Delete database

database/db_connector.py

@@ -1,61 +0,0 @@
-#!/usr/bin/env python
-# -*- coding: utf-8 -*-
-
-"""
-وحدة الاتصال بقاعدة البيانات
-"""
-
-import os
-import sys
-import psycopg2
-from dotenv import load_dotenv
-
-# إضافة مسار النظام للوصول للملفات المشتركة
-sys.path.append(os.path.abspath(os.path.join(os.path.dirname(__file__), "..")))
-
-# تحميل متغيرات البيئة
-load_dotenv()
-
-def get_connection():
-    """
-    إنشاء اتصال بقاعدة البيانات
-    
-    الإرجاع:
-        اتصال بقاعدة البيانات
-    """
-    try:
-        # محاولة الاتصال بقاعدة البيانات
-        conn = psycopg2.connect(
-            dbname=os.getenv("PGDATABASE"),
-            user=os.getenv("PGUSER"),
-            password=os.getenv("PGPASSWORD"),
-            host=os.getenv("PGHOST"),
-            port=os.getenv("PGPORT")
-        )
-        return conn
-    except Exception as e:
-        print(f"خطأ في الاتصال بقاعدة البيانات: {e}")
-        
-        # إذا فشل الاتصال، استخدم اتصال قاعدة بيانات SQLite محلية
-        import os
-        import sqlite3
-        
-        # إنشاء مجلد البيانات إذا لم يكن موجوداً
-        data_dir = os.path.join(os.path.dirname(os.path.dirname(__file__)), 'data')
-        os.makedirs(data_dir, exist_ok=True)
-        
-        # إنشاء اتصال قاعدة بيانات SQLite محلية
-        db_path = os.path.join(data_dir, 'local_db.sqlite')
-        conn = sqlite3.connect(db_path)
-        
-        # إعادة محاكاة سلوك اتصال PostgreSQL
-        conn.execute = conn.cursor().execute
-        
-        # إضافة وظيفة وهمية للاقتطاع (commit) والإغلاق
-        original_close = conn.close
-        def enhanced_close():
-            conn.commit()
-            original_close()
-        conn.close = enhanced_close
-        
-        return conn

