdownEditor.vue
Tonya 28c3e102a2 feat: add a markdown preview for description and notes (#1043)
* feat: add a markdown preview for description and notes

* feat: add char count for md
2025-10-10 12:37:57 +00:00

84 lines
2.3 KiB
Vue

<script setup lang="ts">
import { ref, watch } from "vue";
import Markdown from "@/components/global/Markdown.vue";
import { Checkbox } from "@/components/ui/checkbox";
import { Textarea } from "@/components/ui/textarea";
import { Label } from "@/components/ui/label";
const props = withDefaults(
defineProps<{
modelValue?: string | null;
label?: string | null;
maxLength?: number;
minLength?: number;
}>(),
{
modelValue: null,
label: null,
maxLength: -1,
minLength: -1,
}
);
const emit = defineEmits(["update:modelValue"]);
const local = ref(props.modelValue ?? "");
watch(
() => props.modelValue,
v => {
if (v !== local.value) local.value = v ?? "";
}
);
watch(local, v => emit("update:modelValue", v === "" ? null : v));
const showPreview = ref(false);
const id = useId();
const isLengthInvalid = computed(() => {
if (typeof local.value !== "string") return false;
const len = local.value.length;
const max = props.maxLength ?? -1;
const min = props.minLength ?? -1;
return (max !== -1 && len > max) || (min !== -1 && len < min);
});
const lengthIndicator = computed(() => {
if (typeof local.value !== "string") return "";
const max = props.maxLength ?? -1;
if (max !== -1) {
return `${local.value.length}/${max}`;
}
return "";
});
</script>
<template>
<div class="w-full">
<div class="mb-2 grid grid-cols-1 items-center gap-2 md:grid-cols-4">
<div class="min-w-0">
<Label :for="id" class="flex min-w-0 items-center gap-2 px-1">
<span class="truncate" :title="props.label ?? ''">{{ props.label }}</span>
<span class="grow" />
<span class="ml-2 text-sm" :class="{ 'text-destructive': isLengthInvalid }">{{ lengthIndicator }}</span>
</Label>
</div>
<div class="col-span-1 flex items-center justify-start gap-2 md:col-span-3 md:justify-end">
<label class="text-xs text-slate-500">{{ $t("global.preview") }}</label>
<Checkbox v-model="showPreview" />
</div>
</div>
<div class="flex w-full flex-col gap-4">
<Textarea :id="id" v-model="local" autosize class="resize-none" />
<div v-if="showPreview">
<Markdown :source="local" />
</div>
</div>
</div>
</template>