diff --git a/src/main/utils/common.ts b/src/main/utils/common.ts
index 3ecc9fd..2ac8cd9 100644
--- a/src/main/utils/common.ts
+++ b/src/main/utils/common.ts
@@ -52,28 +52,21 @@ export const showMessageBox = (options: any) => {
   })
 }
 
+const thresholds = [
+  { limit: 1000, value: 500 },
+  { limit: 1500, value: 1000 },
+  { limit: 3000, value: 2000 },
+  { limit: 5000, value: 3000 },
+  { limit: 7000, value: 5000 },
+  { limit: 10000, value: 8000 },
+  { limit: 12000, value: 10000 },
+  { limit: 20000, value: 15000 },
+  { limit: 30000, value: 20000 }
+]
+
 export const calcDurationRange = (duration: number) => {
-  if (duration < 1000) {
-    return 500
-  } else if (duration < 1500) {
-    return 1000
-  } else if (duration < 3000) {
-    return 2000
-  } else if (duration < 5000) {
-    return 3000
-  } else if (duration < 7000) {
-    return 5000
-  } else if (duration < 10000) {
-    return 8000
-  } else if (duration < 12000) {
-    return 10000
-  } else if (duration < 20000) {
-    return 15000
-  } else if (duration < 30000) {
-    return 20000
-  }
-  // max range
-  return 100000
+  const foundThreshold = thresholds.find(({ limit }) => duration < limit)
+  return foundThreshold ? foundThreshold.value : 100000
 }
 
 /**
diff --git a/src/main/utils/getMacOSVersion.ts b/src/main/utils/getMacOSVersion.ts
index b0d35cb..ef5776b 100644
--- a/src/main/utils/getMacOSVersion.ts
+++ b/src/main/utils/getMacOSVersion.ts
@@ -8,19 +8,11 @@ export const isMacOS = process.platform === 'darwin'
 
 let version: string | undefined
 
-const clean = (version: string) => {
-  const { length } = version.split('.')
-
-  if (length === 1) {
-    return `${version}.0.0`
-  }
-
-  if (length === 2) {
-    return `${version}.0`
-  }
-
-  return version
-}
+const clean = (version: string) => version.split('.').length === 1
+  ? `${version}.0.0`
+  : version.split('.').length === 2
+    ? `${version}.0`
+    : version
 
 const parseVersion = (plist: string) => {
   const matches = /<key>ProductVersion<\/key>\s*<string>([\d.]+)<\/string>/.exec(plist)
@@ -32,9 +24,7 @@ const parseVersion = (plist: string) => {
 }
 
 export function macOSVersion (): string {
-  if (!isMacOS) {
-    return ''
-  }
+  if (!isMacOS) return ''
 
   if (!version) {
     const file = fs.readFileSync('/System/Library/CoreServices/SystemVersion.plist', 'utf8')
diff --git a/src/renderer/apis/aliyun.ts b/src/renderer/apis/aliyun.ts
index dba2acb..39617a7 100644
--- a/src/renderer/apis/aliyun.ts
+++ b/src/renderer/apis/aliyun.ts
@@ -1,7 +1,18 @@
 import OSS from 'ali-oss'
 
