v12 (#5712)

Co-authored-by: MeiMei <30769358+mei23@users.noreply.github.com>
Co-authored-by: Satsuki Yanagi <17376330+u1-liquid@users.noreply.github.com>

src/client/components/page/page.textarea-input.vue

@@ -0,0 +1,35 @@
+<template>
+<div>
+	<mk-textarea v-model="v">{{ script.interpolate(value.text) }}</mk-textarea>
+</div>
+</template>
+
+<script lang="ts">
+import Vue from 'vue';
+import MkTextarea from '../ui/textarea.vue';
+
+export default Vue.extend({
+	components: {
+		MkTextarea
+	},
+	props: {
+		value: {
+			required: true
+		},
+		script: {
+			required: true
+		}
+	},
+	data() {
+		return {
+			v: this.value.default,
+		};
+	},
+	watch: {
+		v() {
+			this.script.aiScript.updatePageVar(this.value.name, this.v);
+			this.script.eval();
+		}
+	}
+});
+</script>