File size: 5,938 Bytes
4450790
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
from comfy_execution.graph_utils import GraphBuilder, is_link
from comfy_execution.graph import ExecutionBlocker
from .tools import VariantSupport

NUM_FLOW_SOCKETS = 5
@VariantSupport()
class TestWhileLoopOpen:
    def __init__(self):
        pass

    @classmethod
    def INPUT_TYPES(cls):
        inputs = {
            "required": {
                "condition": ("BOOLEAN", {"default": True}),
            },
            "optional": {
            },
        }
        for i in range(NUM_FLOW_SOCKETS):
            inputs["optional"][f"initial_value{i}"] = ("*",)
        return inputs

    RETURN_TYPES = tuple(["FLOW_CONTROL"] + ["*"] * NUM_FLOW_SOCKETS)
    RETURN_NAMES = tuple(["FLOW_CONTROL"] + [f"value{i}" for i in range(NUM_FLOW_SOCKETS)])
    FUNCTION = "while_loop_open"

    CATEGORY = "Testing/Flow"

    def while_loop_open(self, condition, **kwargs):
        values = []
        for i in range(NUM_FLOW_SOCKETS):
            values.append(kwargs.get(f"initial_value{i}", None))
        return tuple(["stub"] + values)

@VariantSupport()
class TestWhileLoopClose:
    def __init__(self):
        pass

    @classmethod
    def INPUT_TYPES(cls):
        inputs = {
            "required": {
                "flow_control": ("FLOW_CONTROL", {"rawLink": True}),
                "condition": ("BOOLEAN", {"forceInput": True}),
            },
            "optional": {
            },
            "hidden": {
                "dynprompt": "DYNPROMPT",
                "unique_id": "UNIQUE_ID",
            }
        }
        for i in range(NUM_FLOW_SOCKETS):
            inputs["optional"][f"initial_value{i}"] = ("*",)
        return inputs

    RETURN_TYPES = tuple(["*"] * NUM_FLOW_SOCKETS)
    RETURN_NAMES = tuple([f"value{i}" for i in range(NUM_FLOW_SOCKETS)])
    FUNCTION = "while_loop_close"

    CATEGORY = "Testing/Flow"

    def explore_dependencies(self, node_id, dynprompt, upstream):
        node_info = dynprompt.get_node(node_id)
        if "inputs" not in node_info:
            return
        for k, v in node_info["inputs"].items():
            if is_link(v):
                parent_id = v[0]
                if parent_id not in upstream:
                    upstream[parent_id] = []
                    self.explore_dependencies(parent_id, dynprompt, upstream)
                upstream[parent_id].append(node_id)

    def collect_contained(self, node_id, upstream, contained):
        if node_id not in upstream:
            return
        for child_id in upstream[node_id]:
            if child_id not in contained:
                contained[child_id] = True
                self.collect_contained(child_id, upstream, contained)


    def while_loop_close(self, flow_control, condition, dynprompt=None, unique_id=None, **kwargs):
        assert dynprompt is not None
        if not condition:
            # We're done with the loop
            values = []
            for i in range(NUM_FLOW_SOCKETS):
                values.append(kwargs.get(f"initial_value{i}", None))
            return tuple(values)

        # We want to loop
        upstream = {}
        # Get the list of all nodes between the open and close nodes
        self.explore_dependencies(unique_id, dynprompt, upstream)

        contained = {}
        open_node = flow_control[0]
        self.collect_contained(open_node, upstream, contained)
        contained[unique_id] = True
        contained[open_node] = True

        # We'll use the default prefix, but to avoid having node names grow exponentially in size,
        # we'll use "Recurse" for the name of the recursively-generated copy of this node.
        graph = GraphBuilder()
        for node_id in contained:
            original_node = dynprompt.get_node(node_id)
            node = graph.node(original_node["class_type"], "Recurse" if node_id == unique_id else node_id)
            node.set_override_display_id(node_id)
        for node_id in contained:
            original_node = dynprompt.get_node(node_id)
            node = graph.lookup_node("Recurse" if node_id == unique_id else node_id)
            assert node is not None
            for k, v in original_node["inputs"].items():
                if is_link(v) and v[0] in contained:
                    parent = graph.lookup_node(v[0])
                    assert parent is not None
                    node.set_input(k, parent.out(v[1]))
                else:
                    node.set_input(k, v)
        new_open = graph.lookup_node(open_node)
        assert new_open is not None
        for i in range(NUM_FLOW_SOCKETS):
            key = f"initial_value{i}"
            new_open.set_input(key, kwargs.get(key, None))
        my_clone = graph.lookup_node("Recurse")
        assert my_clone is not None
        result = map(lambda x: my_clone.out(x), range(NUM_FLOW_SOCKETS))
        return {
            "result": tuple(result),
            "expand": graph.finalize(),
        }

@VariantSupport()
class TestExecutionBlockerNode:
    def __init__(self):
        pass

    @classmethod
    def INPUT_TYPES(cls):
        inputs = {
            "required": {
                "input": ("*",),
                "block": ("BOOLEAN",),
                "verbose": ("BOOLEAN", {"default": False}),
            },
        }
        return inputs

    RETURN_TYPES = ("*",)
    RETURN_NAMES = ("output",)
    FUNCTION = "execution_blocker"

    CATEGORY = "Testing/Flow"

    def execution_blocker(self, input, block, verbose):
        if block:
            return (ExecutionBlocker("Blocked Execution" if verbose else None),)
        return (input,)

FLOW_CONTROL_NODE_CLASS_MAPPINGS = {
    "TestWhileLoopOpen": TestWhileLoopOpen,
    "TestWhileLoopClose": TestWhileLoopClose,
    "TestExecutionBlocker": TestExecutionBlockerNode,
}
FLOW_CONTROL_NODE_DISPLAY_NAME_MAPPINGS = {
    "TestWhileLoopOpen": "While Loop Open",
    "TestWhileLoopClose": "While Loop Close",
    "TestExecutionBlocker": "Execution Blocker",
}