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py-ailbl-user-phone/apps/crud.py

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import io
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from filters import PhonePage
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from flask import jsonify, request
from helpers import init_db_connection, CORS_HEADERS
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from PIL import Image
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def create_phone(user_id: str, data):
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try:
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conn = init_db_connection()
cursor = conn.cursor()
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# Câu truy vấn SQL để thêm số điện thoại vào bảng UserPhone
query = """
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INSERT INTO ailbl_user_phone (user_id, phone_number, prefix, area_code, created, modified)
VALUES (%s, %s, %s,%s, NOW(), NOW())
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"""
# Lấy các trường từ data
phone_number = data.get("phone_number")
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# Nếu không có prefix, có thể để null
prefix = data.get("prefix", None)
area_code = data.get("area_code")
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# Thực thi câu truy vấn SQL
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cursor.execute(query, (user_id, phone_number, prefix, area_code))
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conn.commit() # Lưu thay đổi vào cơ sở dữ liệu
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return {
"user_id": user_id,
"phone_number": phone_number,
"prefix": prefix,
"area": area_code,
"status": "added"
}, 200, CORS_HEADERS
# result = cursor.fetchall()
# return {"message": "Phone created successfully"}, 200, CORS_HEADERS
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except Exception as e:
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return {"error": str(e)}, 500, CORS_HEADERS
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def filter_phone(user_id: str, paging):
conn = None # Khởi tạo conn với giá trị None
cursor = None
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try:
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conn = init_db_connection()
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cursor = conn.cursor()
# Xay dung dieu kien loc
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conditions = ["user_id = %(user_id)s"]
values = {"user_id": user_id} # Điều kiện cơ bản cho user_id
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# Lọc theo phone_number
if paging.filter.phone_number:
conditions.append("LOWER(PhoneNumber) LIKE %(phone_number)s")
values["phone_number"] = f"%{paging.filter.phone_number.lower()}%"
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# Lọc theo prefix
if paging.filter.prefix:
conditions.append("Prefix = %(prefix)s")
values["prefix"] = paging.filter.prefix
# Lọc theo ngày tạo
if paging.filter.created_from:
conditions.append("Created >= %(created_from)s")
values["created_from"] = paging.filter.created_from
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if paging.filter.created_to:
conditions.append("Created <= %(created_to)s")
values["created_to"] = paging.filter.created_to
# Lọc theo ngày sửa đổi
if paging.filter.modified_from:
conditions.append("Modified >= %(modified_from)s")
values["modified_from"] = paging.filter.modified_from
if paging.filter.modified_to:
conditions.append("Modified <= %(modified_to)s")
values["modified_to"] = paging.filter.modified_to
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# Ket hop dieu kien loc
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where_clause = " AND ".join(conditions)
if where_clause:
where_clause = "WHERE " + where_clause
# Sap xep ket qua neu co:
order_clause = ""
if paging.sortby:
direction = "ASC" if paging.asc else "DESC"
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order_clause = f"ORDER BY {paging.sortby} {direction}"
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# Gop Truy van
sql = f"""
SELECT *, COUNT(*) OVER() AS total
FROM ailbl_user_phone
{where_clause}
{order_clause}
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LIMIT %(limit)s OFFSET %(offset)s
"""
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values["limit"] = paging.size
values["offset"] = paging.page * paging.size
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cursor.execute(sql, values) # Thuc Thi Cau Truy Van
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phones = cursor.fetchall()
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# Chuyển kết quả thành danh sách các đối tượng với tên trường rõ ràng
phone_list = []
for phone in phones:
phone_dict = {
"id": phone[0],
"user_id": phone[1],
"phone_number": phone[2],
"prefix": phone[3],
"area_code": phone[4],
"created": phone[5],
"modified": phone[6]
}
phone_list.append(phone_dict)
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return phones, 200, CORS_HEADERS
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except Exception as e:
return {"error": str(e)}, 500
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finally:
if conn:
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conn.close()
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def delete_phone(phone_id: str, user_id: str) -> dict:
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try:
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conn = init_db_connection()
cursor = conn.cursor()
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query = "DELETE FROM ailbl_user_phone WHERE id = %s AND user_id = %s"
cursor.execute(query, (phone_id, user_id))
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conn.commit() # Save DB
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return {"message": "Phone deleted successfully"}, 200, CORS_HEADERS
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except Exception as e:
return {"error": str(e)}, 500
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def exists_phone(user_id: str, phone_number: str = None, phone_id: str = None):
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try:
conn = init_db_connection()
cursor = conn.cursor()
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if phone_number: # Nếu là `POST`, kiểm tra sự tồn tại của phone_number
cursor.execute("""
SELECT 1
FROM ailbl_user_phone
WHERE user_id = %s AND phone_number = %s
""", (user_id, phone_number))
elif phone_id: # Nếu là `DELETE`, kiểm tra sự tồn tại của phone_id
cursor.execute("""
SELECT 1
FROM ailbl_user_phone
WHERE id = %s AND user_id = %s
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""", (phone_id, user_id))
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row = cursor.fetchone() # Co ket qua thi tra ve du lieu 1 dong
# Nếu có dòng dữ liệu, trả về True (tồn tại số điện thoại), nếu không, trả về False
return row is not None
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except Exception as e:
return False
finally:
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if cursor:
cursor.close()
if conn:
conn.close() # Đảm bảo đóng kết nối sau khi xong