mirror of
https://github.com/MichaelMure/git-bug.git
synced 2024-12-17 04:48:58 +03:00
546 lines
12 KiB
Go
546 lines
12 KiB
Go
package termui
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import (
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"bytes"
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"errors"
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"fmt"
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"strings"
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text "github.com/MichaelMure/go-term-text"
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"github.com/awesome-gocui/gocui"
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"github.com/dustin/go-humanize"
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"github.com/MichaelMure/git-bug/cache"
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"github.com/MichaelMure/git-bug/entity"
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"github.com/MichaelMure/git-bug/query"
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"github.com/MichaelMure/git-bug/util/colors"
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)
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const bugTableView = "bugTableView"
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const bugTableHeaderView = "bugTableHeaderView"
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const bugTableFooterView = "bugTableFooterView"
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const bugTableInstructionView = "bugTableInstructionView"
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const defaultRemote = "origin"
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const defaultQuery = "status:open"
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var bugTableHelp = helpBar{
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{"q", "Quit"},
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{"s", "Search"},
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{"←↓↑→,hjkl", "Navigation"},
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{"↵", "Open bug"},
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{"n", "New bug"},
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{"i", "Pull"},
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{"o", "Push"},
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}
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type bugTable struct {
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repo *cache.RepoCache
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queryStr string
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query *query.Query
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allIds []entity.Id
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excerpts []*cache.BugExcerpt
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pageCursor int
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selectCursor int
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}
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func newBugTable(c *cache.RepoCache) *bugTable {
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q, err := query.Parse(defaultQuery)
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if err != nil {
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panic(err)
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}
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return &bugTable{
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repo: c,
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query: q,
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queryStr: defaultQuery,
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pageCursor: 0,
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selectCursor: 0,
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}
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}
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func (bt *bugTable) layout(g *gocui.Gui) error {
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maxX, maxY := g.Size()
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if maxY < 4 {
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// window too small !
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return nil
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}
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v, err := g.SetView(bugTableHeaderView, -1, -1, maxX, 1, 0)
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if err != nil {
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if !errors.Is(err, gocui.ErrUnknownView) {
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return err
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}
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v.Frame = false
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}
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v.Clear()
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bt.renderHeader(v, maxX)
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v, err = g.SetView(bugTableView, -1, 0, maxX, maxY-3, 0)
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if err != nil {
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if !errors.Is(err, gocui.ErrUnknownView) {
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return err
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}
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v.Frame = false
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v.SelBgColor = gocui.ColorWhite
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v.SelFgColor = gocui.ColorBlack
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}
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viewWidth, viewHeight := v.Size()
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err = bt.paginate(viewHeight)
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if err != nil {
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return err
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}
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err = bt.cursorClamp(v)
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if err != nil {
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return err
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}
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v.Clear()
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bt.render(v, viewWidth)
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v, err = g.SetView(bugTableFooterView, -1, maxY-4, maxX, maxY, 0)
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if err != nil {
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if !errors.Is(err, gocui.ErrUnknownView) {
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return err
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}
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v.Frame = false
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}
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v.Clear()
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bt.renderFooter(v, maxX)
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v, err = g.SetView(bugTableInstructionView, -1, maxY-2, maxX, maxY, 0)
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if err != nil {
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if !errors.Is(err, gocui.ErrUnknownView) {
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return err
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}
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v.Frame = false
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v.FgColor = gocui.ColorWhite
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}
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v.Clear()
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bt.renderHelp(v, maxX)
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_, err = g.SetCurrentView(bugTableView)
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return err
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}
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func (bt *bugTable) keybindings(g *gocui.Gui) error {
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// Quit
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if err := g.SetKeybinding(bugTableView, 'q', gocui.ModNone, quit); err != nil {
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return err
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}
