oh-my-git/scenes/terminal.gd

231 lines
8.1 KiB
GDScript3
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extends Control
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signal command_done
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var history_position = 0
var git_commands = ["add", "am", "archive", "bisect", "branch", "bundle", "checkout", "cherry-pick", "citool", "clean", "clone", "commit", "describe", "diff", "fetch", "format-patch", "gc", "gitk", "grep", "gui", "init", "log", "merge", "mv", "notes", "pull", "push", "range-diff", "rebase", "reset", "restore", "revert", "rm", "shortlog", "show", "sparse-checkout", "stash", "status", "submodule", "switch", "tag", "worktree", "config", "fast-export", "fast-import", "filter-branch", "mergetool", "pack-refs", "prune", "reflog", "remote", "repack", "replace", "annotate", "blame", "bugreport", "count-objects", "difftool", "fsck", "gitweb", "help", "instaweb", "merge-tree", "rerere", "show-branch", "verify-commit", "verify-tag", "whatchanged", "archimport", "cvsexportcommit", "cvsimport", "cvsserver", "imap-send", "p", "quiltimport", "request-pull", "send-email", "svn", "apply", "checkout-index", "commit-graph", "commit-tree", "hash-object", "index-pack", "merge-file", "merge-index", "mktag", "mktree", "multi-pack-index", "pack-objects", "prune-packed", "read-tree", "symbolic-ref", "unpack-objects", "update-index", "update-ref", "write-tree", "cat-file", "cherry", "diff-files", "diff-index", "diff-tree", "for-each-ref", "get-tar-commit-id", "ls-files", "ls-remote", "ls-tree", "merge-base", "name-rev", "pack-redundant", "rev-list", "rev-parse", "show-index", "show-ref", "unpack-file", "var", "verify-pack", "daemon", "fetch-pack", "http-backend", "send-pack", "update-server-info", "check-attr", "check-ignore", "check-mailmap", "check-ref-format", "column", "credential", "credential-cache", "credential-store", "fmt-merge-msg", "interpret-trailers", "mailinfo", "mailsplit", "merge-one-file", "patch-id", "sh-i", "sh-setup"]
var git_commands_help = []
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onready var input = $Rows/InputLine/Input
onready var output = $Rows/TopHalf/Output
onready var completions = $Rows/TopHalf/Completions
var repository
onready var main = get_tree().get_root().get_node("Main")
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var shell = Shell.new()
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var premade_commands = [
'git commit --allow-empty -m "empty"',
'echo $RANDOM | git hash-object -w --stdin',
'git switch -c $RANDOM',
]
func _ready():
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var error = $TextEditor.connect("hide", self, "editor_closed")
if error != OK:
helpers.crash("Could not connect TextEditor's hide signal")
input.grab_focus()
for subcommand in git_commands:
git_commands_help.push_back("")
completions.hide()
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history_position = game.state["history"].size()
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func _input(event):
if not input.has_focus() or not event.is_pressed():
return
if event.is_action("tab_complete"):
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if completions.visible:
completions.get_root().get_children().select(0)
get_tree().set_input_as_handled()
elif event.is_action("delete_word"):
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var first_half = input.text.substr(0,input.caret_position)
var second_half = input.text.substr(input.caret_position)
var idx = first_half.strip_edges(false, true).find_last(" ")
if idx > 0:
input.text = first_half.substr(0,idx+1) + second_half
input.caret_position = idx+1
else:
input.text = "" + second_half
elif event.is_action("clear"):
clear()
elif event.is_action("ui_page_up"):
var scroll = output.get_v_scroll()
scroll.set_value(scroll.value - output.get_rect().size.y / 2)
elif event.is_action("ui_page_down"):
var scroll = output.get_v_scroll()
scroll.set_value(scroll.value + output.get_rect().size.y / 2)
elif game.state["history"].size() > 0:
if event.is_action("ui_up"):
if history_position > 0:
history_position -= 1
input.text = game.state["history"][history_position]
input.caret_position = input.text.length()
