refactor(dx): generic data transformer

src/components/FormatTransformer.vue

@@ -0,0 +1,57 @@
+<template>
+  <n-form-item :label="inputLabel" v-bind="validationAttrs">
+    <n-input
+      ref="inputElement"
+      v-model:value="input"
+      :placeholder="inputPlaceholder"
+      type="textarea"
+      rows="20"
+      autocomplete="off"
+      autocorrect="off"
+      autocapitalize="off"
+      spellcheck="false"
+      :input-props="{ 'data-test-id': 'input' }"
+    />
+  </n-form-item>
+  <n-form-item :label="outputLabel">
+    <textarea-copyable :value="output" :language="outputLanguage" :follow-height-of="inputElement" />
+  </n-form-item>
+</template>
+
+<script setup lang="ts">
+import { useValidation, type UseValidationRule } from '@/composable/validation';
+import _ from 'lodash';
+
+const props = withDefaults(
+  defineProps<{
+    transformer?: (v: string) => string;
+    inputValidationRules?: UseValidationRule<string>[];
+    inputLabel?: string;
+    inputPlaceholder?: string;
+    inputDefault?: string;
+    outputLabel?: string;
+    outputLanguage?: string;
+  }>(),
+  {
+    transformer: _.identity,
+    inputValidationRules: () => [],
+    inputLabel: 'Input',
+    inputDefault: '',
+    inputPlaceholder: 'Input...',
+    outputLabel: 'Output',
+    outputLanguage: '',
+  },
+);
+
+const { transformer, inputValidationRules, inputLabel, outputLabel, outputLanguage, inputPlaceholder, inputDefault } =
+  toRefs(props);
+
+const inputElement = ref();
+
+const input = ref(inputDefault.value);
+const output = computed(() => transformer.value(input.value));
+
+const { attrs: validationAttrs } = useValidation({ source: input, rules: inputValidationRules.value });
+</script>
+
+<style scoped></style>

src/components/TextareaCopyable.vue

@@ -7,7 +7,7 @@
         :style="height ? `min-height: ${height - 40 /* card padding */ + 10 /* negative margin compensation */}px` : ''"
       >
         <n-config-provider :hljs="hljs">
-          <n-code :code="value" :language="language" :trim="false" />
+          <n-code :code="value" :language="language" :trim="false" data-test-id="area-content" />
         </n-config-provider>
       </n-scrollbar>
       <n-tooltip v-if="value" trigger="hover">

src/composable/validation.ts

@@ -3,7 +3,7 @@ import { reactive, watch, type Ref } from 'vue';
 
 type ValidatorReturnType = unknown;
 
-interface UseValidationRule<T> {
+export interface UseValidationRule<T> {
   validator: (value: T) => ValidatorReturnType;
   message: string;
 }

src/tools/json-minify/json-minify.vue

@@ -1,57 +1,27 @@
 <template>
-  <n-form-item
-    label="Your raw json"
-    :feedback="rawJsonValidation.message"
-    :validation-status="rawJsonValidation.status"
-  >
-    <n-input
-      ref="inputElement"
-      v-model:value="rawJson"
-      placeholder="Paste your raw json here..."
-      type="textarea"
-      rows="20"
-      autocomplete="off"
-      autocorrect="off"
-      autocapitalize="off"
-      spellcheck="false"
-    />
-  </n-form-item>
-  <n-form-item label="Minify version of your JSON">
-    <textarea-copyable :value="cleanJson" language="json" :follow-height-of="inputElement" />
-  </n-form-item>
+  <format-transformer
+    input-label="Your raw json"
+    :input-default="defaultValue"
+    input-placeholder="Paste your raw json here..."
+    output-label="Minify version of your JSON"
+    output-language="json"
+    :input-validation-rules="rules"
+    :transformer="transformer"
+  />
 </template>
 
 <script setup lang="ts">
-import TextareaCopyable from '@/components/TextareaCopyable.vue';
-import { useValidation } from '@/composable/validation';
+import type { UseValidationRule } from '@/composable/validation';
 import { withDefaultOnError } from '@/utils/defaults';
 import JSON5 from 'json5';
-import { computed, ref } from 'vue';
 
-const inputElement = ref<HTMLElement>();
+const defaultValue = '{\n\t"hello": [\n\t\t"world"\n\t]\n}';
+const transformer = (value: string) => withDefaultOnError(() => JSON.stringify(JSON5.parse(value), null, 0), '');
 
-const rawJson = ref('{\n\t"hello": [\n\t\t"world"\n\t]\n}');
-const cleanJson = computed(() => withDefaultOnError(() => JSON.stringify(JSON5.parse(rawJson.value), null, 0), ''));
-
-const rawJsonValidation = useValidation({
-  source: rawJson,
-  rules: [
-    {
-      validator: (v) => v === '' || JSON5.parse(v),
-      message: 'Provided JSON is not valid.',
-    },
-  ],
-});
+const rules: UseValidationRule<string>[] = [
+  {
+    validator: (v: string) => v === '' || JSON5.parse(v),
+    message: 'Provided JSON is not valid.',
+  },
+];
 </script>
-
-<style lang="less" scoped>
-.result-card {
-  position: relative;
-
-  .copy-button {
-    position: absolute;
-    top: 10px;
-    right: 10px;
-  }
-}
-</style>