Fixed rename api in file manager

apps/remix-ide/src/app/files/fileManager.js

@@ -194,10 +194,24 @@ class FileManager extends Plugin {
    * @returns {void}
    */
   async rename (oldPath, newPath) {
-    await this.__handleExists(oldPath, `Cannot rename ${oldPath}`)
+    await this._handleExists(oldPath, `Cannot rename ${oldPath}`)
     const isFile = await this.isFile(oldPath)
+    const newPathExists = await this.exists(newPath)
+    const provider = this.fileProviderOf(oldPath)
 
-    this.fileRenamedEvent(oldPath, newPath, !isFile)
+    if (isFile) {
+      if (newPathExists) {
+        modalDialogCustom.alert('File already exists.')
+        return
+      }
+      return provider.rename(oldPath, newPath, false)
+    } else {
+      if (newPathExists) {
+        modalDialogCustom.alert('Folder already exists.')
+        return
+      }
+      return provider.rename(oldPath, newPath, true)
+    }
   }
 
   /**

test-browser/tests/fileManager_api.test.js

@@ -62,11 +62,19 @@ module.exports = {
     .addFile('renameFile.js', { content: executeRename })
     .executeScript(`remix.exeCurrent()`)
     .pause(2000)
-    .pause(100000)
+    .waitForElementPresent('[data-id="treeViewLibrowser/old_contract.sol"]')
-    // .journalLastChildIncludes('pragma solidity >=0.2.0 <0.7.0;')
+    .end()
-    // .end()
   },
 
+  // 'Should execute `rename` api from file manager external api': function (browser) {
+  //   browser
+  //   .addFile('renameFile.js', { content: executeRename })
+  //   .executeScript(`remix.exeCurrent()`)
+  //   .pause(2000)
+  //   .waitForElementPresent('[data-id="treeViewLibrowser/new_contract.sol"]')
+  //   .end()
+  // },
+
   tearDown: sauce
 }
 
@@ -136,7 +144,7 @@ const executeRename = `
   const run = async () => {
     const result = await remix.call('fileManager', 'rename', 'browser/new_contract.sol', 'browser/old_contract.sol')
 
-    console.log(result)
+    console.log('result: ', result)
   }
 
   run()