Implemented proxy settings logic

Fixes #113

src/main/kotlin/com/jetpackduba/gitnuro/App.kt

@@ -26,6 +26,7 @@ import com.jetpackduba.gitnuro.logging.printError
 import com.jetpackduba.gitnuro.managers.AppStateManager
 import com.jetpackduba.gitnuro.managers.TempFilesManager
 import com.jetpackduba.gitnuro.preferences.AppSettings
+import com.jetpackduba.gitnuro.preferences.ProxySettings
 import com.jetpackduba.gitnuro.system.systemSeparator
 import com.jetpackduba.gitnuro.theme.AppTheme
 import com.jetpackduba.gitnuro.theme.Theme
@@ -36,11 +37,17 @@ import com.jetpackduba.gitnuro.ui.components.RepositoriesTabPanel
 import com.jetpackduba.gitnuro.ui.components.TabInformation
 import com.jetpackduba.gitnuro.ui.components.emptyTabInformation
 import com.jetpackduba.gitnuro.ui.context_menu.AppPopupMenu
+import com.jetpackduba.gitnuro.ui.dialogs.settings.ProxyType
+import kotlinx.coroutines.launch
 import org.eclipse.jgit.lib.GpgSigner
 import java.io.File
+import java.net.Authenticator
+import java.net.PasswordAuthentication
 import java.nio.file.Paths
+import java.util.*
 import javax.inject.Inject
 
+
 private const val TAG = "App"
 
 val LocalTabScope = compositionLocalOf { emptyTabInformation() }
@@ -73,6 +80,9 @@ class App {
     @OptIn(ExperimentalFoundationApi::class)
     fun start(args: Array<String>) {
         tabsManager.appComponent = this.appComponent
+
+        initProxySettings()
+
         val windowPlacement = appSettings.windowPlacement.toWindowPlacement
         val dirToOpen = getDirToOpen(args)
 
@@ -118,7 +128,8 @@ class App {
                     state = windowState,
                     icon = painterResource(AppIcons.LOGO),
                 ) {
-                    val compositionValues: MutableList<ProvidedValue<*>> = mutableListOf(LocalTextContextMenu provides AppPopupMenu())
+                    val compositionValues: MutableList<ProvidedValue<*>> =
+                        mutableListOf(LocalTextContextMenu provides AppPopupMenu())
 
                     if (scale != -1f) {
                         compositionValues.add(LocalDensity provides Density(scale, 1f))
@@ -146,6 +157,71 @@ class App {
         }
     }
 
+    private fun initProxySettings() {
+        appStateManager.appScope.launch {
+            appSettings.proxyFlow.collect { proxySettings ->
+                if (proxySettings.useProxy) {
+                    when (proxySettings.proxyType) {
+                        ProxyType.HTTP -> setHttpProxy(proxySettings)
+                        ProxyType.SOCKS -> setSocksProxy(proxySettings)
+                    }
+                } else {
+                    clearProxySettings()
+                }
+            }
+        }
+    }
+
+    private fun clearProxySettings() {
+        System.setProperty("http.proxyHost", "")
+        System.setProperty("http.proxyPort", "")
+        System.setProperty("https.proxyHost", "")
+        System.setProperty("https.proxyPort", "")
+        System.setProperty("socksProxyHost", "")
+        System.setProperty("socksProxyPort", "")
+    }
+
+    private fun setHttpProxy(proxySettings: ProxySettings) {
+        System.setProperty("http.proxyHost", proxySettings.hostName)
+        System.setProperty("http.proxyPort", proxySettings.hostPort.toString())
+        System.setProperty("https.proxyHost", proxySettings.hostName)
+        System.setProperty("https.proxyPort", proxySettings.hostPort.toString())
+
+        if (proxySettings.useAuth) {
+            Authenticator.setDefault(
+                object : Authenticator() {
+                    public override fun getPasswordAuthentication(): PasswordAuthentication {
+                        return PasswordAuthentication(proxySettings.hostUser, proxySettings.hostPassword.toCharArray())
+                    }
+                }
+            )
+
+            System.setProperty("http.proxyUser", proxySettings.hostUser)
+            System.setProperty("http.proxyPassword", proxySettings.hostPassword)
+            System.setProperty("https.proxyUser", proxySettings.hostUser)
+            System.setProperty("https.proxyPassword", proxySettings.hostPassword)
+            System.setProperty("jdk.http.auth.tunneling.disabledSchemes", "")
+        }
+    }
+
+    private fun setSocksProxy(proxySettings: ProxySettings) {
+        System.setProperty("socksProxyHost", proxySettings.hostName)
+        System.setProperty("socksProxyPort", proxySettings.hostPort.toString())
+
+        if (proxySettings.useAuth) {
+            Authenticator.setDefault(
+                object : Authenticator() {
+                    public override fun getPasswordAuthentication(): PasswordAuthentication {
+                        return PasswordAuthentication(proxySettings.hostUser, proxySettings.hostPassword.toCharArray())
+                    }
+                }
+            )
+
+            System.setProperty("java.net.socks.username", proxySettings.hostUser)
+            System.setProperty("java.net.socks.password", proxySettings.hostPassword)
+        }
+    }
+
     private fun addDirTab(dirToOpen: File) {
         val absolutePath = dirToOpen.normalize().absolutePath
             .removeSuffix(systemSeparator)

