add feels browser

TODO

@@ -1,3 +0,0 @@
-- list feels by user
-- pipe feels into less
-- list global feels

app/browse.go

@@ -0,0 +1,83 @@
+package app
+
+import (
+	"fmt"
+	"strconv"
+
+	"git.sr.ht/~rockorager/vaxis"
+	"git.tilde.town/nbsp/neofeels/ttbp"
+	"git.tilde.town/nbsp/neofeels/ui"
+)
+
+type Browse struct {
+	title string
+	list  ui.List
+	help  string
+	posts []ttbp.Post
+}
+
+func NewBrowse() *Browse {
+	users := ttbp.GetUsers()
+	posts := []ttbp.Post{}
+	for _, user := range users {
+		posts = append(posts, ttbp.GetPostsForUser(user.Name)...)
+	}
+	posts = ttbp.SortPostsByRecent(posts)
+	list := []string{}
+	for _, post := range posts {
+		list = append(list, fmt.Sprintf(
+			"~%-15s %s (%d words)",
+			post.Author,
+			post.LastEdited.Format("2006-01-02 15:04"),
+			post.Words,
+		))
+	}
+
+	return &Browse{
+		title,
+		ui.NewList(list),
+		"↑↓/kj move  ↵ enter  q return",
+		posts,
+	}
+}
+
+func (browse *Browse) Event(state *ui.State, event vaxis.Event) (processed bool) {
+	if key, ok := event.(vaxis.Key); ok && key.EventType == vaxis.EventPress {
+		switch key.String() {
+		case "Ctrl+c", "Ctrl+d":
+			close(ui.Quit)
+		case "Down", "j":
+			browse.list.Down()
+		case "Up", "k":
+			browse.list.Up()
+		case "End", "Shift+g":
+			browse.list.End()
+		case "Home", "g":
+			browse.list.Home()
+		case "0", "1", "2", "3", "4", "5", "6", "7", "8", "9":
+			i, _ := strconv.Atoi(key.String())
+			browse.list.SetIndex(i)
+		case "q", "h", "Left":
+			ui.ViewChange <- NewMainMenu()
+		case "Enter", "l", "Right":
+			showPost(state, browse.posts[browse.list.Index()])
+		}
+		processed = true
+	}
+	browse.Draw(state)
+	return
+}
+
+func (browse *Browse) Draw(state *ui.State) {
+	win := state.Window()
+	win.New(win.Width/2-10, win.Height/2-8, 20, 5).Print(vaxis.Segment{Text: browse.title})
+	browse.list.Draw(vaxis.Window{
+		Vx:     win.Vx,
+		Parent: nil,
+		Column: win.Width/2 - 25,
+		Row:    win.Height/2 - 2,
+		Width:  50,
+		Height: 10,
+	})
+	win.New(win.Width/2-15, win.Height/2+9, 30, 1).Print(vaxis.Segment{Text: browse.help})
+}

app/menu.go

@@ -31,7 +31,7 @@ func NewMainMenu() *MainMenu {
 			"record some feels",
 			"manage your feels",
 			"check out your neighbors",
-			"browse global feels",      // TODO
+			"browse global feels",
 			"visit your subscriptions", // TODO
 			"scribble some graffiti",   // TODO
 			"change your settings",
@@ -66,6 +66,8 @@ func (menu *MainMenu) Event(state *ui.State, event vaxis.Event) (processed bool)
 				ui.ViewChange <- NewManagement()
 			case 2:
 				ui.ViewChange <- NewNeighbors()
+			case 3:
+				ui.ViewChange <- NewBrowse()
 			case 6:
 				ui.ViewChange <- NewConfig()
 			case 7:

ttbp/ttbp.go

@@ -82,9 +82,10 @@ func SortUsersByRecent(users []User) []User {
 }
 
 type Post struct {
-	Date   time.Time
-	Words  int
-	Author string
+	Date       time.Time
+	LastEdited time.Time
+	Words      int
+	Author     string
 }
 
 func GetPostsForUser(user string) (posts []Post) {
@@ -100,23 +101,39 @@ func GetPostsForUser(user string) (posts []Post) {
 			continue
 		}
 
-		// get number of words in file
-		count := 0
 		if file, err := os.Open(path.Join("/home", user, ".ttbp/entries", post.Name())); err == nil {
 			defer file.Close()
+
+			// get number of words in file
 			scanner := bufio.NewScanner(file)
 			scanner.Split(bufio.ScanWords)
-
+			count := 0
 			for scanner.Scan() {
 				count++
 			}
-		}
 
-		posts = append([]Post{Post{
-			Author: user,
-			Date:   fileDate,
-			Words:  count,
-		}}, posts...)
+			// get modtime of file
+			stat, err := file.Stat()
+			if err != nil {
+				continue
+			}
+
+			posts = append([]Post{Post{
+				Author:     user,
+				Date:       fileDate,
+				LastEdited: stat.ModTime(),
+				Words:      count,
+			}}, posts...)
+		}
 	}
 	return
 }
+
+// SortUsersByRecent sorts posts, putting the posts that were most recently
+// edited first in the list.
+func SortPostsByRecent(posts []Post) []Post {
+	sort.Slice(posts, func(i, j int) bool {
+		return posts[i].LastEdited.After(posts[j].LastEdited)
+	})
+	return posts
+}