124 lines
4.3 KiB
Python
124 lines
4.3 KiB
Python
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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"""
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# @Time : 2026/3/6 16:28
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# @Author : reenrr
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# @File : clsRecipeTb.py
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# @Desc : 配方数据库控制器
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"""
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import copy
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from common.dbORMType import stuTbRecipe
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from common.generalFunc import CCommon
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from sqliteModule.sqlite_db import g_dbInst
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class CTbRecipeMgt:
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# public
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def __init__(self):
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self._m_tbName = 't_proc_info'
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self._m_record = [] # 存储表中记录，每条记录是一个stuTbRecipe类型
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self._m_error: str = '' # 存储反馈的错误信息
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self._getAllRecipeInfo() # 读取配方所有信息
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pass
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# 创建配方
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def addNewRecipe(self, recipeName: str, creator: str) -> bool:
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"""
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创建新配方
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:param recipeName: 配方名称
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:param creator: 创建人
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:return: 是否创建成功，操作成功返回True，失败返回False
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"""
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key_list = list(stuTbRecipe.keys())
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strTime = CCommon.fnGetCurrentTime()
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update_time = strTime
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strSqlCmd = ('INSERT INTO ' + self._m_tbName + '(' + key_list[0] + ',' +
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key_list[1] + ',' + key_list[2] + ',' + key_list[3] + ') VALUES (?, ?, ?, ?)')
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bRes = g_dbInst.execute_sql(strSqlCmd, (recipeName, strTime, update_time, creator))
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if bRes:
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# 更新缓存
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stuTbRecipe[key_list[0]] = recipeName
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stuTbRecipe[key_list[1]] = strTime
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stuTbRecipe[key_list[2]] = update_time
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stuTbRecipe[key_list[3]] = creator
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other = copy.deepcopy(stuTbRecipe)
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self._m_record.append(other)
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return bRes
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# 删除配方
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def delRecipe(self, recipeNames: list[str]) -> bool:
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"""
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删除配方
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:param recipeName: 配方名称列表
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:return: 是否删除成功，操作成功返回True，失败返回False
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"""
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if not recipeNames:
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return False
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# 支持批量删除
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key_list = list(stuTbRecipe.keys())
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placeholders = ','.join(['?'] * len(recipeNames))
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strSqlCmd = ('DELETE FROM ' + self._m_tbName + ' WHERE ' + key_list[0] + ' IN (' + placeholders + ')')
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bRes = g_dbInst.execute_sql(strSqlCmd, tuple(recipeNames))
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if bRes and self._m_record:
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# 更新缓存
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nTotal = len(self._m_record)
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nScan = 0
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while nScan < nTotal:
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recipe_name = list(self._m_record[nScan].items())[0][1]
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if recipe_name in recipeNames:
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self._m_record.pop(nScan)
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nTotal -= 1
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continue
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nScan += 1
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return bRes
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# 读取所有配方名称、创建时间、更新时间、创建者
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def readRecipeID_time_creator(self) -> list[tuple[str, str, str, str]]:
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lstRet = []
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if self._m_record:
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for item in self._m_record:
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lstSingle = list(item.items())
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singleItem = (lstSingle[0][1], lstSingle[1][1], lstSingle[2][1], lstSingle[3][1])
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lstRet.append(singleItem)
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return lstRet
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# 读取所有配方名称
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def readAllRecipeNames(self) -> list:
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lstRet = []
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if self._m_record:
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for item in self._m_record:
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lstRet.append(list(item.items())[0][1])
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return lstRet
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# 更新配方
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def updateRecipe(self) -> bool:
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pass
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# -------------------------------------------
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# 获取错误信息
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def getLastError(self) -> str:
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return self._m_error
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# private
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# 读取所有配方信息到缓存
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def _getAllRecipeInfo(self) -> None:
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strSqlCmd = 'SELECT * FROM ' + self._m_tbName
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allRecipes = g_dbInst.fetch_all(strSqlCmd)
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if allRecipes:
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theField = list(stuTbRecipe.keys())
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for recipe in allRecipes:
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stuTbRecipe[theField[0]] = recipe[0]
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stuTbRecipe[theField[1]] = recipe[1]
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stuTbRecipe[theField[2]] = recipe[2]
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stuTbRecipe[theField[3]] = recipe[3]
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other = copy.deepcopy(stuTbRecipe)
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self._m_record.append(other)
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# **************************************************************
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g_recipeCtrl = CTbRecipeMgt() # 全局对象实例
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