224 lines
7.6 KiB
Python
224 lines
7.6 KiB
Python
import re
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from datetime import datetime
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from typing import List
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from config.constant import GenConstant
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from config.env import GenConfig
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from module_generator.entity.vo.gen_vo import GenTableColumnModel, GenTableModel
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from utils.string_util import StringUtil
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class GenUtils:
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"""代码生成器工具类"""
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@classmethod
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def init_table(cls, gen_table: GenTableModel, oper_name: str) -> None:
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"""
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初始化表信息
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param gen_table: 业务表对象
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param oper_name: 操作人
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:return:
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"""
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gen_table.class_name = cls.convert_class_name(gen_table.table_name)
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gen_table.package_name = GenConfig.package_name
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gen_table.module_name = cls.get_module_name(GenConfig.package_name)
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gen_table.business_name = cls.get_business_name(gen_table.table_name)
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gen_table.function_name = cls.replace_text(gen_table.table_comment)
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gen_table.function_author = GenConfig.author
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gen_table.create_by = oper_name
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gen_table.create_time = datetime.now()
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gen_table.update_by = oper_name
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gen_table.update_time = datetime.now()
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@classmethod
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def init_column_field(cls, column: GenTableColumnModel, table: GenTableModel) -> None:
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"""
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初始化列属性字段
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param column: 业务表字段对象
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param table: 业务表对象
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:return:
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"""
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data_type = cls.get_db_type(column.column_type)
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column_name = column.column_name
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column.table_id = table.table_id
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column.create_by = table.create_by
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# 设置Python字段名
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column.python_field = cls.to_camel_case(column_name)
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# 设置默认类型
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column.python_type = StringUtil.get_mapping_value_by_key_ignore_case(
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GenConstant.MYSQL_TO_PYTHON_TYPE_MAPPING, data_type
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)
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column.query_type = GenConstant.QUERY_EQ
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if cls.arrays_contains(GenConstant.COLUMNTYPE_STR, data_type) or cls.arrays_contains(
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GenConstant.COLUMNTYPE_TEXT, data_type
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):
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# 字符串长度超过500设置为文本域
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column_length = cls.get_column_length(column.column_type)
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html_type = (
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GenConstant.HTML_TEXTAREA
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if column_length >= 500 or cls.arrays_contains(GenConstant.COLUMNTYPE_TEXT, data_type)
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else GenConstant.HTML_INPUT
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)
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column.html_type = html_type
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elif cls.arrays_contains(GenConstant.COLUMNTYPE_TIME, data_type):
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column.html_type = GenConstant.HTML_DATETIME
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elif cls.arrays_contains(GenConstant.COLUMNTYPE_NUMBER, data_type):
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column.html_type = GenConstant.HTML_INPUT
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# 插入字段（默认所有字段都需要插入）
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column.is_insert = GenConstant.REQUIRE
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# 编辑字段
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if not cls.arrays_contains(GenConstant.COLUMNNAME_NOT_EDIT, column_name) and not column.is_pk:
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column.is_edit = GenConstant.REQUIRE
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# 列表字段
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if not cls.arrays_contains(GenConstant.COLUMNNAME_NOT_LIST, column_name) and not column.is_pk:
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column.is_list = GenConstant.REQUIRE
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# 查询字段
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if not cls.arrays_contains(GenConstant.COLUMNNAME_NOT_QUERY, column_name) and not column.is_pk:
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column.is_query = GenConstant.REQUIRE
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# 查询字段类型
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if column_name.lower().endswith('name'):
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column.query_type = GenConstant.QUERY_LIKE
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# 状态字段设置单选框
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if column_name.lower().endswith('status'):
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column.html_type = GenConstant.HTML_RADIO
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# 类型&性别字段设置下拉框
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elif column_name.lower().endswith('type') or column_name.lower().endswith('sex'):
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column.html_type = GenConstant.HTML_SELECT
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# 图片字段设置图片上传控件
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elif column_name.lower().endswith('image'):
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column.html_type = GenConstant.HTML_IMAGE_UPLOAD
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# 文件字段设置文件上传控件
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elif column_name.lower().endswith('file'):
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column.html_type = GenConstant.HTML_FILE_UPLOAD
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# 内容字段设置富文本控件
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elif column_name.lower().endswith('content'):
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column.html_type = GenConstant.HTML_EDITOR
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column.create_by = table.create_by
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column.create_time = datetime.now()
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column.update_by = table.update_by
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column.update_time = datetime.now()
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@classmethod
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def arrays_contains(cls, arr: List[str], target_value: str) -> bool:
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"""
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校验数组是否包含指定值
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param arr: 数组
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param target_value: 需要校验的值
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:return: 校验结果
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"""
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return target_value in arr
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@classmethod
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def get_module_name(cls, package_name: str) -> str:
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"""
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获取模块名
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param package_name: 包名
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:return: 模块名
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"""
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return package_name.split('.')[-1]
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@classmethod
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def get_business_name(cls, table_name: str) -> str:
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"""
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获取业务名
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param table_name: 业务表名
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:return: 业务名
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"""
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return table_name.split('_')[-1]
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@classmethod
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def convert_class_name(cls, table_name: str) -> str:
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"""
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表名转换成Python类名
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param table_name: 业务表名
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:return: Python类名
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"""
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auto_remove_pre = GenConfig.auto_remove_pre
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table_prefix = GenConfig.table_prefix
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if auto_remove_pre and table_prefix:
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search_list = table_prefix.split(',')
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table_name = cls.replace_first(table_name, search_list)
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return StringUtil.convert_to_camel_case(table_name)
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@classmethod
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def replace_first(cls, replacement: str, search_list: List[str]) -> str:
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"""
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批量替换前缀
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param replacement: 需要被替换的字符串
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param search_list: 可替换的字符串列表
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:return: 替换后的字符串
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"""
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for search_string in search_list:
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if replacement.startswith(search_string):
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return replacement.replace(search_string, '', 1)
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return replacement
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@classmethod
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def replace_text(cls, text: str) -> str:
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"""
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关键字替换
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param text: 需要被替换的字符串
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:return: 替换后的字符串
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"""
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return re.sub(r'(?:表|若依)', '', text)
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@classmethod
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def get_db_type(cls, column_type: str) -> str:
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"""
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获取数据库类型字段
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param column_type: 字段类型
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:return: 数据库类型
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"""
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if '(' in column_type:
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return column_type.split('(')[0]
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return column_type
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@classmethod
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def get_column_length(cls, column_type: str) -> int:
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"""
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获取字段长度
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param column_type: 字段类型
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:return: 字段长度
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"""
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if '(' in column_type:
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length = len(column_type.split('(')[1].split(')')[0])
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return length
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return 0
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@classmethod
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def split_column_type(cls, column_type: str) -> List[str]:
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"""
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拆分列类型
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param column_type: 字段类型
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:return: 拆分结果
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"""
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if '(' in column_type and ')' in column_type:
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return column_type.split('(')[1].split(')')[0].split(',')
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return []
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@classmethod
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def to_camel_case(cls, text: str) -> str:
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"""
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将字符串转换为驼峰命名
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param text: 需要转换的字符串
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:return: 驼峰命名
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"""
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parts = text.split('_')
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return parts[0] + ''.join(word.capitalize() for word in parts[1:])
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