refactor: make ResetToRemoteOperation actually work and use its own remoteBranch input

app/src/main/java/app/passwordstore/ui/git/base/BaseGitActivity.kt

@@ -57,6 +57,12 @@ abstract class BaseGitActivity : AppCompatActivity() {
   @Inject lateinit var gitSettings: GitSettings
   @GitPreferences @Inject lateinit var gitPrefs: SharedPreferences
 
+  /**
+   * Poor workaround to pass in a specified remote branch for [ResetToRemoteOperation]. Callers of
+   * [launchGitOperation] should set this before calling the method with [GitOp.RESET].
+   */
+  protected var remoteBranch = ""
+
   /**
    * Attempt to launch the requested Git operation.
    * @param operation The type of git operation to launch
@@ -77,7 +83,7 @@ abstract class BaseGitActivity : AppCompatActivity() {
         GitOp.PUSH -> PushOperation(this)
         GitOp.SYNC -> SyncOperation(this, gitSettings.rebaseOnPull)
         GitOp.BREAK_OUT_OF_DETACHED -> BreakOutOfDetached(this)
-        GitOp.RESET -> ResetToRemoteOperation(this)
+        GitOp.RESET -> ResetToRemoteOperation(this, remoteBranch)
         GitOp.GC -> GcOperation(this)
       }
     return (if (op.requiresAuth) {

app/src/main/java/app/passwordstore/ui/git/config/GitConfigActivity.kt

@@ -11,10 +11,12 @@ import android.os.Looper
 import android.util.Patterns
 import android.view.MenuItem
 import androidx.core.os.postDelayed
+import androidx.fragment.app.setFragmentResultListener
 import androidx.lifecycle.lifecycleScope
 import app.passwordstore.R
 import app.passwordstore.data.repo.PasswordRepository
 import app.passwordstore.databinding.ActivityGitConfigBinding
+import app.passwordstore.ui.dialogs.TextInputDialog
 import app.passwordstore.ui.git.base.BaseGitActivity
 import app.passwordstore.ui.git.log.GitLogActivity
 import app.passwordstore.util.extensions.viewBinding
@@ -115,12 +117,21 @@ class GitConfigActivity : BaseGitActivity() {
       }
     }
     binding.gitResetToRemote.setOnClickListener {
-      lifecycleScope.launch {
-        launchGitOperation(GitOp.RESET)
-          .fold(
-            success = ::finishOnSuccessHandler,
-            failure = { err -> promptOnErrorHandler(err) { finish() } },
-          )
+      val dialog =
+        TextInputDialog.newInstance(getString(R.string.git_utils_reset_remote_branch_title))
+      dialog.show(supportFragmentManager, "BRANCH_INPUT_DIALOG")
+      dialog.setFragmentResultListener(TextInputDialog.REQUEST_KEY) { _, bundle ->
+        val result = bundle.getString(TextInputDialog.BUNDLE_KEY_TEXT)
+        if (!result.isNullOrEmpty()) {
+          remoteBranch = result
+          lifecycleScope.launch {
+            launchGitOperation(GitOp.RESET)
+              .fold(
+                success = ::finishOnSuccessHandler,
+                failure = { err -> promptOnErrorHandler(err) { finish() } },
+              )
+          }
+        }
       }
     }
     binding.gitGc.setOnClickListener {

app/src/main/java/app/passwordstore/util/git/operation/ResetToRemoteOperation.kt

@@ -5,22 +5,22 @@
 package app.passwordstore.util.git.operation
 
 import androidx.appcompat.app.AppCompatActivity
+import org.eclipse.jgit.api.CreateBranchCommand.SetupUpstreamMode.TRACK
 import org.eclipse.jgit.api.ResetCommand
 
-class ResetToRemoteOperation(callingActivity: AppCompatActivity) : GitOperation(callingActivity) {
+class ResetToRemoteOperation(callingActivity: AppCompatActivity, remoteBranch: String) :
+  GitOperation(callingActivity) {
 
   override val commands =
     arrayOf(
-      // Stage all files
-      git.add().addFilepattern("."),
       // Fetch everything from the origin remote
-      git.fetch().setRemote("origin"),
+      git.fetch().setRemote("origin").setRemoveDeletedRefs(true),
+      // Force-create $remoteBranch if it doesn't exist. This covers the case where a branch name is
+      // changed.
+      git.branchCreate().setName(remoteBranch).setForce(true),
+      git.checkout().setName(remoteBranch).setForce(true).setUpstreamMode(TRACK),
       // Do a hard reset to the remote branch. Equivalent to git reset --hard
       // origin/$remoteBranch
       git.reset().setRef("origin/$remoteBranch").setMode(ResetCommand.ResetType.HARD),
-      // Force-create $remoteBranch if it doesn't exist. This covers the case where you
-      // switched
-      // branches from 'master' to anything else.
-      git.branchCreate().setName(remoteBranch).setForce(true),
     )
 }

app/src/main/res/values/strings.xml

@@ -368,4 +368,5 @@
   <string name="git_run_gc_job">Run garbage collection job</string>
   <string name="activity_label_pgp_key_manager">PGP Key Manager</string>
   <string name="pgp_key_manager_delete_confirmation_dialog_title">Delete key?</string>
+  <string name="git_utils_reset_remote_branch_title">Remote branch name</string>
 </resources>