feat: support preview of MCP call results (#5236)

src/renderer/src/i18n/locales/en-us.json

@@ -562,7 +562,9 @@
       "tools": {
         "completed": "Completed",
         "invoking": "Invoking",
-        "error": "Error occurred"
+        "error": "Error occurred",
+        "raw": "Raw",
+        "preview": "Preview"
       },
       "topic.added": "New topic added",
       "upgrade.success.button": "Restart",

src/renderer/src/i18n/locales/ja-jp.json

@@ -561,7 +561,9 @@
       "tools": {
         "completed": "完了",
         "invoking": "呼び出し中",
-        "error": "エラーが発生しました"
+        "error": "エラーが発生しました",
+        "raw": "生データ",
+        "preview": "プレビュー"
       },
       "topic.added": "新しいトピックが追加されました",
       "upgrade.success.button": "再起動",

src/renderer/src/i18n/locales/ru-ru.json

@@ -562,7 +562,9 @@
       "tools": {
         "completed": "Завершено",
         "invoking": "Вызов",
-        "error": "Произошла ошибка"
+        "error": "Произошла ошибка",
+        "raw": "Исходный",
+        "preview": "Предпросмотр"
       },
       "topic.added": "Новый топик добавлен",
       "upgrade.success.button": "Перезапустить",

src/renderer/src/i18n/locales/zh-cn.json

@@ -562,7 +562,9 @@
       "tools": {
         "completed": "已完成",
         "invoking": "调用中",
-        "error": "发生错误"
+        "error": "发生错误",
+        "raw": "原始",
+        "preview": "预览"
       },
       "topic.added": "话题添加成功",
       "upgrade.success.button": "重启",

src/renderer/src/i18n/locales/zh-tw.json

@@ -562,7 +562,9 @@
       "tools": {
         "completed": "已完成",
         "invoking": "調用中",
-        "error": "發生錯誤"
+        "error": "發生錯誤",
+        "raw": "原始碼",
+        "preview": "預覽"
       },
       "topic.added": "新話題已新增",
       "upgrade.success.button": "重新啟動",

src/renderer/src/i18n/translate/el-gr.json

@@ -503,7 +503,9 @@
       "switch.disabled": "Παρακαλείστε να περιμένετε τη λήξη της τρέχουσας απάντησης",
       "tools": {
         "completed": "Ολοκληρώθηκε",
-        "invoking": "κλήση σε εξέλιξη"
+        "invoking": "κλήση σε εξέλιξη",
+        "raw": "Ακατέργαστο",
+        "preview": "Προεπισκόπηση"
       },
       "topic.added": "Η θεματική προστέθηκε επιτυχώς",
       "upgrade.success.button": "Επανεκκίνηση",

src/renderer/src/i18n/translate/es-es.json

@@ -503,7 +503,9 @@
       "switch.disabled": "Espere a que se complete la respuesta actual antes de realizar la operación",
       "tools": {
         "completed": "Completado",
-        "invoking": "En llamada"
+        "invoking": "En llamada",
+        "raw": "Crudo",
+        "preview": "Vista previa"
       },
       "topic.added": "Tema agregado con éxito",
       "upgrade.success.button": "Reiniciar",

src/renderer/src/i18n/translate/fr-fr.json

@@ -503,7 +503,9 @@
       "switch.disabled": "Veuillez attendre la fin de la réponse actuelle avant de procéder",
       "tools": {
         "completed": "Terminé",
-        "invoking": "En cours d'exécution"
+        "invoking": "En cours d'exécution",
+        "raw": "Brut",
+        "preview": "Aperçu"
       },
       "topic.added": "Thème ajouté avec succès",
       "upgrade.success.button": "Redémarrer",

src/renderer/src/i18n/translate/pt-pt.json

@@ -503,7 +503,9 @@
       "switch.disabled": "Aguarde a conclusão da resposta atual antes de operar",
       "tools": {
         "completed": "Completo",
-        "invoking": "Em execução"
+        "invoking": "Em execução",
+        "raw": "Bruto",
+        "preview": "Pré-visualização"
       },
       "topic.added": "Tópico adicionado com sucesso",
       "upgrade.success.button": "Reiniciar",

