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https://gitlab.com/pamhyr/pamhyr2.git
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146 lines
3.6 KiB
Python
146 lines
3.6 KiB
Python
# Value.py -- Pamhyr
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# Copyright (C) 2023-2024 INRAE
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <https://www.gnu.org/licenses/>.
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# -*- coding: utf-8 -*-
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from Model.Tools.PamhyrDB import SQLSubModel
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class BHSValue(SQLSubModel):
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_sub_classes = []
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_id_cnt = 0
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def __init__(self, name: str = "", type=float, value=0.0,
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status=None):
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super(BHSValue, self).__init__()
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self._status = status
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self._name = name
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self._type = type
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self._value = type(value)
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@classmethod
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def _db_create(cls, execute):
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execute("""
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CREATE TABLE hydraulic_structures_basic_value(
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id INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT,
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name TEXT NOT NULL,
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type TEXT NOT NULL,
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value TEXT NOT NULL,
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bhs INTEGER,
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FOREIGN KEY(bhs) REFERENCES hydraulic_structures_basic(id)
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)
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""")
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return cls._create_submodel(execute)
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@classmethod
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def _db_update(cls, execute, version):
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major, minor, release = version.strip().split(".")
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if major == minor == "0":
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if int(release) < 6:
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cls._db_create(execute)
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return True
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@classmethod
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def _str_to_type(cls, type):
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res = str
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if type == "float":
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res = float
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elif type == "int":
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res = int
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elif type == "bool":
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res = bool
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return res
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@classmethod
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def _type_to_str(cls, type):
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res = "str"
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if type == float:
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res = "float"
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elif type == int:
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res = "int"
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elif type == bool:
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res = "bool"
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return res
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@classmethod
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def _db_load(cls, execute, data=None):
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new = []
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bhs_id = data["bhs_id"]
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table = execute(
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"SELECT name, type, value " +
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"FROM hydraulic_structures_basic_value " +
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f"WHERE bhs = '{bhs_id}'"
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)
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for row in table:
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name = row[0]
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type = cls._str_to_type(row[1])
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value = row[2]
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val = cls(
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name=name,
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type=type,
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value=value,
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status=data['status']
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)
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new.append(val)
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return new
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def _db_save(self, execute, data=None):
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bhs_id = data["bhs_id"]
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sql = (
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"INSERT INTO " +
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"hydraulic_structures_basic_value(name, type, value, bhs) " +
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"VALUES (" +
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f"'{self._db_format(self._name)}', " +
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f"'{self._db_format(self._type_to_str(self._type))}', " +
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f"'{self._db_format(self._value)}', " +
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f"{bhs_id}" +
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")"
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)
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execute(sql)
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return True
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@property
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def name(self):
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return self._name
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@property
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def type(self):
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return self._type
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@property
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def value(self):
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return self._value
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@value.setter
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def value(self, value):
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self._value = self._type(value)
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self._status.modified()
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