src/main/kotlin/com/jetpackduba/gitnuro/preferences/AppSettings.kt

@@ -5,6 +5,7 @@ import com.jetpackduba.gitnuro.system.OS
 import com.jetpackduba.gitnuro.system.currentOs
 import com.jetpackduba.gitnuro.theme.ColorsScheme
 import com.jetpackduba.gitnuro.theme.Theme
+import com.jetpackduba.gitnuro.ui.dialogs.settings.ProxyType
 import com.jetpackduba.gitnuro.viewmodels.TextDiffType
 import com.jetpackduba.gitnuro.viewmodels.textDiffTypeFromValue
 import kotlinx.coroutines.flow.*
@@ -30,6 +31,13 @@ private const val PREF_DIFF_TYPE = "diffType"
 private const val PREF_DIFF_FULL_FILE = "diffFullFile"
 private const val PREF_SWAP_UNCOMMITTED_CHANGES = "inverseUncommittedChanges"
 private const val PREF_TERMINAL_PATH = "terminalPath"
+private const val PREF_USE_PROXY = "useProxy"
+private const val PREF_PROXY_TYPE = "proxyType"
+private const val PREF_PROXY_HOST_NAME = "proxyHostName"
+private const val PREF_PROXY_PORT = "proxyPort"
+private const val PREF_PROXY_USE_AUTH = "proxyUseAuth"
+private const val PREF_PROXY_USER = "proxyHostUser"
+private const val PREF_PROXY_PASSWORD = "proxyHostPassword"
 private const val PREF_CACHE_CREDENTIALS_IN_MEMORY = "credentialsInMemory"
 
 
@@ -86,6 +94,20 @@ class AppSettings @Inject constructor() {
     private val _terminalPathFlow = MutableStateFlow(terminalPath)
     val terminalPathFlow = _terminalPathFlow.asStateFlow()
 
+    private val _proxyFlow = MutableStateFlow(
+        ProxySettings(
+            useProxy,
+            proxyType,
+            proxyHostName,
+            proxyPortNumber,
+            proxyUseAuth,
+            proxyHostUser,
+            proxyHostPassword,
+        )
+    )
+
+    val proxyFlow = _proxyFlow.asStateFlow()
+
     var latestTabsOpened: String
         get() = preferences.get(PREF_LATEST_REPOSITORIES_TABS_OPENED, "")
         set(value) {
@@ -238,6 +260,62 @@ class AppSettings @Inject constructor() {
             _terminalPathFlow.value = value
         }
 
