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-rw-r--r--termui/bug_table.go186
-rw-r--r--termui/termui.go132
2 files changed, 318 insertions, 0 deletions
diff --git a/termui/bug_table.go b/termui/bug_table.go
new file mode 100644
index 00000000..42b7f645
--- /dev/null
+++ b/termui/bug_table.go
@@ -0,0 +1,186 @@
+package termui
+
+import (
+ "fmt"
+ "github.com/MichaelMure/git-bug/bug"
+ "github.com/MichaelMure/git-bug/cache"
+ "github.com/jroimartin/gocui"
+)
+
+type bugTable struct {
+ cache cache.RepoCacher
+ bugs []*bug.Snapshot
+ cursor int
+}
+
+func newBugTable(cache cache.RepoCacher) *bugTable {
+ return &bugTable{
+ cache: cache,
+ cursor: 0,
+ }
+}
+
+func (bt *bugTable) paginate(max int) error {
+ allIds, err := bt.cache.AllBugIds()
+ if err != nil {
+ return err
+ }
+
+ return bt.doPaginate(allIds, max)
+}
+
+func (bt *bugTable) nextPage(max int) error {
+ allIds, err := bt.cache.AllBugIds()
+ if err != nil {
+ return err
+ }
+
+ if bt.cursor+max > len(allIds) {
+ return nil
+ }
+
+ bt.cursor += max
+
+ return bt.doPaginate(allIds, max)
+}
+
+func (bt *bugTable) previousPage(max int) error {
+ allIds, err := bt.cache.AllBugIds()
+ if err != nil {
+ return err
+ }
+
+ bt.cursor = maxInt(0, bt.cursor-max)
+
+ return bt.doPaginate(allIds, max)
+}
+
+func (bt *bugTable) doPaginate(allIds []string, max int) error {
+ // clamp the cursor
+ bt.cursor = maxInt(bt.cursor, 0)
+ bt.cursor = minInt(bt.cursor, len(allIds)-1)
+
+ // slice the data
+ nb := minInt(len(allIds)-bt.cursor, max)
+
+ ids := allIds[bt.cursor:nb]
+
+ bt.bugs = make([]*bug.Snapshot, len(ids))
+
+ for i, id := range ids {
+ b, err := bt.cache.ResolveBug(id)
+ if err != nil {
+ return err
+ }
+
+ bt.bugs[i] = b.Snapshot()
+ }
+
+ return nil
+}
+
+func (bt *bugTable) layout(g *gocui.Gui) error {
+ maxX, maxY := g.Size()
+
+ v, err := g.SetView("header", -1, -1, maxX, 3)
+
+ if err != nil {
+ if err != gocui.ErrUnknownView {
+ return err
+ }
+
+ v.Frame = false
+ }
+
+ v.Clear()
+ ui.bugTable.renderHeader(v, maxX)
+
+ v, err = g.SetView("table", -1, 1, maxX, maxY-2)
+
+ if err != nil {
+ if err != gocui.ErrUnknownView {
+ return err
+ }
+
+ v.Frame = false
+ v.Highlight = true
+ v.SelBgColor = gocui.ColorWhite
+ v.SelFgColor = gocui.ColorBlack
+
+ _, err = g.SetCurrentView("table")
+
+ if err != nil {
+ return err
+ }
+ }
+
+ _, tableHeight := v.Size()
+ err = bt.paginate(tableHeight)
+ if err != nil {
+ return err
+ }
+
+ v.Clear()
+ ui.bugTable.render(v, maxX)
+
+ v, err = g.SetView("footer", -1, maxY-3, maxX, maxY)
+
+ if err != nil {
+ if err != gocui.ErrUnknownView {
+ return err
+ }
+
+ v.Frame = false
+ }
+
+ v.Clear()
+ ui.bugTable.renderFooter(v, maxX)
+
+ v, err = g.SetView("instructions", -1, maxY-2, maxX, maxY)
+
+ if err != nil {
+ if err != gocui.ErrUnknownView {
+ return err
+ }
+
+ v.Frame = false
+ v.BgColor = gocui.ColorBlue
+
+ fmt.Fprintf(v, "[q] Quit [h] Go back [j] Down [k] Up [l] Go forward [m] Load Additional [p] Play [enter] Play and Exit")
+ }
+
+ return nil
+}
+
+func (bt *bugTable) getTableLength() int {
+ return len(bt.bugs)
+}
+
+func (bt *bugTable) render(v *gocui.View, maxX int) {
+ for _, b := range bt.bugs {
