137 lines
3.7 KiB
Go
137 lines
3.7 KiB
Go
// gomuks - A terminal Matrix client written in Go.
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// Copyright (C) 2018 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 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 General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://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/evidlo/fuzzysearch/fuzzy"
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"maunium.net/go/gomuks/debug"
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"maunium.net/go/gomuks/matrix/rooms"
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"maunium.net/go/gomuks/ui/widget"
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"maunium.net/go/tcell"
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"maunium.net/go/tview"
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)
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type FuzzySearchModal struct {
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tview.Primitive
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search *tview.InputField
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results *tview.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 *GomuksUI
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mainView *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.parent,
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mainView: mainView,
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}
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fs.InitList(mainView.rooms)
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fs.search = tview.NewInputField().
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SetLabel("Room: ")
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fs.search.
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SetChangedFunc(fs.changeHandler).
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SetInputCapture(fs.keyHandler)
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fs.results = tview.NewTextView().
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SetDynamicColors(true).
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SetRegions(true)
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fs.results.SetBorderPadding(1, 0, 0, 0)
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// Flex widget containing input box and results
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container := tview.NewFlex().
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SetDirection(tview.FlexRow).
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AddItem(fs.search, 1, 0, true).
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AddItem(fs.results, 0, 1, false)
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container.
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SetBorder(true).
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SetBorderPadding(1, 1, 1, 1).
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SetTitle("Quick Room Switcher")
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fs.Primitive = widget.TransparentCenter(width, height, container)
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return fs
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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[""]\n`, match.Index, match.Target)
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}
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fs.parent.Render()
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fs.results.Highlight(strconv.Itoa(fs.matches[0].Index))
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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) keyHandler(event *tcell.EventKey) *tcell.EventKey {
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highlights := fs.results.GetHighlights()
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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.views.RemovePage("fuzzy-search-modal")
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fs.parent.app.SetFocus(fs.parent.views)
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return nil
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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].Index))
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fs.results.ScrollToHighlight()
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}
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return nil
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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].Index].GetTitle())
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fs.mainView.SwitchRoom(fs.roomList[fs.matches[fs.selected].Index].Tags()[0].Tag, fs.roomList[fs.matches[fs.selected].Index])
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}
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fs.parent.views.RemovePage("fuzzy-search-modal")
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fs.parent.app.SetFocus(fs.parent.views)
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fs.results.Clear()
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fs.search.SetText("")
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return nil
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}
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return event
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}
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