+    var useProxy: Boolean
+        get() {
+            return preferences.getBoolean(PREF_USE_PROXY, false)
+        }
+        set(value) {
+            preferences.putBoolean(PREF_USE_PROXY, value)
+            _proxyFlow.value = _proxyFlow.value.copy(useProxy = value)
+        }
+
+    var proxyUseAuth: Boolean
+        get() {
+            return preferences.getBoolean(PREF_PROXY_USE_AUTH, false)
+        }
+        set(value) {
+            preferences.putBoolean(PREF_PROXY_USE_AUTH, value)
+            _proxyFlow.value = _proxyFlow.value.copy(useAuth = value)
+        }
+
+    var proxyType: ProxyType
+        get() {
+            val value = preferences.getInt(PREF_PROXY_TYPE, ProxyType.HTTP.value)
+            return ProxyType.fromInt(value)
+        }
+        set(value) {
+            preferences.putInt(PREF_PROXY_TYPE, value.value)
+            _proxyFlow.value = _proxyFlow.value.copy(proxyType = value)
+        }
+
+    var proxyHostName: String
+        get() = preferences.get(PREF_PROXY_HOST_NAME, "")
+        set(value) {
+            preferences.put(PREF_PROXY_HOST_NAME, value)
+            _proxyFlow.value = _proxyFlow.value.copy(hostName = value)
+        }
+
+    var proxyPortNumber: Int
+        get() = preferences.getInt(PREF_PROXY_PORT, 80)
+        set(value) {
+            preferences.putInt(PREF_PROXY_PORT, value)
+            _proxyFlow.value = _proxyFlow.value.copy(hostPort = value)
+        }
+
+    var proxyHostUser: String
+        get() = preferences.get(PREF_PROXY_USER, "")
+        set(value) {
+            preferences.put(PREF_PROXY_USER, value)
+            _proxyFlow.value = _proxyFlow.value.copy(hostUser = value)
+        }
+
+    var proxyHostPassword: String
+        get() = preferences.get(PREF_PROXY_PASSWORD, "")
+        set(value) {
+            preferences.put(PREF_PROXY_PASSWORD, value)
+            _proxyFlow.value = _proxyFlow.value.copy(hostPassword = value)
+        }
+
     fun saveCustomTheme(filePath: String) {
         val file = File(filePath)
         val content = file.readText()
@@ -254,7 +332,30 @@ class AppSettings @Inject constructor() {
             _customThemeFlow.value = Json.decodeFromString<ColorsScheme>(themeJson)
         }
     }
+
+    private fun loadProxySettings() {
+        _proxyFlow.value = ProxySettings(
+            useProxy,
+            proxyType,
+            proxyHostName,
+            proxyPortNumber,
+            proxyUseAuth,
+            proxyHostUser,
+            proxyHostPassword,
+        )
     }
+}
+
+data class ProxySettings(
+    val useProxy: Boolean,
+    val proxyType: ProxyType,
+    val hostName: String,
+    val hostPort: Int,
+    val useAuth: Boolean,
+    val hostUser: String,
+    val hostPassword: String,
+)
+
 
 // TODO migrate old prefs path to new one?
 fun initPreferencesPath() {

src/main/kotlin/com/jetpackduba/gitnuro/ui/dialogs/settings/SettingsDialog.kt

@@ -47,7 +47,7 @@ val settings = listOf(
     SettingsEntry.Entry(AppIcons.CLOUD, "Remote actions") { RemoteActions(it) },
 
     SettingsEntry.Section("Network"),
-    SettingsEntry.Entry(AppIcons.NETWORK, "Proxy") { Proxy() },
+    SettingsEntry.Entry(AppIcons.NETWORK, "Proxy") { Proxy(it) },
     SettingsEntry.Entry(AppIcons.PASSWORD, "Authentication") { Authentication(it) },
 
     SettingsEntry.Section("Tools"),
@@ -55,24 +55,32 @@ val settings = listOf(
 )
 
 @Composable
-fun Proxy() {
+fun Proxy(settingsViewModel: SettingsViewModel) {
-    var useProxy by remember { mutableStateOf(false) }
+    var useProxy by remember { mutableStateOf(settingsViewModel.useProxy) }
 
-    var hostName by remember { mutableStateOf("") }
+    var hostName by remember { mutableStateOf(settingsViewModel.proxyHostName) }
-    var portNumber by remember { mutableStateOf(80) }
+    var portNumber by remember { mutableStateOf(settingsViewModel.proxyPortNumber) }
-    var login by remember { mutableStateOf("") }
+
-    var password by remember { mutableStateOf("") }
+    var useAuth by remember { mutableStateOf(settingsViewModel.proxyUseAuth) }
+    var user by remember { mutableStateOf(settingsViewModel.proxyHostUser) }
+    var password by remember { mutableStateOf(settingsViewModel.proxyHostPassword) }
 
     val proxyTypes = listOf(ProxyType.HTTP, ProxyType.SOCKS)
     val proxyTypesDropDownOptions = proxyTypes.map { DropDownOption(it, it.name) }
-    var currentProxyType by remember { mutableStateOf(proxyTypesDropDownOptions.first()) }
+
+    var currentProxyType by remember {
+        mutableStateOf(proxyTypesDropDownOptions.first { it.value == settingsViewModel.proxyType })
+    }
 
     Column {
         SettingToggle(
             title = "Use proxy",
             subtitle = "Set up your proxy configuration if needed",
             value = useProxy,
-            onValueChanged = { useProxy = it },
+            onValueChanged = {
+                useProxy = it
+                settingsViewModel.useProxy = it
+            },
         )
 