+interface IConfigMap {
+  fileName: string
+  config: {
+    accessKeyId: string
+    accessKeySecret: string
+    bucket: string
+    area: string
+    path?: string
+  }
+}
+
 export default class AliyunApi {
-  static async delete (configMap: IStringKeyMap): Promise<boolean> {
+  static async delete (configMap: IConfigMap): Promise<boolean> {
     const { fileName, config: { accessKeyId, accessKeySecret, bucket, area, path } } = configMap
     try {
       const client = new OSS({
@@ -19,6 +30,7 @@ export default class AliyunApi {
       const result = await client.delete(key) as any
       return result.res.status === 204
     } catch (error) {
+      console.log(error)
       return false
     }
   }
diff --git a/src/renderer/apis/awss3.ts b/src/renderer/apis/awss3.ts
index d15d9b3..99968d7 100644
--- a/src/renderer/apis/awss3.ts
+++ b/src/renderer/apis/awss3.ts
@@ -40,6 +40,7 @@ export default class AwsS3Api {
       }).promise()
       return result.$response.httpResponse.statusCode === 204
     } catch (error) {
+      console.log(error)
       return false
     }
   }
diff --git a/src/renderer/apis/github.ts b/src/renderer/apis/github.ts
index f98ff1a..b46c994 100644
--- a/src/renderer/apis/github.ts
+++ b/src/renderer/apis/github.ts
@@ -25,6 +25,7 @@ export default class GithubApi {
       })
       return result.status === 200
     } catch (error) {
+      console.log(error)
       return false
     }
   }
diff --git a/src/renderer/apis/imgur.ts b/src/renderer/apis/imgur.ts
index 25fa2a1..16218f5 100644
--- a/src/renderer/apis/imgur.ts
+++ b/src/renderer/apis/imgur.ts
@@ -26,6 +26,7 @@ export default class ImgurApi {
       })
       return res.status === 200
     } catch (error) {
+      console.log(error)
       return false
     }
   }
diff --git a/src/renderer/apis/qiniu.ts b/src/renderer/apis/qiniu.ts
index 5ad5980..c678bb6 100644
--- a/src/renderer/apis/qiniu.ts
+++ b/src/renderer/apis/qiniu.ts
@@ -27,6 +27,7 @@ export default class QiniuApi {
       }) as any
       return res && res.respInfo.statusCode === 200
     } catch (error) {
+      console.log(error)
       return false
     }
   }
diff --git a/src/renderer/apis/smms.ts b/src/renderer/apis/smms.ts
index e324f3b..d154316 100644
--- a/src/renderer/apis/smms.ts
+++ b/src/renderer/apis/smms.ts
@@ -1,13 +1,16 @@
 import axios from 'axios'
 
 export default class SmmsApi {
+  private static readonly baseUrl = 'https://smms.app/api/v2'
+
   static async delete (configMap: IStringKeyMap): Promise<boolean> {
     const { hash, config: { token } } = configMap
     if (!hash || !token) {
       return false
-    } else {
+    }
+    try {
       const res = await axios.get(
-        `https://smms.app/api/v2/delete/${hash}`, {
+        `${SmmsApi.baseUrl}/delete/${hash}`, {
           headers: {
             Authorization: token
           },
@@ -18,6 +21,9 @@ export default class SmmsApi {
           timeout: 30000
         })
       return res.status === 200
+    } catch (error) {
+      console.log(error)
+      return false
     }
   }
 }
diff --git a/src/renderer/apis/tcyun.ts b/src/renderer/apis/tcyun.ts
index 7c6d120..ac99bdc 100644
--- a/src/renderer/apis/tcyun.ts
+++ b/src/renderer/apis/tcyun.ts
@@ -21,6 +21,7 @@ export default class TcyunApi {
       })
       return result.statusCode === 204
     } catch (error) {
+      console.log(error)
       return false
     }
   }
diff --git a/src/renderer/apis/upyun.ts b/src/renderer/apis/upyun.ts
index 5a1d070..a08d0ce 100644
--- a/src/renderer/apis/upyun.ts
+++ b/src/renderer/apis/upyun.ts
@@ -13,9 +13,9 @@ export default class UpyunApi {
       } else {
         key = `${path.replace(/^\//, '').replace(/\/$/, '')}/${fileName}`
       }
-      const result = await client.deleteFile(key)
-      return result
+      return await client.deleteFile(key)
     } catch (error) {
+      console.log(error)
       return false
     }
   }
diff --git a/src/renderer/apis/webdav.ts b/src/renderer/apis/webdav.ts
index 3da4c70..b87266e 100644
--- a/src/renderer/apis/webdav.ts
+++ b/src/renderer/apis/webdav.ts
@@ -22,6 +22,7 @@ export default class WebdavApi {
       await ctx.deleteFile(key)
       return true
     } catch (error) {
+      console.log(error)
       return false
     }
   }