From 5f6a4724cc7280e1fc08d3bb2e7eb4b46db6d7bf Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=D0=A4=D1=80=D0=BE=D0=BB=D0=BE=D0=B2?=
 <nikita.grigorevich@gmail.com>
Date: Tue, 17 Aug 2021 10:46:10 +0500
Subject: [PATCH] Add download function

---
 src/components/factory.ts | 43 ++++++++++++++++++++++++++++++++++++++-
 1 file changed, 42 insertions(+), 1 deletion(-)

diff --git a/src/components/factory.ts b/src/components/factory.ts
index b6e7aa3..000700f 100644
--- a/src/components/factory.ts
+++ b/src/components/factory.ts
@@ -69,7 +69,7 @@ export const makePaginationObject = (paginationContainer:PaginationContainer, ..
   }
 }
 
-export const updateFromWebApiWrapperAsync = async (funcAsync: asyncFunction, setShowLoader: Dispatch<SetStateAction<boolean>>, errorNotifyText: string) => {  
+export const updateFromWebApiWrapperAsync = async (funcAsync: asyncFunction, setShowLoader: Dispatch<SetStateAction<boolean>>, errorNotifyText: string) => {
   if(setShowLoader)
     setShowLoader(true)
   try{
@@ -83,4 +83,45 @@ export const updateFromWebApiWrapperAsync = async (funcAsync: asyncFunction, set
     if(setShowLoader)
       setShowLoader(false)
   }
+}
+
+export const download = async (url:string, fileName?:string) => {
+  const response = await fetch(url, {
+    headers: {
+      Authorization: 'Bearer ' + localStorage['token']
+    },
+    method: 'Get'
+  })
+  const requestFileName = decodeURI(fileName
+    ??response.headers
+      .get('content-disposition')
+      ?.split(';')
+      .splice(-1)[0]
+      .split("'")
+      .splice(-1)[0]
+      ?? url.replace('\\','/')
+      .split('/')
+      .splice(-1)[0]
+      ?? 'file')
+  const blob = await response.blob()
+  const reader = new FileReader();
+  reader.readAsDataURL(blob);
+  reader.onload = function (e) {
+    let a = document.createElement('a');
+    a.href = (e.target?.result?.toString() ?? '');
+    a.download = requestFileName;
+    document.body.appendChild(a); // we need to append the element to the dom -> otherwise it will not work in firefox
+    a.click();    
+    a.remove();
+  };
+}
+
+export const upload = async (url:string, formData: FormData) => {
+  await fetch(url, {
+    headers: {
+      Authorization: 'Bearer ' + localStorage['token']
+    },
+    method: 'Post',
+    body: formData,
+  })
 }
\ No newline at end of file