storage/filesystem: ConfigStore implementation

1 files changed, 76 insertions, 0 deletions

diff --git a/storage/filesystem/config.go b/storage/filesystem/config.go
new file mode 100644
index 0000000..c83a59e
--- /dev/null
+++ b/storage/filesystem/config.go
@@ -0,0 +1,76 @@
+package filesystem
+
+import (
+	"fmt"
+	"io"
+
+	"gopkg.in/gcfg.v1"
+	"gopkg.in/src-d/go-git.v4/config"
+	"gopkg.in/src-d/go-git.v4/storage/filesystem/internal/dotgit"
+)
+
+type ConfigStorage struct {
+	dir *dotgit.DotGit
+}
+
+func (c *ConfigStorage) Remote(name string) (*config.RemoteConfig, error) {
+	file, err := c.read()
+	if err != nil {
+		return nil, err
+	}
+
+	r, ok := file.Remotes[name]
+	if ok {
+		return r, nil
+	}
+
+	return nil, config.ErrRemoteConfigNotFound
+}
+
+func (c *ConfigStorage) Remotes() ([]*config.RemoteConfig, error) {
+	file, err := c.read()
+	if err != nil {
+		return nil, err
+	}
+
+	remotes := make([]*config.RemoteConfig, len(file.Remotes))
+
+	var i int
+	for _, r := range file.Remotes {
+		remotes[i] = r
+	}
+
+	return remotes, nil
+}
+
+func (c *ConfigStorage) SetRemote(r *config.RemoteConfig) error {
+	return fmt.Errorf("not implemented yet")
+}
+
+func (c *ConfigStorage) DeleteRemote(name string) error {
+	return fmt.Errorf("not implemented yet")
+}
+
+func (c *ConfigStorage) read() (*ConfigFile, error) {
+	fs, path, err := c.dir.Config()
+	if err != nil {
+		return nil, err
+	}
+
+	r, err := fs.Open(path)
+	if err != nil {
+		return nil, err
+	}
+
+	f := &ConfigFile{}
+	return f, f.Decode(r)
+}
+
+type ConfigFile struct {
+	Remotes map[string]*config.RemoteConfig `gcfg:"remote"`
+}
+
+// Decode decode a git config file intro the ConfigStore
+func (c *ConfigFile) Decode(r io.Reader) error {
+	return gcfg.FatalOnly(gcfg.ReadInto(c, r))
+}