Load repo by name

git/git.go

@@ -1,6 +1,7 @@
 package git
 
 import (
+	"errors"
 	"log"
 	"os"
 	"sort"
@@ -11,6 +12,8 @@ import (
 	"github.com/go-git/go-git/v5/plumbing/object"
 )
 
+var ErrMissingRepo = errors.New("missing repo")
+
 type Repo struct {
 	Name        string
 	Repository  *git.Repository
@@ -58,6 +61,17 @@ func (rs *RepoSource) AllRepos() []*Repo {
 	return rs.repos
 }
 
+func (rs *RepoSource) GetRepo(name string) (*Repo, error) {
+	rs.mtx.Lock()
+	defer rs.mtx.Unlock()
+	for _, r := range rs.repos {
+		if r.Name == name {
+			return r, nil
+		}
+	}
+	return nil, ErrMissingRepo
+}
+
 func (rs *RepoSource) GetCommits(limit int) []RepoCommit {
 	rs.mtx.Lock()
 	defer rs.mtx.Unlock()

tui/bubble.go

@@ -83,12 +83,7 @@ func (b *Bubble) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 		b.width = msg.Width
 		b.height = msg.Height
 	case selection.SelectedMsg:
-		rmd := b.repos[msg.Index].Readme
-		b.readmeViewport.Viewport.GotoTop()
-		b.readmeViewport.Viewport.Height = b.height - verticalPadding - viewportHeightConstant
-		b.readmeViewport.Viewport.Width = boxLeftWidth - 2
-		b.readmeViewport.Viewport.SetContent(rmd)
-		b.boxes[1] = b.readmeViewport
+		cmds = append(cmds, b.getRepoCmd(b.repos[msg.Index].Name))
 	}
 	if b.state == loadedState {
 		ab, cmd := b.boxes[b.activeBox].Update(msg)

tui/commands.go

@@ -21,6 +21,22 @@ func (b *Bubble) windowChangesCmd() tea.Msg {
 	return windowMsg{}
 }
 
+func (b *Bubble) getRepoCmd(name string) tea.Cmd {
+	return func() tea.Msg {
+		r, err := b.repoSource.GetRepo(name)
+		if err != nil {
+			return errMsg{err}
+		}
+		b.readmeViewport.Viewport.GotoTop()
+		b.readmeViewport.Viewport.Height = b.height - verticalPadding - viewportHeightConstant
+		b.readmeViewport.Viewport.Width = boxLeftWidth - 2
+		b.readmeViewport.Viewport.SetContent(r.Readme)
+		b.boxes[1] = b.readmeViewport
+		b.activeBox = 1
+		return nil
+	}
+}
+
 func (b *Bubble) loadGitCmd() tea.Msg {
 	b.repos = b.repoSource.AllRepos()
 	rs := make([]string, 0)