# This prevents the Input taking the arrow as a "skip to beginning" command.
get_tree().set_input_as_handled()
elif event.is_action("ui_down"):
if history_position < game.state["history"].size():
history_position += 1
if history_position == game.state["history"].size():
input.text = ""
else:
input.text = game.state["history"][history_position]
input.caret_position = input.text.length()
get_tree().set_input_as_handled()
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func load_command(id):
input.text = premade_commands[id]
input.caret_position = input.text.length()
func send_command(command):
close_all_editors()
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game.state["history"].push_back(command)
game.save_state()
history_position = game.state["history"].size()
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input.editable = false
completions.hide()
# If someone tries to run an editor, use fake-editor instead.
var editor_regex = RegEx.new()
editor_regex.compile("^(vim?|gedit|emacs|kate|nano|code) ")
command = editor_regex.sub(command, "fake-editor ")
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shell.cd(repository.path)
var cmd = shell.run_async(command, false)
yield(cmd, "done")
call_deferred("command_done", cmd)
func command_done(cmd):
if cmd.exit_code == 0:
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$OkSound.pitch_scale = rand_range(0.8, 1.2)
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$OkSound.play()
else:
$ErrorSound.play()
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input.text = ""
input.editable = true
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if cmd.output.length() <= 1000:
output.text = output.text + "$ " + cmd.command + "\n" + cmd.output
game.notify("This is your terminal! All commands are executed here, and you can see their output. You can also type your own commands here!", self, "terminal")
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else:
$Pager/Text.text = cmd.output
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$Pager.popup()
emit_signal("command_done")
func receive_output(text):
output.text += text
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repository.update_everything()
func clear():
output.text = ""
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func editor_closed():
input.grab_focus()
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func regenerate_completions_menu(new_text):
var comp = generate_completions(new_text)
completions.clear()
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var filtered_comp = []
for c in comp:
if c != new_text:
filtered_comp.push_back(c)
if filtered_comp.size() == 0:
completions.hide()
else:
completions.show()
var _root = completions.create_item()
for c in filtered_comp:
var child = completions.create_item()
child.set_text(0, c)
if c.split(" ").size() >= 2:
var subcommand = c.split(" ")[1]
var idx = git_commands.find(subcommand)
if idx >= 0:
child.set_text(1, git_commands_help[idx])
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completions.margin_top = -min(filtered_comp.size() * 35 + 10, 210)
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func relevant_subcommands():
var result = {}
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for h in game.state["history"]:
var parts = Array(h.split(" "))
if parts.size() >= 2 and parts[0] == "git":
var subcommand = parts[1]
if git_commands.has(subcommand):
if not result.has(subcommand):
result[subcommand] = 0
result[subcommand] += 1
# Convert to format [["add", 3], ["pull", 5]].
var result_array = []
for r in result:
result_array.push_back([r, result[r]])
result_array.sort_custom(self, "sort_by_frequency_desc")
var plain_result = []
for r in result_array:
plain_result.push_back(r[0])
return plain_result
func sort_by_frequency_desc(a, b):
return a[1] > b[1]
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func generate_completions(command):
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var results = []
# Collect git commands.
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if command.substr(0, 4) == "git ":
var rest = command.substr(4)
var subcommands = relevant_subcommands()
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for sc in subcommands:
if sc.substr(0, rest.length()) == rest:
results.push_back("git "+sc)
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# Part 1: Only autocomplete after git subcommand.
# Part2: Prevent autocompletion to only show filename at the beginning of a command.
if !(command.substr(0,4) == "git " and command.split(" ").size() <= 2) and command.split(" ").size() > 1:
var last_word = Array(command.split(" ")).pop_back()
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var file_string = repository.shell.run("find . -type f")
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var files = file_string.split("\n")
files = Array(files)
# The last entry is an empty string, remove it.
files.pop_back()
for file_path in files:
file_path = file_path.substr(2)
if file_path.substr(0,4) != ".git" and file_path.substr(0,last_word.length()) == last_word:
results.push_back(command+file_path.substr(last_word.length()))
return results
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func _input_changed(new_text):
call_deferred("regenerate_completions_menu", new_text)
func _completion_selected():
var item = completions.get_selected()
input.text = item.get_text(0)
input.emit_signal("text_changed", input.text)
#completions.hide()
input.grab_focus()
input.caret_position = input.text.length()
func editor_saved():
emit_signal("command_done")
func close_all_editors():
for editor in get_tree().get_nodes_in_group("editors"):
editor.close()