oh-my-git/repository.gd
2020-09-03 18:10:09 +02:00

204 lines
4.2 KiB
GDScript

extends Container
export var label: String setget set_label
export var path: String setget set_path, get_path
var objects = {}
var node = preload("res://node.tscn")
func _ready():
pass
func _process(delta):
if path:
apply_forces()
func update_everything():
update_head()
update_refs()
update_index()
update_objects()
func set_path(new_path):
path = new_path
for o in objects.values():
o.queue_free()
objects = {}
update_everything()
func get_path():
return path
func set_label(new_label):
label = new_label
$Label.text = new_label
func update_index():
$Index.text = git("ls-files")
func random_position():
return Vector2(rand_range(0, rect_size.x), rand_range(0, rect_size.y))
func update_objects():
for o in all_objects():
if objects.has(o):
continue
var n = node.instance()
n.id = o
n.type = object_type(o)
n.content = object_content(o)
n.position = random_position()
n.repository = self
if true:
#print(" ")
#print(o)
var type = object_type(o)
#print(type)
#print(object_content(o))
match type:
"blob":
pass
"tree":
#print("Children:")
#print(tree_children(o))
n.children = tree_children(o)
"commit":
#print("Tree:")
#print(commit_tree(o))
#print("Parents:")
#print(commit_parents(o))
var c = {}
c[commit_tree(o)] = ""
for p in commit_parents(o):
c[p] = ""
n.children = c
add_child(n)
objects[o] = n
func update_refs():
for r in all_refs():
if not objects.has(r):
var n = node.instance()
n.id = r
n.type = "ref"
n.content = ""
n.repository = self
n.position = random_position()
objects[r] = n
add_child(n)
var n = objects[r]
n.children = {ref_id(r): ""}
func apply_forces():
for o in objects.values():
for o2 in objects.values():
if o == o2:
continue
var d = o.position.distance_to(o2.position)
var dir = (o.global_position - o2.global_position).normalized()
var f = 3000/pow(d+0.00001,1.5)
o.position += dir*f
o2.position -= dir*f
var center_of_gravity = rect_size/2
var d = o.position.distance_to(center_of_gravity)
var dir = (o.position - center_of_gravity).normalized()
var f = (d+0.00001)*Vector2(0.03, 0.01)
o.position -= dir*f
func git(args, splitlines = false):
var output = []
var a = args.split(" ")
#print ("Running: ", a)
a.insert(0, "-C")
a.insert(1, path)
OS.execute("git", a, true, output, true)
var o = output[0]
if splitlines:
o = o.split("\n")
# Remove last empty line.
o.remove(len(o)-1)
else:
# Remove trailing newline.
o = o.substr(0,len(o)-1)
return o
func update_head():
if not objects.has("HEAD"):
var n = node.instance()
n.id = "HEAD"
n.type = "head"
n.content = ""
n.repository = self
n.position = random_position()
objects["HEAD"] = n
add_child(n)
var n = objects["HEAD"]
n.children = {symref_target("HEAD"): ""}
if not objects.has(symref_target("HEAD")):
var n2 = node.instance()
var r = symref_target("HEAD")
n2.id = r
n2.type = "ref"
n2.content = ""
n2.repository = self
n2.position = random_position()
objects[r] = n2
add_child(n2)
func all_objects():
return git("cat-file --batch-check=%(objectname) --batch-all-objects", true)
func object_type(id):
return git("cat-file -t "+id)
func object_content(id):
return git("cat-file -p "+id)
func tree_children(id):
var children = git("cat-file -p "+id, true)
var ids = {}
for c in children:
var a = c.split(" ")
ids[a[2].split("\t")[0]] = a[2].split("\t")[1]
return ids
func commit_tree(id):
var c = git("cat-file -p "+id, true)
for cc in c:
var ccc = cc.split(" ", 2)
match ccc[0]:
"tree":
return ccc[1]
return null
func commit_parents(id):
var parents = []
var c = git("cat-file -p "+id, true)
for cc in c:
var ccc = cc.split(" ", 2)
match ccc[0]:
"parent":
parents.push_back(ccc[1])
return parents
func all_refs():
var refs = []
for line in git("show-ref", true):
line = line.split(" ")
var id = line[0]
var name = line[1]
refs.push_back(name)
return refs
func ref_id(ref):
return git("show-ref "+ref).split(" ")[0]
func symref_target(symref):
var ret = git("symbolic-ref -q "+symref)
if ret != "":
return ret
return git("show-ref --head "+symref).split(" ")[0]