Local itk-vtk-viewer

It is ready to install the itk-viewer in case it is not installed in qim https://www.notion.so/qim-dtu/Improve-CLI-viz-f4254522fa1e4159b8ce6d9206793b13

qim3d/viz/itk_vtk_viewer/installation.py

@@ -35,6 +35,8 @@ class Installer:
     def _run_for_platform(self, linux, mac, windows):
         if self.platform == LINUX:
             return linux()
+        elif self.platform == WINDOWS:
+            return windows()
         else:
             raise NotImplementedError
 
@@ -57,7 +59,7 @@ class Installer:
             self.nvm_dir = self.qim_nvm_dir
             return not bool(output.stderr) # If there is an error running the above command then it is not installed (not in expected location)
         
-        return self._run_for_platform(_linux, None, None)
+        return self._run_for_platform(_linux, lambda x: False, lambda x: False)
 
     @property
     def is_node_already_installed(self) -> bool:
@@ -73,7 +75,7 @@ class Installer:
             output = subprocess.run(command, shell = True, capture_output = True)
             return not bool(output.stderr)
 
-        return self._run_for_platform(_linux, None, None)
+        return self._run_for_platform(_linux, lambda x: False, lambda x: False)
         
 
     def install(self):
@@ -101,8 +103,12 @@ class Installer:
         def _linux():
             _ = subprocess.run([F'export NVM_DIR={self.nvm_dir} && bash {self.dir.joinpath("install_nvm.sh")}'], shell = True, capture_output=True)
 
+        def _windows():
+            subprocess.run('winget install Schniz.fnm', shell = True)
+            subprocess.run('fnm env --use-on-cd | Out-String | Invoke-Expression', shell = True)
+
         print(F'Installing NVM into {self.nvm_dir}...')
-        self._run_for_platform(_linux, None, None)
+        self._run_for_platform(_linux, None, _windows)
         print("NVM installed")
 
     def install_node(self):
@@ -124,9 +130,12 @@ class Installer:
             command = f'{prefix}/bin/bash -c "source {nvmsh} && nvm install 22"'
             output = subprocess.run(command, shell = True, capture_output=True)
             print(output.stderr)
+
+        def _windows():
+            subprocess.run('fnm use --install-if-missing 22')
             
         print(F'Installing node.js into {self.nvm_dir}...')
-        self._run_for_platform(_linux, None, None)
+        self._run_for_platform(_linux, None, _windows)
         print("Node.js installed")
 
     def install_viewer(self):