mirror of https://github.com/esphome/esphome.git
83 lines
2.4 KiB
Python
83 lines
2.4 KiB
Python
from esphome.const import CONF_ID
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class Extend:
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def __init__(self, value):
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self.value = value
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def __str__(self):
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return f"!extend {self.value}"
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def __eq__(self, b):
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"""
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Check if two Extend objects contain the same ID.
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Only used in unit tests.
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"""
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return isinstance(b, Extend) and self.value == b.value
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class Remove:
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def __init__(self, value=None):
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self.value = value
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def __str__(self):
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return f"!remove {self.value}"
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def __eq__(self, b):
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"""
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Check if two Remove objects contain the same ID.
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Only used in unit tests.
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"""
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return isinstance(b, Remove) and self.value == b.value
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def merge_config(full_old, full_new):
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def merge(old, new):
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if isinstance(new, dict):
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if not isinstance(old, dict):
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return new
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res = old.copy()
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for k, v in new.items():
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if isinstance(v, Remove) and k in old:
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del res[k]
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else:
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res[k] = merge(old[k], v) if k in old else v
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return res
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if isinstance(new, list):
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if not isinstance(old, list):
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return new
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res = old.copy()
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ids = {
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v[CONF_ID]: i
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for i, v in enumerate(res)
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if CONF_ID in v and isinstance(v[CONF_ID], str)
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}
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ids_to_delete = []
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for v in new:
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if CONF_ID in v:
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new_id = v[CONF_ID]
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if isinstance(new_id, Extend):
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new_id = new_id.value
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if new_id in ids:
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v[CONF_ID] = new_id
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res[ids[new_id]] = merge(res[ids[new_id]], v)
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continue
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elif isinstance(new_id, Remove):
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new_id = new_id.value
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if new_id in ids:
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ids_to_delete.append(ids[new_id])
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continue
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else:
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ids[new_id] = len(res)
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res.append(v)
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res = [v for i, v in enumerate(res) if i not in ids_to_delete]
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return res
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if new is None:
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return old
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return new
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return merge(full_old, full_new)
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