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# Hydrogram - Telegram MTProto API Client Library for Python

# This file is part of Hydrogram.

# Hydrogram is free software: you can redistribute it and/or modify

# it under the terms of the GNU Lesser General Public License as published

# by the Free Software Foundation, either version 3 of the License, or

# (at your option) any later version.

# Hydrogram is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

# GNU Lesser General Public License for more details.

# You should have received a copy of the GNU Lesser General Public License

# along with Hydrogram. If not, see <http://www.gnu.org/licenses/>.

from __future__ import annotations

from typing import TYPE_CHECKING, Any, cast

from hydrogram.raw.core.list import List

from hydrogram.raw.core.tl_object import TLObject

from .bool import Bool, BoolFalse, BoolTrue

from .int import Int, Long

if TYPE_CHECKING:

from io import BytesIO

class Vector(bytes, TLObject):

ID = 0x1CB5C415

# Method added to handle the special case when a query returns a bare Vector (of Ints);

# i.e., RpcResult body starts with 0x1cb5c415 (Vector Id) - e.g., messages.GetMessagesViews.

@staticmethod

def read_bare(b: BytesIO, size: int) -> int | Any:

if size == 4:

e = int.from_bytes(b.read(4), "little")

b.seek(-4, 1)

if e in {BoolFalse.ID, BoolTrue.ID}:

return Bool.read(b)

return Int.read(b)

return Long.read(b) if size == 8 else TLObject.read(b)

@classmethod

def read(cls, data: BytesIO, t: Any = None, *args: Any) -> List:

count = Int.read(data)

left = len(data.read())

size = (left / count) if count else 0

data.seek(-left, 1)

return List(t.read(data) if t else Vector.read_bare(data, size) for _ in range(count))

def __new__(cls, value: list, t: Any = None) -> bytes: # type: ignore

return b"".join(

[Int(cls.ID, False), Int(len(value))]

+ [cast(bytes, t(i)) if t else i.write() for i in value]

)

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