+ fmt.Fprintln(v, b.Title)
+ }
+}
+
+func (bt *bugTable) renderHeader(v *gocui.View, maxX int) {
+ fmt.Fprintf(v, "header")
+
+}
+
+func (bt *bugTable) renderFooter(v *gocui.View, maxX int) {
+ fmt.Fprintf(v, "footer")
+}
+
+func maxInt(a, b int) int {
+ if a > b {
+ return a
+ }
+ return b
+}
+
+func minInt(a, b int) int {
+ if a > b {
+ return b
+ }
+ return a
+}
diff --git a/termui/termui.go b/termui/termui.go
new file mode 100644
index 00000000..a8248442
--- /dev/null
+++ b/termui/termui.go
@@ -0,0 +1,132 @@
+package termui
+
+import (
+ "github.com/MichaelMure/git-bug/cache"
+ "github.com/MichaelMure/git-bug/repository"
+ "github.com/jroimartin/gocui"
+)
+
+type termUI struct {
+ cache cache.RepoCacher
+ bugTable *bugTable
+}
+
+var ui *termUI
+
+func Run(repo repository.Repo) error {
+ c := cache.NewRepoCache(repo)
+
+ ui = &termUI{
+ cache: c,
+ bugTable: newBugTable(c),
+ }
+
+ g, err := gocui.NewGui(gocui.OutputNormal)
+
+ if err != nil {
+ return err
+ }
+
+ defer g.Close()
+
+ g.SetManagerFunc(layout)
+
+ err = keybindings(g)
+
+ if err != nil {
+ return err
+ }
+
+ err = g.MainLoop()
+
+ if err != nil && err != gocui.ErrQuit {
+ return err
+ }
+
+ return nil
+}
+
+func layout(g *gocui.Gui) error {
+ //maxX, maxY := g.Size()
+
+ ui.bugTable.layout(g)
+
+ v, err := g.View("table")
+ if err != nil {
+ return err
+ }
+
+ cursorClamp(v)
+
+ return nil
+}
+
+func keybindings(g *gocui.Gui) error {
+ if err := g.SetKeybinding("", 'q', gocui.ModNone, quit); err != nil {
+ return err
+ }
+ if err := g.SetKeybinding("table", 'j', gocui.ModNone, cursorDown); err != nil {
+ return err
+ }
+ if err := g.SetKeybinding("table", gocui.KeyArrowDown, gocui.ModNone, cursorDown); err != nil {
+ return err
+ }
+ if err := g.SetKeybinding("table", 'k', gocui.ModNone, cursorUp); err != nil {
+ return err
+ }
+ if err := g.SetKeybinding("table", gocui.KeyArrowUp, gocui.ModNone, cursorUp); err != nil {
+ return err
+ }
+
+ //err = g.SetKeybinding("table", 'h', gocui.ModNone, popTable)
+ //err = g.SetKeybinding("table", gocui.KeyArrowLeft, gocui.ModNone, popTable)
+ //err = g.SetKeybinding("table", 'l', gocui.ModNone, pushTable)
+ //err = g.SetKeybinding("table", gocui.KeyArrowRight, gocui.ModNone, pushTable)
+ //err = g.SetKeybinding("table", 'p', gocui.ModNone, playSelected)
+ //err = g.SetKeybinding("table", gocui.KeyEnter, gocui.ModNone, playSelectedAndExit)
+ //err = g.SetKeybinding("table", 'm', gocui.ModNone, loadNextRecords)
+
+ return nil
+}
+
+func quit(g *gocui.Gui, v *gocui.View) error {
+ return gocui.ErrQuit
+}
+
+func cursorDown(g *gocui.Gui, v *gocui.View) error {
+ _, y := v.Cursor()
+ y = minInt(y+1, ui.bugTable.getTableLength()-1)
+
+ err := v.SetCursor(0, y)
+ if err != nil {
+ return err
+ }
+
+ return nil
+}
+
+func cursorUp(g *gocui.Gui, v *gocui.View) error {
+ _, y := v.Cursor()
+ y = maxInt(y-1, 0)
+
+ err := v.SetCursor(0, y)
+ if err != nil {
+ return err
+ }
+
+ return nil
+}
+
+func cursorClamp(v *gocui.View) error {
+ _, y := v.Cursor()
+
+ y = minInt(y, ui.bugTable.getTableLength()-1)
+ y = maxInt(y, 0)
+
+ err := v.SetCursor(0, y)
+ if err != nil {
+ return err
+ }
+
+ return nil
+}