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// Down
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if err := g.SetKeybinding(bugTableView, 'j', gocui.ModNone,
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bt.cursorDown); err != nil {
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return err
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}
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if err := g.SetKeybinding(bugTableView, gocui.KeyArrowDown, gocui.ModNone,
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bt.cursorDown); err != nil {
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return err
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}
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// Up
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if err := g.SetKeybinding(bugTableView, 'k', gocui.ModNone,
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bt.cursorUp); err != nil {
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return err
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}
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if err := g.SetKeybinding(bugTableView, gocui.KeyArrowUp, gocui.ModNone,
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bt.cursorUp); err != nil {
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return err
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}
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// Previous page
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if err := g.SetKeybinding(bugTableView, 'h', gocui.ModNone,
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bt.previousPage); err != nil {
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return err
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}
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if err := g.SetKeybinding(bugTableView, gocui.KeyArrowLeft, gocui.ModNone,
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bt.previousPage); err != nil {
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return err
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}
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if err := g.SetKeybinding(bugTableView, gocui.KeyPgup, gocui.ModNone,
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bt.previousPage); err != nil {
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return err
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}
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// Next page
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if err := g.SetKeybinding(bugTableView, 'l', gocui.ModNone,
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bt.nextPage); err != nil {
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return err
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}
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if err := g.SetKeybinding(bugTableView, gocui.KeyArrowRight, gocui.ModNone,
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bt.nextPage); err != nil {
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return err
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}
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if err := g.SetKeybinding(bugTableView, gocui.KeyPgdn, gocui.ModNone,
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bt.nextPage); err != nil {
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return err
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}
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// New bug
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if err := g.SetKeybinding(bugTableView, 'n', gocui.ModNone,
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bt.newBug); err != nil {
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return err
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}
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// Open bug
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if err := g.SetKeybinding(bugTableView, gocui.KeyEnter, gocui.ModNone,
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bt.openBug); err != nil {
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return err
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}
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// Pull
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if err := g.SetKeybinding(bugTableView, 'i', gocui.ModNone,
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bt.pull); err != nil {
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return err
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}
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// Push
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if err := g.SetKeybinding(bugTableView, 'o', gocui.ModNone,
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bt.push); err != nil {
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return err
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}
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// Query
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if err := g.SetKeybinding(bugTableView, 's', gocui.ModNone,
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bt.changeQuery); err != nil {
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return err
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}
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return nil
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}
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func (bt *bugTable) disable(g *gocui.Gui) error {
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if err := g.DeleteView(bugTableView); err != nil && !errors.Is(err, gocui.ErrUnknownView) {
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return err
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}
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if err := g.DeleteView(bugTableHeaderView); err != nil && !errors.Is(err, gocui.ErrUnknownView) {
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return err
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}
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if err := g.DeleteView(bugTableFooterView); err != nil && !errors.Is(err, gocui.ErrUnknownView) {
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return err
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}
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if err := g.DeleteView(bugTableInstructionView); err != nil && !errors.Is(err, gocui.ErrUnknownView) {
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return err
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}
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return nil
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}
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func (bt *bugTable) paginate(max int) error {
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var err error
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bt.allIds, err = bt.repo.Bugs().Query(bt.query)
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if err != nil {
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return err
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}
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return bt.doPaginate(max)
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}
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func (bt *bugTable) doPaginate(max int) error {
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// clamp the cursor
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bt.pageCursor = maxInt(bt.pageCursor, 0)
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bt.pageCursor = minInt(bt.pageCursor, len(bt.allIds))
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nb := minInt(len(bt.allIds)-bt.pageCursor, max)
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if nb < 0 {
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bt.excerpts = []*cache.BugExcerpt{}
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return nil
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}
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// slice the data
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ids := bt.allIds[bt.pageCursor : bt.pageCursor+nb]
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bt.excerpts = make([]*cache.BugExcerpt, len(ids))
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for i, id := range ids {