src/renderer/src/pages/home/Messages/MessageTools.tsx

@@ -1,7 +1,7 @@
 import { CheckOutlined, ExpandOutlined, LoadingOutlined, WarningOutlined } from '@ant-design/icons'
 import { useSettings } from '@renderer/hooks/useSettings'
 import { Message } from '@renderer/types'
-import { Collapse, message as antdMessage, Modal, Tooltip } from 'antd'
+import { Collapse, message as antdMessage, Modal, Tabs, Tooltip } from 'antd'
 import { isEmpty } from 'lodash'
 import { FC, useMemo, useState } from 'react'
 import { useTranslation } from 'react-i18next'
@@ -116,6 +116,24 @@ const MessageTools: FC<Props> = ({ message }) => {
     return items
   }
 
+  const renderPreview = (content: string) => {
+    if (!content) return null
+
+    try {
+      const parsedResult = JSON.parse(content)
+      switch (parsedResult.content[0]?.type) {
+        case 'text':
+          return <PreviewBlock>{parsedResult.content[0].text}</PreviewBlock>
+        // TODO: support other types
+        default:
+          return <PreviewBlock>{content}</PreviewBlock>
+      }
+    } catch (e) {
+      console.error('failed to render the preview of mcp results:', e)
+      return <PreviewBlock>{content}</PreviewBlock>
+    }
+  }
+
   return (
     <>
       <CollapseContainer
@@ -139,18 +157,42 @@ const MessageTools: FC<Props> = ({ message }) => {
         styles={{ body: { maxHeight: '80vh', overflow: 'auto' } }}>
         {expandedResponse && (
           <ExpandedResponseContainer style={{ fontFamily, fontSize }}>
-            <ActionButton
-              className="copy-expanded-button"
-              onClick={() => {
-                if (expandedResponse) {
-                  navigator.clipboard.writeText(expandedResponse.content)
-                  antdMessage.success({ content: t('message.copied'), key: 'copy-expanded' })
+            {/* mode swtich tabs */}
+            <Tabs
+              tabBarExtraContent={
+                <ActionButton
+                  className="copy-expanded-button"
+                  onClick={() => {
+                    navigator.clipboard.writeText(
+                      typeof expandedResponse.content === 'string'
+                        ? expandedResponse.content
+                        : JSON.stringify(expandedResponse.content, null, 2)
+                    )
+                    antdMessage.success({ content: t('message.copied'), key: 'copy-expanded' })
+                  }}
+                  aria-label={t('common.copy')}>
+                  <i className="iconfont icon-copy"></i>
+                </ActionButton>
+              }
+              items={[
+                {
+                  key: 'preview',
+                  label: t('message.tools.preview'),
+                  children: renderPreview(expandedResponse.content)
+                },
+                {
+                  key: 'raw',
+                  label: t('message.tools.raw'),
+                  children: (
+                    <CodeBlock>
+                      {typeof expandedResponse.content === 'string'
+                        ? expandedResponse.content
+                        : JSON.stringify(expandedResponse.content, null, 2)}
+                    </CodeBlock>
+                  )
                 }
-              }}
-              aria-label={t('common.copy')}>
-              <i className="iconfont icon-copy"></i>
-            </ActionButton>
-            <CodeBlock>{expandedResponse.content}</CodeBlock>
+              ]}
+            />
           </ExpandedResponseContainer>
         )}
       </Modal>
@@ -267,6 +309,14 @@ const ToolResponseContainer = styled.div`
   position: relative;
 `
 
+const PreviewBlock = styled.div`
+  margin: 0;
+  white-space: pre-wrap;
+  word-break: break-word;
+  color: var(--color-text);
+  user-select: text;
+`
+
 const CodeBlock = styled.pre`
   margin: 0;
   white-space: pre-wrap;