Initial commit

2024-10-21 22:42:14 +03:00
commit 19a5869d30
14 changed files with 228 additions and 0 deletions
--- a/.gitignore
+++ b/.gitignore
@@ -0,0 +1 @@
+__pycache__/
--- a/App/Queries/category_list.py
+++ b/App/Queries/category_list.py
@@ -0,0 +1,13 @@
+import db.DBconnect
+
+sql_provider = 1
+""" def select_list(db_config, sql):
+    with DBContextManager(db_config) as cursor:
+        if cursor is None:
+            raise ValueError("Cursor not created")
+        else:
+            cursor.execute(sql)
+            result = cursor.fetchall()
+            schema = [item[0] for item in cursor.description]
+            lst = [dict(zip(schema, row)) for row in result]
+            return schema, lst """
--- a/App/Queries/req.py
+++ b/App/Queries/req.py
@@ -0,0 +1,11 @@
+from flask import request, Blueprint, render_template, session, redirect, url_for
+from os import path
+from db.sql_provider import SQLProvider
+
+sql_provider = SQLProvider(path.join(path.dirname(__file__), 'sql'))
+requests_bp = Blueprint('requests_bp', __name__, template_folder='templates')
+
+@requests_bp.route('/', methods=['GET', 'POST'])
+def sklad_zapros():
+    if request.method == 'GET':
+        return render_template('sklad_zapros.html')
--- a/App/Queries/templates/sklad_zapros.html
+++ b/App/Queries/templates/sklad_zapros.html
@@ -0,0 +1,17 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <title>Hello World</title>
+</head>
+<body>
+    <h1>Hello World</h1>
+    <form action="" method="post">
+        <select name="categories" size="10" multiple>
+            {% for category in categories %}
+            <option value="{{ category }}">{{ category }}</option>
+            {% endfor %}
+        </select>        
+    </form>
+</body>
+</html>
--- a/App/app.py
+++ b/App/app.py
@@ -0,0 +1,22 @@
+from flask import Flask, redirect, render_template, url_for, session, request
+from os import path
+from Queries.req import requests_bp
+import json
+
+
+app = Flask(__name__)
+app.secret_key = 'super secret key'
+with open(path.join(path.dirname(__file__), 'db/config.json')) as f:
+    app.config['db_config'] = json.load(f)
+app.register_blueprint(requests_bp, url_prefix='/requests')
+
+
+@app.route('/')
+def index():
+    return render_template('index.html')
+
+@app.route('/logout')
+def logout():
+    session.clear()
+    return 'OK'
+app.run(port=5001, debug=True)
--- a/App/db/DBconnect.py
+++ b/App/db/DBconnect.py
@@ -0,0 +1,34 @@
+import pymysql
+from pymysql.err import *
+class DBContextManager:
+    def __init__(self, db_config : dict):
+        self.db_config = db_config
+        self.connection = None
+        self.cursor = None
+
+    def __enter__(self):
+        try:
+            self.connection = pymysql.connect(
+                host=self.db_config['host'],
+                port=self.db_config['port'],
+                user=self.db_config['user'],
+                password=self.db_config['password'],
+                db=self.db_config['db']
+            )
+            self.cursor = self.connection.cursor()
+            return self.cursor
+        except (OperationalError, KeyError) as err:
+            print(err.args)
+            return None
+    
+    def __exit__(self, exc_type, exc_val, exc_tb):
+        if self.connection and self.cursor:
+            if exc_type:
+                print(exc_type, '\n', exc_val)
+                self.connection.rollback()
+            else:
+                self.connection.commit()
+            self.cursor.close()
+            self.connection.close()
+        return True
+    
--- a/App/db/config.json
+++ b/App/db/config.json
@@ -0,0 +1,7 @@
+{
+    "host": "localhost",
+    "port": 3306,
+    "user": "manager",
+    "password": "ilikepizza",
+    "db": "sklad"
+}
--- a/App/db/sql_provider.py
+++ b/App/db/sql_provider.py
@@ -0,0 +1,14 @@
+import os
+from string import Template
+
+class SQLProvider:
+    def __init__(self, file_path):
+        self.scripts = {}
+        for file in os.listdir(file_path):
+            _sql = open(f'{file_path}/{file}').read()
+            self.scripts[file] = Template(_sql)
+
+    def get(self, name, params) -> dict:
+        if name not in self.scripts:
+            raise ValueError(f'SQL template {name} not found')
+        return self.scripts[name].substitute(**params)
--- a/App/templates/index.html
+++ b/App/templates/index.html
@@ -0,0 +1,10 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <title>Hello World</title>
+</head>
+<body>
+    <h1>Hello World</h1>
+</body>
+</html>
--- a/Docs/UML.drawio
+++ b/Docs/UML.drawio
@@ -0,0 +1,88 @@
+<mxfile host="app.diagrams.net" agent="Mozilla/5.0 (X11; Linux x86_64; rv:131.0) Gecko/20100101 Firefox/131.0" version="24.7.17">
+  <diagram name="Страница — 1" id="TNe6ncNLo5hcW_pl08e7">
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+      <root>
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--- a/Docs/UML.drawio.png
+++ b/Docs/UML.drawio.png
--- a/Docs/UML.drawio.svg
+++ b/Docs/UML.drawio.svg
--- a/Docs/РПЗ_черновик.docx
+++ b/Docs/РПЗ_черновик.docx
--- a/config.json
+++ b/config.json
@@ -0,0 +1,7 @@
+{
+    "host": "localhost",
+    "port": 3306,
+    "user": "manager",
+    "password": "ilikepizza",
+    "db": "supermarket"
+}