150 lines
4.0 KiB
Go
150 lines
4.0 KiB
Go
// gomuks - A terminal Matrix client written in Go.
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// Copyright (C) 2019 Tulir Asokan
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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package ui
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import (
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"fmt"
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"sort"
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"strconv"
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"github.com/lithammer/fuzzysearch/fuzzy"
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"maunium.net/go/mauview"
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"maunium.net/go/tcell"
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"maunium.net/go/gomuks/debug"
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"maunium.net/go/gomuks/matrix/rooms"
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)
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type FuzzySearchModal struct {
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mauview.Component
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container *mauview.Box
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search *mauview.InputArea
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results *mauview.TextView
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matches fuzzy.Ranks
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selected int
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roomList []*rooms.Room
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roomTitles []string
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parent *MainView
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}
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func NewFuzzySearchModal(mainView *MainView, width int, height int) *FuzzySearchModal {
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fs := &FuzzySearchModal{
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parent: mainView,
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}
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fs.InitList(mainView.rooms)
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fs.results = mauview.NewTextView().SetRegions(true)
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fs.search = mauview.NewInputArea().
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SetChangedFunc(fs.changeHandler).
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SetTextColor(tcell.ColorWhite).
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SetBackgroundColor(tcell.ColorDarkCyan)
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fs.search.Focus()
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flex := mauview.NewFlex().
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SetDirection(mauview.FlexRow).
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AddFixedComponent(fs.search, 1).
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AddProportionalComponent(fs.results, 1)
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fs.container = mauview.NewBox(flex).
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SetBorder(true).
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SetTitle("Quick Room Switcher").
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SetBlurCaptureFunc(func() bool {
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fs.parent.HideModal()
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return true
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})
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fs.Component = mauview.Center(fs.container, width, height).SetAlwaysFocusChild(true)
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return fs
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}
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func (fs *FuzzySearchModal) Focus() {
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fs.container.Focus()
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}
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func (fs *FuzzySearchModal) Blur() {
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fs.container.Blur()
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}
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func (fs *FuzzySearchModal) InitList(rooms map[string]*RoomView) {
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for _, room := range rooms {
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fs.roomList = append(fs.roomList, room.Room)
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fs.roomTitles = append(fs.roomTitles, room.Room.GetTitle())
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}
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}
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func (fs *FuzzySearchModal) changeHandler(str string) {
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// Get matches and display in result box
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fs.matches = fuzzy.RankFindFold(str, fs.roomTitles)
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if len(str) > 0 && len(fs.matches) > 0 {
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sort.Sort(fs.matches)
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fs.results.Clear()
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for _, match := range fs.matches {
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fmt.Fprintf(fs.results, `["%d"]%s[""]%s`, match.OriginalIndex, match.Target, "\n")
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}
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//fs.parent.parent.Render()
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fs.results.Highlight(strconv.Itoa(fs.matches[0].OriginalIndex))
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fs.results.ScrollToBeginning()
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} else {
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fs.results.Clear()
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fs.results.Highlight()
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}
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}
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func (fs *FuzzySearchModal) OnKeyEvent(event mauview.KeyEvent) bool {
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highlights := fs.results.GetHighlights()
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debug.Print("Search key event:", event)
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switch event.Key() {
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case tcell.KeyEsc:
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// Close room finder
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fs.parent.HideModal()
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return true
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case tcell.KeyTab:
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// Cycle highlighted area to next match
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if len(highlights) > 0 {
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fs.selected = (fs.selected + 1) % len(fs.matches)
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fs.results.Highlight(strconv.Itoa(fs.matches[fs.selected].OriginalIndex))
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fs.results.ScrollToHighlight()
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}
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return true
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case tcell.KeyBacktab:
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if len(highlights) > 0 {
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fs.selected = (fs.selected - 1) % len(fs.matches)
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fs.results.Highlight(strconv.Itoa(fs.matches[fs.selected].OriginalIndex))
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fs.results.ScrollToHighlight()
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}
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case tcell.KeyEnter:
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// Switch room to currently selected room
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if len(highlights) > 0 {
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debug.Print("Fuzzy Selected Room:", fs.roomList[fs.matches[fs.selected].OriginalIndex].GetTitle())
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fs.parent.SwitchRoom(fs.roomList[fs.matches[fs.selected].OriginalIndex].Tags()[0].Tag, fs.roomList[fs.matches[fs.selected].OriginalIndex])
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}
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fs.parent.HideModal()
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fs.results.Clear()
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fs.search.SetText("")
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return true
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}
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return fs.search.OnKeyEvent(event)
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}
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