From 8d0a4273fb8ba4c1c6a32914e086b59e44049e5f Mon Sep 17 00:00:00 2001
From: bastantoine <bastien.antoine69+github@gmail.com>
Date: Fri, 18 Nov 2022 18:39:47 +0100
Subject: added function to decode JWT and display header and payload

---
 src/tools/jwt-parser/jwt-parser.vue | 33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)

(limited to 'src/tools/jwt-parser/jwt-parser.vue')

diff --git a/src/tools/jwt-parser/jwt-parser.vue b/src/tools/jwt-parser/jwt-parser.vue
index d54c238..003bd03 100644
--- a/src/tools/jwt-parser/jwt-parser.vue
+++ b/src/tools/jwt-parser/jwt-parser.vue
@@ -1,9 +1,42 @@
 <template>
+  <n-card>
+    <n-form-item label="JWT to decode" :feedback="validation.message" :validation-status="validation.status">
+      <n-input v-model:value="raw_jwt" type="textarea" placeholder="Put your token here..." rows="5" />
+    </n-form-item>
 
+    <p>Header</p>
+    <ul>
+      <li v-for="(value, key) in decodedJWT.header" :key="key">{{ key }}: {{ value }}</li>
+    </ul>
+    <p>Payload</p>
+    <ul>
+      <li v-for="(value, key) in decodedJWT.payload" :key="key">{{ key }}: {{ value }}</li>
+    </ul>
+  </n-card>
 </template>
 
 <script setup lang="ts">
+import { computed, ref } from 'vue';
+import jwt_decode from 'jwt-decode';
+import { useValidation } from '@/composable/validation';
+import { isNotThrowing } from '@/utils/boolean';
+import { safe_jwt_decode } from './jwt-parser.service';
 
+const raw_jwt = ref(
+  'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiIxMjM0NTY3ODkwIiwibmFtZSI6IkpvaG4gRG9lIiwiaWF0IjoxNTE2MjM5MDIyfQ.SflKxwRJSMeKKF2QT4fwpMeJf36POk6yJV_adQssw5c',
+);
+const decodedJWT = computed(() => {
+  return safe_jwt_decode(raw_jwt.value);
+});
+const validation = useValidation({
+  source: raw_jwt,
+  rules: [
+    {
+      validator: (value) => value.length > 0 && isNotThrowing(() => jwt_decode(value, { header: true })),
+      message: 'Invalid JWT',
+    },
+  ],
+});
 </script>
 
 <style lang="less" scoped></style>
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