oh-my-git/main.gd

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4.9 KiB
GDScript3
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extends Node2D
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var node = preload("res://node.tscn")
var objects = {}
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var dragged = null
var viewport_size
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func _ready():
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viewport_size = get_viewport_rect().size
func _process(delta):
if Input.is_action_just_pressed("click"):
var mindist = 9999999
for o in objects.values():
var d = o.position.distance_to(get_global_mouse_position())
if d < mindist:
mindist = d
dragged = o
if Input.is_action_just_released("click"):
dragged = null
if dragged:
dragged.position = get_global_mouse_position()
update_head()
update_refs()
update_index()
update_objects()
apply_forces()
func update_index():
$Index.text = git("ls-files")
func update_objects():
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for o in all_objects():
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if objects.has(o):
continue
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var n = node.instance()
n.id = o
n.type = object_type(o)
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n.content = object_content(o)
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n.position = Vector2(rand_range(0, viewport_size.x), rand_range(0, viewport_size.y))
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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
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add_child(n)
objects[o] = n
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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.position = Vector2(rand_range(0, viewport_size.x), rand_range(0, viewport_size.y))
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
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func git(args, splitlines = false):
var output = []
var a = args.split(" ")
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a.insert(0, "-C")
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a.insert(1, "/home/seb/tmp/godotgit")
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#print ("Running: ", a)
OS.execute("git", a, true, output, true)
var o = output[0]
if splitlines:
o = o.split("\n")
o.remove(len(o)-1)
else:
o = o.substr(0,len(o)-1)
return o
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func update_head():
if not objects.has("HEAD"):
var n = node.instance()
n.id = "HEAD"
n.type = "head"
n.content = ""
n.position = Vector2(rand_range(0, viewport_size.x), rand_range(0, viewport_size.y))
objects["HEAD"] = n
add_child(n)
n = node.instance()
n.id = "refs/heads/master"
n.type = "ref"
n.content = ""
n.position = Vector2(rand_range(0, viewport_size.x), rand_range(0, viewport_size.y))
objects[n.id] = n
add_child(n)
var n = objects["HEAD"]
n.children = {symref_target("HEAD"): ""}
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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)
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var ids = {}
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for c in children:
var a = c.split(" ")
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ids[a[2].split("\t")[0]] = a[2].split("\t")[1]
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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
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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]