windows installer fixes

compilation/installer_client.nsi

@@ -17,6 +17,10 @@ VIAddVersionKey "FileVersion" "0.3.2.0"
 VIAddVersionKey "ProductVersion" "0.3.2.0"
 
 Var DATADIR
+Var CFGFILE
+Var CfgDialog
+Var CfgFileInput
+Var CfgBrowseBtn
 
 # --- UI Pages ---
 !define MUI_ABORTWARNING
@@ -40,6 +44,9 @@ Var DATADIR
 !define MUI_DIRECTORYPAGE_VARIABLE $DATADIR
 !insertmacro MUI_PAGE_DIRECTORY
 
+# Custom Page: Config File Selection
+Page custom ConfigPageCreate ConfigPageLeave
+
 # Instfiles Page
 !insertmacro MUI_PAGE_INSTFILES
 
@@ -57,8 +64,44 @@ Var DATADIR
 Function .onInit
     SetShellVarContext all
     StrCpy $DATADIR "$APPDATA\LOGAR"
+    StrCpy $CFGFILE ""
 FunctionEnd
 
+Function ConfigPageCreate
+    nsDialogs::Create 1018
+    Pop $CfgDialog
+    ${If} $CfgDialog == error
+        Abort
+    ${EndIf}
+
+    !insertmacro MUI_HEADER_TEXT "Import Client Configuration (Optional)" "Choose a client_config.json profile exported from LOGAR Server."
+
+    ${NSD_CreateLabel} 0 0 100% 30u "If you have exported a client_config.json profile bundle from your LOGAR Server dashboard, select it below to configure the forwarder immediately.$\r$\n$\r$\nLeave this field blank to configure later."
+    Pop $0
+
+    ${NSD_CreateText} 0 38u 75% 12u "$CFGFILE"
+    Pop $CfgFileInput
+
+    ${NSD_CreateButton} 78% 37u 22% 14u "Browse..."
+    Pop $CfgBrowseBtn
+    ${NSD_OnClick} $CfgBrowseBtn OnBrowseCfg
+
+    nsDialogs::Show
+Function
+
+Function OnBrowseCfg
+    nsDialogs::SelectFileDialog open "" "LOGAR Client Profiles (*.json)|*.json|All Files (*.*)|*.*"
+    Pop $0
+    ${If} $0 != ""
+        StrCpy $CFGFILE $0
+        ${NSD_SetText} $CfgFileInput $CFGFILE
+    ${EndIf}
+Function
+
+Function ConfigPageLeave
+    ${NSD_GetText} $CfgFileInput $CFGFILE
+Function
+
 Section "Install"
     SetShellVarContext all
     SetOutPath "$INSTDIR"
@@ -69,6 +112,12 @@ Section "Install"
     CreateDirectory "$DATADIR"
     ExecWait 'icacls "$DATADIR" /grant "*S-1-5-32-545:(OI)(CI)M" /T /Q'
 
+    # If client config file was selected, copy to data directory
+    ${If} $CFGFILE != ""
+    ${AndIf} ${FileExists} "$CFGFILE"
+        CopyFiles /SILENT "$CFGFILE" "$DATADIR\client_config.json"
+    ${EndIf}
+
     # Install and configure service via NSSM
     ExecWait '"$INSTDIR\nssm.exe" install LOGAR_Client "$INSTDIR\Win_Client.exe"'
     ExecWait '"$INSTDIR\nssm.exe" set LOGAR_Client AppDirectory "$INSTDIR"'