77 lines
2.6 KiB
Python
77 lines
2.6 KiB
Python
import json
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import os
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HOUSE_FILE = "./data/houses.json"
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def init_db():
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"""初始化房源数据文件"""
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os.makedirs("./data", exist_ok=True)
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if not os.path.exists(HOUSE_FILE):
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with open(HOUSE_FILE, 'w', encoding='utf-8') as f:
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json.dump([], f, ensure_ascii=False, indent=4)
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def read_houses():
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"""读取所有房源"""
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init_db()
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with open(HOUSE_FILE, 'r', encoding='utf-8') as f:
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return json.load(f)
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def write_houses(houses):
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"""写入房源"""
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with open(HOUSE_FILE, 'w', encoding='utf-8') as f:
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json.dump(houses, f, ensure_ascii=False, indent=4)
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STACK_FILE = "./data/stack_data.json"
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def init_stack_db():
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"""初始化栈文件"""
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os.makedirs("./data", exist_ok=True)
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if not os.path.exists(STACK_FILE):
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init_data = {"operation_stack": [], "browse_stack": []}
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with open(STACK_FILE, 'w', encoding='utf-8') as f:
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json.dump(init_data, f, ensure_ascii=False, indent=4)
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def read_stack(stack_type):
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"""读取指定栈"""
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init_stack_db()
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with open(STACK_FILE, 'r', encoding='utf-8') as f:
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data = json.load(f)
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return data.get(f"{stack_type}_stack", [])
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def write_stack(stack_type, new_stack):
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"""写入指定栈"""
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init_stack_db()
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with open(STACK_FILE, 'r', encoding='utf-8') as f:
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data = json.load(f)
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data[f"{stack_type}_stack"] = new_stack
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with open(STACK_FILE, 'w', encoding='utf-8') as f:
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json.dump(data, f, ensure_ascii=False, indent=4)
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# V3.0 字符串+数组：邻接矩阵数据读写
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MATRIX_FILE = "./data/matrix.json"
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def init_matrix_db():
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"""
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新增：初始化小区邻接矩阵文件
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存储所有小区名称列表 和 二维距离数组（邻接矩阵）
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"""
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os.makedirs("./data", exist_ok=True)
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if not os.path.exists(MATRIX_FILE):
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init_data = {
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"community_list": [], # 小区名称列表（一维数组）
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"distance_matrix": [] # 小区距离二维数组（邻接矩阵）
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}
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with open(MATRIX_FILE, 'w', encoding='utf-8') as f:
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json.dump(init_data, f, ensure_ascii=False, indent=4)
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def read_matrix_data():
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"""V3.0新增读取小区列表和距离邻接矩阵"""
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init_matrix_db()
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with open(MATRIX_FILE, 'r', encoding='utf-8') as f:
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return json.load(f)
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def write_matrix_data(matrix_dict):
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"""V3.0新增保存小区列表和距离邻接矩阵"""
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init_matrix_db()
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with open(MATRIX_FILE, 'w', encoding='utf-8') as f:
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json.dump(matrix_dict, f, ensure_ascii=False, indent=4) |