         SettingDropDown(
@@ -80,14 +88,20 @@ fun Proxy() {
             subtitle = "Pick between HTTP or SOCKS",
             dropDownOptions = proxyTypesDropDownOptions,
             currentOption = currentProxyType,
-            onOptionSelected = { currentProxyType = it }
+            onOptionSelected = {
+                currentProxyType = it
+                settingsViewModel.proxyType = it.value
+            }
         )
 
         SettingTextInput(
             title = "Host name",
             subtitle = "",
             value = hostName,
-            onValueChanged = { hostName = it },
+            onValueChanged = {
+                hostName = it
+                settingsViewModel.proxyHostName = it
+            },
             enabled = useProxy,
         )
 
@@ -95,16 +109,32 @@ fun Proxy() {
             title = "Port number",
             subtitle = "",
             value = portNumber,
-            onValueChanged = { portNumber = it },
+            onValueChanged = {
+                portNumber = it
+                settingsViewModel.proxyPortNumber = it
+            },
             enabled = useProxy,
         )
 
+        SettingToggle(
+            title = "Proxy authentication",
+            subtitle = "Use your credentials to provide your identity the proxy server",
+            value = useAuth,
+            onValueChanged = {
+                useAuth = it
+                settingsViewModel.proxyUseAuth = it
+            }
+        )
+
         SettingTextInput(
             title = "Login",
             subtitle = "",
-            value = login,
+            value = user,
-            onValueChanged = { login = it },
+            onValueChanged = {
-            enabled = useProxy,
+                user = it
+                settingsViewModel.proxyHostUser = it
+            },
+            enabled = useProxy && useAuth,
         )
 
 
@@ -112,9 +142,12 @@ fun Proxy() {
             title = "Password",
             subtitle = "",
             value = password,
-            onValueChanged = { password = it },
+            onValueChanged = {
+                password = it
+                settingsViewModel.proxyHostPassword = it
+            },
             isPassword = true,
-            enabled = useProxy,
+            enabled = useProxy && useAuth,
         )
 
     }
@@ -691,7 +724,17 @@ private fun isValidFloat(value: String): Boolean {
     }
 }
 
-enum class ProxyType {
+enum class ProxyType(val value: Int) {
-    HTTP,
+    HTTP(1),
-    SOCKS,
+    SOCKS(2);
+
+    companion object {
+        fun fromInt(value: Int): ProxyType {
+            return when (value) {
+                HTTP.value -> HTTP
+                SOCKS.value -> SOCKS
+                else -> throw NotImplementedError("Proxy type unknown")
+            }
+        }
+    }
 }

src/main/kotlin/com/jetpackduba/gitnuro/viewmodels/SettingsViewModel.kt

@@ -7,6 +7,7 @@ import com.jetpackduba.gitnuro.preferences.AppSettings
 import com.jetpackduba.gitnuro.system.OpenFilePickerUseCase
 import com.jetpackduba.gitnuro.system.PickerType
 import com.jetpackduba.gitnuro.theme.Theme
+import com.jetpackduba.gitnuro.ui.dialogs.settings.ProxyType
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.launch
 import javax.inject.Inject
@@ -84,6 +85,48 @@ class SettingsViewModel @Inject constructor(
             appSettings.terminalPath = value
         }
 
+    var useProxy: Boolean
+        get() = appSettings.useProxy
+        set(value) {
+            appSettings.useProxy = value
+        }
+
+    var proxyType: ProxyType
+        get() = appSettings.proxyType
+        set(value) {
+            appSettings.proxyType = value
+        }
+
+    var proxyHostName: String
+        get() = appSettings.proxyHostName
+        set(value) {
+            appSettings.proxyHostName = value
+        }
+
+    var proxyPortNumber: Int
+        get() = appSettings.proxyPortNumber
+        set(value) {
+            appSettings.proxyPortNumber = value
+        }
+
+    var proxyUseAuth: Boolean
+        get() = appSettings.proxyUseAuth
+        set(value) {
+            appSettings.proxyUseAuth = value
+        }
+
+    var proxyHostUser: String
+        get() = appSettings.proxyHostUser
+        set(value) {
+            appSettings.proxyHostUser = value
+        }
+
+    var proxyHostPassword: String
+        get() = appSettings.proxyHostPassword
+        set(value) {
+            appSettings.proxyHostPassword = value
+        }
+
     fun saveCustomTheme(filePath: String): Error? {
         return try {
             appSettings.saveCustomTheme(filePath)