From 149148a635129c4d54027897c0e122d63ade621b Mon Sep 17 00:00:00 2001
From: Roy Qu <royqh1979@gmail.com>
Date: Wed, 9 Feb 2022 14:58:39 +0800
Subject: [PATCH] work save  - basic git operations

---
 RedPandaIDE/vcs/gitmanager.cpp | 143 +++++++++++++++++++++++++++++++++
 RedPandaIDE/vcs/gitmanager.h   |  31 ++++++-
 2 files changed, 173 insertions(+), 1 deletion(-)

diff --git a/RedPandaIDE/vcs/gitmanager.cpp b/RedPandaIDE/vcs/gitmanager.cpp
index 801a6513..69b585ce 100644
--- a/RedPandaIDE/vcs/gitmanager.cpp
+++ b/RedPandaIDE/vcs/gitmanager.cpp
@@ -1,4 +1,7 @@
 #include "gitmanager.h"
+#include "../utils.h"
+
+#include <QFileInfo>
 
 GitManager::GitManager(QObject *parent) : QObject(parent),
     mGitPathValid(false)
@@ -9,3 +12,143 @@ bool GitManager::gitPathValid() const
 {
     return mGitPathValid;
 }
+
+void GitManager::createRepository(const QString &folder)
+{
+    if (hasRepository(folder))
+        throw GitError(tr("Folder \"%1\" already has a repository!"));
+    QStringList args;
+    args.append("init");
+    runGit(folder,args);
+}
+
+bool GitManager::hasRepository(const QString &folder)
+{
+
+    QStringList args;
+    args.append("status");
+    QString output = runGit(folder,args);
+    return !output.startsWith("fatal:");
+}
+
+void GitManager::add(const QString &folder, const QString &path)
+{
+    QStringList args;
+    args.append("add");
+    args.append(path);
+    runGit(folder,args);
+}
+
+void GitManager::remove(const QString &folder, const QString &path)
+{
+    QStringList args;
+    args.append("rm");
+    args.append(path);
+    runGit(folder,args);
+}
+
+void GitManager::rename(const QString &folder, const QString &oldName, const QString &newName)
+{
+    QStringList args;
+    args.append("mv");
+    args.append(oldName);
+    args.append(newName);
+    runGit(folder,args);
+}
+
+void GitManager::restore(const QString &folder, const QString &path)
+{
+    QStringList args;
+    args.append("restore");
+    args.append(path);
+    runGit(folder,args);
+}
+
+QStringList GitManager::listFiles(const QString &folder)
+{
+    QStringList args;
+    args.append("ls-files");
+    return textToLines(runGit(folder,args));
+}
+
+void GitManager::clone(const QString &folder, const QString &url)
+{
+    QStringList args;
+    args.append("clone");
+    args.append(url);
+    runGit(folder,args);
+}
+
+void GitManager::commit(const QString &folder, const QString &message)
+{
+    QStringList args;
+    args.append("commit");
+    args.append("-m");
+    args.append(message);
+    runGit(folder,args);
+}
+
+void GitManager::revert(const QString &folder)
+{
+    QStringList args;
+    args.append("revert");
+    runGit(folder,args);
+}
+
+void GitManager::reset(const QString &folder, const QString &commit, ResetStrategy strategy)
+{
+    //todo reset type
+    QStringList args;
+    args.append("reset");
+    switch(strategy) {
+    case ResetStrategy::Soft:
+        args.append("--soft");
+        break;
+    case ResetStrategy::Hard:
+        args.append("--hard");
+        break;
+    case ResetStrategy::Mixed:
+        args.append("--mixed");
+        break;
+    case ResetStrategy::Merge:
+        args.append("--merge");
+        break;
+    case ResetStrategy::Keep:
+        args.append("--keep");
+        break;
+    }
+    args.append(commit);
+    runGit(folder,args);
+}
+
+void GitManager::validate()
+{
+    QStringList args;
+    args.append("--version");
+    QString output = runGit("",args);
+    mGitPathValid = output.startsWith("git version");
+}
+
+QString GitManager::runGit(const QString& workingFolder, const QStringList &args)
+{
+    QFileInfo fileInfo(mGitPath);
+    if (!fileInfo.exists())
+        throw GitError("fatal: git doesn't exist");
+    emit gitCmdRunning(QString("Running in \"%1\": \n \"%2\" \"%3\"")
+                       .arg(workingFolder,
+                            mGitPath,
+                            args.join("\" \"")));
+    QString output = runAndGetOutput(
+                fileInfo.absoluteFilePath(),
+                workingFolder,
+                args);
+    emit gitCmdFinished(output);
+    if (output.startsWith("fatal:"))
+        throw GitError(output);
+    return output;
+}
+
+GitError::GitError(const QString &reason):BaseError(reason)
+{
+
+}
diff --git a/RedPandaIDE/vcs/gitmanager.h b/RedPandaIDE/vcs/gitmanager.h
index b6dba53e..fc66b06f 100644
--- a/RedPandaIDE/vcs/gitmanager.h
+++ b/RedPandaIDE/vcs/gitmanager.h
@@ -2,21 +2,50 @@
 #define GITMANAGER_H
 
 #include <QObject>
+#include "utils.h"
+
+class GitError: public BaseError {
+public:
+    explicit GitError(const QString& reason);
+};
+
+
 
 class GitManager : public QObject
 {
     Q_OBJECT
 public:
+    enum class ResetStrategy {
+        Soft,
+        Hard,
+        Merge,
+        Mixed,
+        Keep
+    };
+
     explicit GitManager(QObject *parent = nullptr);
 
     bool gitPathValid() const;
-    bool createRepository(const QString& folder);
+    void createRepository(const QString& folder);
     bool hasRepository(const QString& folder);
 
+    void add(const QString& folder, const QString& path);
+    void remove(const QString& folder, const QString& path);
+    void rename(const QString& folder, const QString& oldName, const QString& newName);
+    void restore(const QString& folder, const QString& path);
+    QStringList listFiles(const QString& folder);
+
+    void clone(const QString& folder, const QString& url);
+    void commit(const QString& folder, const QString& message);
+    void revert(const QString& folder);
+    void reset(const QString& folder, const QString& commit, ResetStrategy strategy);
 
 signals:
+    void gitCmdRunning(const QString& gitCmd);
+    void gitCmdFinished(const QString& message);
 private:
     void validate();
+    QString runGit(const QString& workingFolder, const QStringList& args);
 private:
     QString mGitPath;
     bool mGitPathValid;