Mireya Cueto Garrido
103 lines
3.0 KiB
Python
103 lines
3.0 KiB
Python
from typing import List, Union
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from api.models.docit2mf_models import DoCIT2MFRequest
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from api.models.docmf_models import DoCMFRequest
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from api.services.docmf_build_service import build_doc_mf_level
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def _extract_bounds(values: List[Union[int, List[int], tuple]], mode: str) -> List[int]:
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"""
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Devuelve una lista de enteros:
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- Si el valor es un entero → se usa tal cual para LMF y UMF
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- Si es un intervalo [min,max] → se usa min o max según mode
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"""
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result = []
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for item in values:
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if isinstance(item, int):
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result.append(item)
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else:
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lo, hi = item
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result.append(lo if mode == "min" else hi)
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return result
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def _sort_nodes(nodes):
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"""Ordena los nodos por su coordenada X."""
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return sorted([list(p) for p in nodes], key=lambda p: p[0])
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def _enforce_upper_ge_lower(lower, upper):
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"""
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Garantiza que la UMF (upper) nunca quede por debajo de la LMF (lower).
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Ajusta los valores de pertenencia si es necesario.
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"""
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for i in range(len(lower["left_nodes"])):
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ly = lower["left_nodes"][i][1]
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uy = upper["left_nodes"][i][1]
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upper["left_nodes"][i][1] = max(uy, ly)
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for i in range(len(lower["right_nodes"])):
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ly = lower["right_nodes"][i][1]
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uy = upper["right_nodes"][i][1]
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upper["right_nodes"][i][1] = max(uy, ly)
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return upper
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def build_it2mf_from_level(level: DoCIT2MFRequest):
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"""
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Construye una función IT2MF a partir de un nivel con intervalos de cartas blancas.
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Devuelve:
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{
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"term": ...,
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"lower": {...},
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"upper": {...}
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}
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"""
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left_min = _extract_bounds(level.left_blank_cards, "min")
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right_min = _extract_bounds(level.right_blank_cards, "min")
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lower_level = DoCMFRequest(
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term=level.term,
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core=level.core,
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support=level.support,
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left_nodes_x=level.left_nodes_x,
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left_blank_cards=left_min,
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right_nodes_x=level.right_nodes_x,
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right_blank_cards=right_min,
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)
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lower = build_doc_mf_level(lower_level)
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if hasattr(lower, "model_dump"):
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lower = lower.model_dump()
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lower["left_nodes"] = _sort_nodes(lower["left_nodes"])
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lower["right_nodes"] = _sort_nodes(lower["right_nodes"])
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left_max = _extract_bounds(level.left_blank_cards, "max")
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right_max = _extract_bounds(level.right_blank_cards, "max")
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upper_level = DoCMFRequest(
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term=level.term,
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core=level.core,
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support=level.support,
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left_nodes_x=level.left_nodes_x,
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left_blank_cards=left_max,
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right_nodes_x=level.right_nodes_x,
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right_blank_cards=right_max,
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)
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upper = build_doc_mf_level(upper_level)
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if hasattr(upper, "model_dump"):
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upper = upper.model_dump()
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upper["left_nodes"] = _sort_nodes(upper["left_nodes"])
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upper["right_nodes"] = _sort_nodes(upper["right_nodes"])
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upper = _enforce_upper_ge_lower(lower, upper)
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return {
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"term": level.term,
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"lower": lower,
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"upper": upper
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} |