Revert "fix: remove math format converter as not possible right now"

This reverts commit 0e66063.

Author: sharevb

src/tools/index.ts

@@ -45,6 +45,7 @@ import { tool as phpArrayToJson } from './php-array-to-json';
 import { tool as jsonSizeAnalyzer } from './json-size-analyzer';
 import { tool as jsonToCsharp } from './json-to-csharp';
 import { tool as luhnValidator } from './luhn-validator';
+import { tool as mathFormatsConverter } from './math-formats-converter';
 import { tool as mathOcr } from './math-ocr';
 import { tool as markdownTocGenerator } from './markdown-toc-generator';
 import { tool as passphraseGenerator } from './passphrase-generator';
@@ -493,6 +494,7 @@ export const toolsByCategory: ToolCategory[] = [
       mathEvaluator,
       etaCalculator,
       percentageCalculator,
+      mathFormatsConverter,
       mathOcr,
       dataTransferRateConverter,
       dataStorageUnitConverter,

src/tools/math-formats-converter/index.ts

@@ -0,0 +1,12 @@
+import { EqualNot } from '@vicons/tabler';
+import { defineTool } from '../tool';
+
+export const tool = defineTool({
+  name: 'Math Formats Converter',
+  path: '/math-formats-converter',
+  description: 'Convert mathematical expression between formats',
+  keywords: ['math', 'formats', 'converter', 'latex', 'mathml', 'asciimath', 'omml', 'html'],
+  component: () => import('./math-formats-converter.vue'),
+  icon: EqualNot,
+  createdAt: new Date('2024-05-11'),
+});

src/tools/math-formats-converter/math-formats-converter.vue

@@ -0,0 +1,85 @@
+<script setup lang="ts">
+import Plurimath from '@plurimath/plurimath';
+import { useQueryParamOrStorage } from '@/composable/queryParams';
+
+const formats = [
+  { value: 'asciimath', label: 'AsciiMath' },
+  { value: 'latex', label: 'Latex' },
+  { value: 'mathml', label: 'MathML' },
+  { value: 'html', label: 'Html' },
+  { value: 'omml', label: 'OOML' },
+];
+
+const source = ref('');
+const sourceFormat = useQueryParamOrStorage({ name: 'src', storageName: 'math-fmts-conv:src', defaultValue: 'latex' });
+const targetFormat = useQueryParamOrStorage({ name: 'target', storageName: 'math-fmts-conv:target', defaultValue: 'mathml' });
+const target = computedAsync(async () => {
+  const sourceValue = source.value;
+  const sourceFormatValue = sourceFormat.value;
+  const targetFormatValue = targetFormat.value;
+  if (sourceValue === '') {
+    return '';
+  }
+  if (sourceFormatValue === targetFormatValue) {
+    return sourceValue;
+  }
+  return new Promise<string>((resolve, _reject) => {
+    try {
+      const formula = new Plurimath(sourceValue, sourceFormatValue);
+      let result;
+      switch (targetFormatValue) {
+        case 'asciimath':
+          result = formula.toAsciimath();
+          break;
+        case 'latex':
+          result = formula.toLatex();
+          break;
+        case 'mathml':
+          result = formula.toMathml();
+          break;
+        case 'html':
+          result = formula.toHtml();
+          break;
+        case 'omml':
+          result = formula.toOmml();
+          break;
+        default:
+          result = '# unknown format';
+          break;
+      }
+      resolve(result);
+    }
+    catch (e: any) {
+      resolve(`# error converting formula: ${e.toString()}`);
+    }
+  });
+});
+</script>
+
+<template>
+  <div>
+    <c-input-text
+      v-model:value="source"
+      multiline
+      placeholder="Put your math expression here..."
+      rows="5"
+      label="Mathematical expression to convert"
+      raw-text
+      mb-5
+    />
+    <c-select
+      v-model:value="sourceFormat"
+      :options="formats"
+      placeholder="Source format"
+    />
+
+    <n-divider />
+
+    <c-select
+      v-model:value="targetFormat"
+      :options="formats"
+      placeholder="Source format"
+    />
+    <textarea-copyable v-if="target !== ''" :value="target" :language="targetFormat" />
+  </div>
+</template>