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excerpt, err := bt.repo.Bugs().ResolveExcerpt(id)
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if err != nil {
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return err
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}
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bt.excerpts[i] = excerpt
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}
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return nil
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}
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func (bt *bugTable) getTableLength() int {
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return len(bt.excerpts)
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}
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func (bt *bugTable) getColumnWidths(maxX int) map[string]int {
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m := make(map[string]int)
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m["id"] = 7
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m["status"] = 6
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left := maxX - 5 - m["id"] - m["status"]
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m["comments"] = 3
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left -= m["comments"]
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m["lastEdit"] = 14
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left -= m["lastEdit"]
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m["author"] = minInt(maxInt(left/3, 15), 10+left/8)
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m["title"] = maxInt(left-m["author"], 10)
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return m
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}
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func (bt *bugTable) render(v *gocui.View, maxX int) {
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columnWidths := bt.getColumnWidths(maxX)
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for _, excerpt := range bt.excerpts {
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summaryTxt := fmt.Sprintf("%3d", excerpt.LenComments-1)
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if excerpt.LenComments-1 <= 0 {
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summaryTxt = ""
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}
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if excerpt.LenComments-1 > 999 {
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summaryTxt = " ∞"
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}
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var labelsTxt strings.Builder
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for _, l := range excerpt.Labels {
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labelsTxt.WriteString(" ")
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lc256 := l.Color().Term256()
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labelsTxt.WriteString(lc256.Escape())
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labelsTxt.WriteString("◼")
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labelsTxt.WriteString(lc256.Unescape())
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}
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author, err := bt.repo.Identities().ResolveExcerpt(excerpt.AuthorId)
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if err != nil {
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panic(err)
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}
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id := text.LeftPadMaxLine(excerpt.Id().Human(), columnWidths["id"], 0)
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status := text.LeftPadMaxLine(excerpt.Status.String(), columnWidths["status"], 0)
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labels := text.TruncateMax(labelsTxt.String(), minInt(columnWidths["title"]-2, 10))
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title := text.LeftPadMaxLine(strings.TrimSpace(excerpt.Title), columnWidths["title"]-text.Len(labels), 0)
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authorTxt := text.LeftPadMaxLine(author.DisplayName(), columnWidths["author"], 0)
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comments := text.LeftPadMaxLine(summaryTxt, columnWidths["comments"], 0)
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lastEdit := text.LeftPadMaxLine(humanize.Time(excerpt.EditTime()), columnWidths["lastEdit"], 1)
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_, _ = fmt.Fprintf(v, "%s %s %s%s %s %s %s\n",
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colors.Cyan(id),
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colors.Yellow(status),
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title,
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labels,
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colors.Magenta(authorTxt),
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comments,
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lastEdit,
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)
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}
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_ = v.SetHighlight(bt.selectCursor, true)
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}
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func (bt *bugTable) renderHeader(v *gocui.View, maxX int) {
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columnWidths := bt.getColumnWidths(maxX)
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id := text.LeftPadMaxLine("ID", columnWidths["id"], 0)
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status := text.LeftPadMaxLine("STATUS", columnWidths["status"], 0)
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title := text.LeftPadMaxLine("TITLE", columnWidths["title"], 0)
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author := text.LeftPadMaxLine("AUTHOR", columnWidths["author"], 0)
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comments := text.LeftPadMaxLine("CMT", columnWidths["comments"], 0)
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lastEdit := text.LeftPadMaxLine("LAST EDIT", columnWidths["lastEdit"], 1)
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_, _ = fmt.Fprintf(v, "%s %s %s %s %s %s\n", id, status, title, author, comments, lastEdit)
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}
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func (bt *bugTable) renderFooter(v *gocui.View, maxX int) {
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_, _ = fmt.Fprintf(v, " \nShowing %d of %d bugs", len(bt.excerpts), len(bt.allIds))
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}
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func (bt *bugTable) renderHelp(v *gocui.View, maxX int) {
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_, _ = fmt.Fprint(v, bugTableHelp.Render(maxX))
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}
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func (bt *bugTable) cursorDown(g *gocui.Gui, v *gocui.View) error {
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// If we are at the bottom of the page, switch to the next one.
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if bt.selectCursor+1 > bt.getTableLength()-1 {
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_, max := v.Size()
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if bt.pageCursor+max >= len(bt.allIds) {
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return nil
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}
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bt.pageCursor += max
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bt.selectCursor = 0
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return bt.doPaginate(max)
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}
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bt.selectCursor = minInt(bt.selectCursor+1, bt.getTableLength()-1)
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return nil
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}
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func (bt *bugTable) cursorUp(g *gocui.Gui, v *gocui.View) error {
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// If we are at the top of the page, switch to the previous one.
