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package display
import (
"fmt"
"strings"
"text/tabwriter"
"code.rocketnine.space/tslocum/cview"
"github.com/gdamore/tcell/v2"
"github.com/makeworld-the-better-one/amfora/config"
)
var helpCells = strings.TrimSpace(
"?\tBring up this help. You can scroll!\n" +
"Esc\tLeave the help\n" +
"Arrow keys, %s(left)/%s(down)/%s(up)/%s(right)\tScroll and move a page.\n" +
"%s\tGo up a page in document\n" +
"%s\tGo down a page in document\n" +
"%s\tGo to top of document\n" +
"%s\tGo to bottom of document\n" +
"Tab\tNavigate to the next item in a popup.\n" +
"Shift-Tab\tNavigate to the previous item in a popup.\n" +
"%s\tGo back in the history\n" +
"%s\tGo forward in the history\n" +
"%s\tOpen bar at the bottom - type a URL, link number, search term.\n" +
"\tYou can also type two dots (..) to go up a directory in the URL.\n" +
"\tTyping new:N will open link number N in a new tab\n" +
"\tinstead of the current one.\n" +
"%s\tGo to links 1-10 respectively.\n" +
"%s\tEdit current URL\n" +
"%s\tCopy current page URL\n" +
"%s\tCopy current selected URL\n" +
"Enter, Tab\tOn a page this will start link highlighting.\n" +
"\tPress Tab and Shift-Tab to pick different links.\n" +
"\tPress Enter again to go to one, or Esc to stop.\n" +
"%s\tOpen the highlighted URL with a URL handler instead of the configured proxy\n" +
"%s\tGo to a specific tab. (Default: Shift-NUMBER)\n" +
"%s\tGo to the last tab.\n" +
"%s\tPrevious tab\n" +
"%s\tNext tab\n" +
"%s\tGo home\n" +
"%s\tNew tab, or if a link is selected,\n" +
"\tthis will open the link in a new tab.\n" +
"%s\tClose tab. For now, only the right-most tab can be closed.\n" +
"%s\tReload a page, discarding the cached version.\n" +
"\tThis can also be used if you resize your terminal.\n" +
"%s\tView bookmarks\n" +
"%s\tAdd, change, or remove a bookmark for the current page.\n" +
"%s\tSave the current page to your downloads.\n" +
"%s\tView subscriptions\n" +
"%s\tAdd or update a subscription\n" +
"%s\tExecute a custom command using the current page URL as an argument.\n" +
"\t(Default: Alt-Shift-NUMBER)\n" +
"%s\tExecute a custom command using the selected URL as an argument.\n" +
"\t(Default: Alt-NUMBER)\n" +
"%s\tSearch the page content for a string\n" +
"%s\tFind next search match\n" +
"%s\tFind previous search match\n" +
"%s\tQuit\n")
var helpTable = cview.NewTextView()
// Help displays the help and keybindings.
func Help() {
helpTable.ScrollToBeginning()
panels.ShowPanel(PanelHelp)
panels.SendToFront(PanelHelp)
App.SetFocus(helpTable)
}
func helpInit() {
// Populate help table
helpTable.SetBackgroundColor(config.GetColor("bg"))
helpTable.SetTextColor(config.GetColor("regular_text"))
helpTable.SetPadding(0, 0, 1, 1)
helpTable.SetDoneFunc(func(key tcell.Key) {
if key == tcell.KeyEsc || key == tcell.KeyEnter {
panels.HidePanel(PanelHelp)
App.SetFocus(tabs[curTab].view)
App.Draw()
}
})
helpTable.SetScrollBarColor(config.GetColor("scrollbar"))
tabKeys := fmt.Sprintf("%s to %s", strings.Split(config.GetKeyBinding(config.CmdTab1), ",")[0],
strings.Split(config.GetKeyBinding(config.CmdTab9), ",")[0])
linkKeys := fmt.Sprintf("%s to %s", strings.Split(config.GetKeyBinding(config.CmdLink1), ",")[0],
strings.Split(config.GetKeyBinding(config.CmdLink0), ",")[0])
commandKeys := fmt.Sprintf("%s to %s", strings.Split(config.GetKeyBinding(config.CmdCommand1), ",")[0],
strings.Split(config.GetKeyBinding(config.CmdCommand0), ",")[0])
commandTargetKeys := fmt.Sprintf("%s to %s", strings.Split(config.GetKeyBinding(config.CmdCommandTarget1), ",")[0],
strings.Split(config.GetKeyBinding(config.CmdCommandTarget0), ",")[0])
helpCells = fmt.Sprintf(helpCells,
config.GetKeyBinding(config.CmdMoveLeft),
config.GetKeyBinding(config.CmdMoveDown),
config.GetKeyBinding(config.CmdMoveUp),
config.GetKeyBinding(config.CmdMoveRight),
config.GetKeyBinding(config.CmdPgup),
config.GetKeyBinding(config.CmdPgdn),
config.GetKeyBinding(config.CmdBeginning),
config.GetKeyBinding(config.CmdEnd),
config.GetKeyBinding(config.CmdBack),
config.GetKeyBinding(config.CmdForward),
config.GetKeyBinding(config.CmdBottom),
linkKeys,
config.GetKeyBinding(config.CmdEdit),
config.GetKeyBinding(config.CmdCopyPageURL),
config.GetKeyBinding(config.CmdCopyTargetURL),
config.GetKeyBinding(config.CmdURLHandlerOpen),
tabKeys,
config.GetKeyBinding(config.CmdTab0),
config.GetKeyBinding(config.CmdPrevTab),
config.GetKeyBinding(config.CmdNextTab),
config.GetKeyBinding(config.CmdHome),
config.GetKeyBinding(config.CmdNewTab),
config.GetKeyBinding(config.CmdCloseTab),
config.GetKeyBinding(config.CmdReload),
config.GetKeyBinding(config.CmdBookmarks),
config.GetKeyBinding(config.CmdAddBookmark),
config.GetKeyBinding(config.CmdSave),
config.GetKeyBinding(config.CmdSub),
config.GetKeyBinding(config.CmdAddSub),
commandKeys,
commandTargetKeys,
config.GetKeyBinding(config.CmdSearch),
config.GetKeyBinding(config.CmdNextMatch),
config.GetKeyBinding(config.CmdPrevMatch),
config.GetKeyBinding(config.CmdQuit),
)
lines := strings.Split(helpCells, "\n")
w := tabwriter.NewWriter(helpTable, 0, 8, 2, ' ', 0)
for i, line := range lines {
if i > 0 && line[0] != '\t' {
fmt.Fprintln(w, "\t")
}
fmt.Fprintln(w, line)
}
w.Flush()
panels.AddPanel(PanelHelp, helpTable, true, false)
}
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