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if bt.selectCursor-1 < 0 {
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_, max := v.Size()
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if bt.pageCursor == 0 {
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return nil
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}
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bt.pageCursor = maxInt(0, bt.pageCursor-max)
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bt.selectCursor = max - 1
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return bt.doPaginate(max)
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}
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bt.selectCursor = maxInt(bt.selectCursor-1, 0)
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return nil
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}
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func (bt *bugTable) cursorClamp(v *gocui.View) error {
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y := bt.selectCursor
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y = minInt(y, bt.getTableLength()-1)
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y = maxInt(y, 0)
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bt.selectCursor = y
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return nil
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}
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func (bt *bugTable) nextPage(g *gocui.Gui, v *gocui.View) error {
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_, max := v.Size()
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if bt.pageCursor+max >= len(bt.allIds) {
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return nil
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}
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bt.pageCursor += max
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return bt.doPaginate(max)
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}
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func (bt *bugTable) previousPage(g *gocui.Gui, v *gocui.View) error {
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_, max := v.Size()
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if bt.pageCursor == 0 {
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return nil
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}
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bt.pageCursor = maxInt(0, bt.pageCursor-max)
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return bt.doPaginate(max)
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}
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func (bt *bugTable) newBug(g *gocui.Gui, v *gocui.View) error {
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return newBugWithEditor(bt.repo)
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}
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func (bt *bugTable) openBug(g *gocui.Gui, v *gocui.View) error {
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if len(bt.excerpts) == 0 {
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// There are no open bugs, just do nothing
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return nil
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}
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id := bt.excerpts[bt.selectCursor].Id()
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b, err := bt.repo.Bugs().Resolve(id)
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if err != nil {
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return err
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}
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ui.showBug.SetBug(b)
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return ui.activateWindow(ui.showBug)
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}
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func (bt *bugTable) pull(g *gocui.Gui, v *gocui.View) error {
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ui.msgPopup.Activate("Pull from remote "+defaultRemote, "...")
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go func() {
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stdout, err := bt.repo.Fetch(defaultRemote)
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if err != nil {
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g.Update(func(gui *gocui.Gui) error {
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ui.msgPopup.Activate(msgPopupErrorTitle, err.Error())
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return nil
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})
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} else {
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g.Update(func(gui *gocui.Gui) error {
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ui.msgPopup.UpdateMessage(stdout)
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return nil
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})
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}
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var buffer bytes.Buffer
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beginLine := ""
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for result := range bt.repo.MergeAll(defaultRemote) {
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if result.Status == entity.MergeStatusNothing {
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continue
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}
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if result.Err != nil {
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g.Update(func(gui *gocui.Gui) error {
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ui.msgPopup.Activate(msgPopupErrorTitle, err.Error())
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return nil
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})
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} else {
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_, _ = fmt.Fprintf(&buffer, "%s%s: %s",
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beginLine, colors.Cyan(result.Entity.Id().Human()), result,
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)
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beginLine = "\n"
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g.Update(func(gui *gocui.Gui) error {
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ui.msgPopup.UpdateMessage(buffer.String())
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return nil
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})
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}
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}
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_, _ = fmt.Fprintf(&buffer, "%sdone", beginLine)
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g.Update(func(gui *gocui.Gui) error {
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ui.msgPopup.UpdateMessage(buffer.String())
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return nil
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})
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}()
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return nil
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}
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func (bt *bugTable) push(g *gocui.Gui, v *gocui.View) error {
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ui.msgPopup.Activate("Push to remote "+defaultRemote, "...")
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go func() {
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// TODO: make the remote configurable
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stdout, err := bt.repo.Push(defaultRemote)
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if err != nil {
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g.Update(func(gui *gocui.Gui) error {
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ui.msgPopup.Activate(msgPopupErrorTitle, err.Error())
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return nil
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})
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} else {
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g.Update(func(gui *gocui.Gui) error {
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ui.msgPopup.UpdateMessage(stdout)
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return nil
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})
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}
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}()
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return nil
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}
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func (bt *bugTable) changeQuery(g *gocui.Gui, v *gocui.View) error {
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return editQueryWithEditor(bt)
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}
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