database/models.py

@@ -1,279 +0,0 @@
-"""
-نماذج بيانات النظام
-"""
-
-from sqlalchemy import Column, Integer, String, Float, DateTime, ForeignKey, Boolean, Text, Table, Enum
-from sqlalchemy.orm import relationship
-from datetime import datetime
-import enum
-
-from database.db_connector import Base
-
-
-# جدول العلاقة متعددة القيم بين المشاريع والملفات
-project_files = Table(
-    'project_files',
-    Base.metadata,
-    Column('project_id', Integer, ForeignKey('projects.id'), primary_key=True),
-    Column('file_id', Integer, ForeignKey('files.id'), primary_key=True)
-)
-
-# تعريف الأنواع المدرجة
-class ProjectStatus(enum.Enum):
-    """حالة المشروع"""
-    NEW = "جديد"
-    PRICING = "قيد التسعير"
-    SUBMITTED = "تم التقديم"
-    AWARDED = "تمت الترسية"
-    EXECUTION = "قيد التنفيذ"
-    COMPLETED = "منتهي"
-    CANCELLED = "ملغي"
-
-class TenderType(enum.Enum):
-    """نوع المناقصة"""
-    PUBLIC = "عامة"
-    PRIVATE = "خاصة"
-    DIRECT = "أمر مباشر"
-
-class PricingMethod(enum.Enum):
-    """طريقة التسعير"""
-    STANDARD = "قياسي"
-    UNBALANCED = "غير متزن"
-    COMPETITIVE = "تنافسي"
-    PROFITABILITY = "موجه بالربحية"
-
-# نموذج المستخدم
-class User(Base):
-    """نموذج بيانات المستخدم"""
-    __tablename__ = 'users'
-    
-    id = Column(Integer, primary_key=True)
-    username = Column(String(50), unique=True, nullable=False)
-    password_hash = Column(String(128), nullable=False)
-    full_name = Column(String(100), nullable=False)
-    email = Column(String(100), unique=True, nullable=False)
-    phone = Column(String(20))
-    role = Column(String(20), nullable=False)
-    department = Column(String(50))
-    is_active = Column(Boolean, default=True)
-    created_at = Column(DateTime, default=datetime.now)
-    last_login = Column(DateTime)
-    
-    # العلاقات
-    projects = relationship("Project", back_populates="created_by")
-    pricing_items = relationship("PricingItem", back_populates="created_by")
-    
-    def __repr__(self):
-        return f"<User {self.username}>"
-
-# نموذج المشروع
-class Project(Base):
-    """نموذج بيانات المشروع"""
-    __tablename__ = 'projects'
-    
-    id = Column(Integer, primary_key=True)
-    name = Column(String(100), nullable=False)
-    tender_number = Column(String(50))
-    client = Column(String(100), nullable=False)
-    location = Column(String(100))
-    description = Column(Text)
-    status = Column(Enum(ProjectStatus), default=ProjectStatus.NEW)
-    tender_type = Column(Enum(TenderType), default=TenderType.PUBLIC)
-    pricing_method = Column(Enum(PricingMethod), default=PricingMethod.STANDARD)
-    submission_date = Column(DateTime)
-    created_at = Column(DateTime, default=datetime.now)
-    updated_at = Column(DateTime, default=datetime.now, onupdate=datetime.now)
-    created_by_id = Column(Integer, ForeignKey('users.id'))
-    
-    # العلاقات
-    created_by = relationship("User", back_populates="projects")
-    pricing_sections = relationship("PricingSection", back_populates="project", cascade="all, delete-orphan")
-    pricing_items = relationship("PricingItem", back_populates="project", cascade="all, delete-orphan")
-    local_content_items = relationship("LocalContentItem", back_populates="project", cascade="all, delete-orphan")
-    risk_items = relationship("RiskItem", back_populates="project", cascade="all, delete-orphan")
-    files = relationship("File", secondary=project_files, back_populates="projects")
-    
-    def __repr__(self):
-        return f"<Project {self.name}>"
-
-# نموذج قسم التسعير
-class PricingSection(Base):
-    """نموذج بيانات قسم التسعير"""
-    __tablename__ = 'pricing_sections'
-    
-    id = Column(Integer, primary_key=True)
-    project_id = Column(Integer, ForeignKey('projects.id'), nullable=False)
-    name = Column(String(100), nullable=False)
-    description = Column(Text)
-    section_order = Column(Integer, default=0)
-    created_at = Column(DateTime, default=datetime.now)
-    updated_at = Column(DateTime, default=datetime.now, onupdate=datetime.now)
-    
-    # العلاقات
-    project = relationship("Project", back_populates="pricing_sections")
-    pricing_items = relationship("PricingItem", back_populates="section", cascade="all, delete-orphan")
-    
-    def __repr__(self):
-        return f"<PricingSection {self.name}>"
-
-# نموذج بند التسعير
-class PricingItem(Base):
-    """نموذج بيانات بند التسعير"""
-    __tablename__ = 'pricing_items'
-    
-    id = Column(Integer, primary_key=True)
-    project_id = Column(Integer, ForeignKey('projects.id'), nullable=False)
-    section_id = Column(Integer, ForeignKey('pricing_sections.id'))
-    item_code = Column(String(20))
-    description = Column(Text, nullable=False)
-    unit = Column(String(20), nullable=False)
-    quantity = Column(Float, nullable=False)
-    unit_price = Column(Float, default=0)
-    unbalanced_price = Column(Float)
-    final_price = Column(Float)
-    pricing_strategy = Column(String(20), default="متوازن")
-    notes = Column(Text)
-    created_by_id = Column(Integer, ForeignKey('users.id'))
-    created_at = Column(DateTime, default=datetime.now)
-    updated_at = Column(DateTime, default=datetime.now, onupdate=datetime.now)
-    
-    # العلاقات
-    project = relationship("Project", back_populates="pricing_items")
-    section = relationship("PricingSection", back_populates="pricing_items")
-    created_by = relationship("User", back_populates="pricing_items")
-    resource_usages = relationship("ResourceUsage", back_populates="pricing_item")
-    
-    def __repr__(self):
-        return f"<PricingItem {self.item_code}: {self.description[:30]}>"
-
-# نموذج بند المحتوى المحلي
-class LocalContentItem(Base):
-    """نموذج بيانات بند المحتوى المحلي"""
-    __tablename__ = 'local_content_items'
-    
-    id = Column(Integer, primary_key=True)
-    project_id = Column(Integer, ForeignKey('projects.id'), nullable=False)
-    category = Column(String(50), nullable=False)
-    item_name = Column(String(100), nullable=False)
-    supplier_id = Column(Integer, ForeignKey('suppliers.id'))
-    total_cost = Column(Float, default=0)
-    local_percentage = Column(Float, default=0)
-    notes = Column(Text)
-    created_at = Column(DateTime, default=datetime.now)
-    updated_at = Column(DateTime, default=datetime.now, onupdate=datetime.now)
-    
-    # العلاقات
-    project = relationship("Project", back_populates="local_content_items")
-    supplier = relationship("Supplier", back_populates="local_content_items")
-    
-    def __repr__(self):
-        return f"<LocalContentItem {self.item_name}>"
-
-# نموذج المورد
-class Supplier(Base):
-    """نموذج بيانات المورد"""
-    __tablename__ = 'suppliers'
-    
-    id = Column(Integer, primary_key=True)
-    name = Column(String(100), nullable=False)
-    contact_person = Column(String(100))
-    phone = Column(String(20))
-    email = Column(String(100))
-    address = Column(String(200))
-    category = Column(String(50))
-    is_local = Column(Boolean, default=False)
-    local_content_percentage = Column(Float, default=0)
-    created_at = Column(DateTime, default=datetime.now)
-    updated_at = Column(DateTime, default=datetime.now, onupdate=datetime.now)
-    
-    # العلاقات
-    local_content_items = relationship("LocalContentItem", back_populates="supplier")
-    resources = relationship("Resource", back_populates="supplier")
-    
-    def __repr__(self):
-        return f"<Supplier {self.name}>"
-
-# نموذج المخاطرة
-class RiskItem(Base):
-    """نموذج بيانات المخاطرة"""
-    __tablename__ = 'risk_items'
-    
-    id = Column(Integer, primary_key=True)
-    project_id = Column(Integer, ForeignKey('projects.id'), nullable=False)
-    risk_code = Column(String(20))
-    description = Column(Text, nullable=False)
-    category = Column(String(50), nullable=False)
-    impact = Column(String(20), nullable=False)
-    probability = Column(String(20), nullable=False)
-    mitigation_strategy = Column(Text)
-    created_at = Column(DateTime, default=datetime.now)
-    updated_at = Column(DateTime, default=datetime.now, onupdate=datetime.now)
-    
-    # العلاقات
-    project = relationship("Project", back_populates="risk_items")
-    
-    def __repr__(self):
-        return f"<RiskItem {self.risk_code}: {self.description[:30]}>"
-
-# نموذج المورد
-class Resource(Base):
-    """نموذج بيانات المورد"""
-    __tablename__ = 'resources'
-    
-    id = Column(Integer, primary_key=True)
-    code = Column(String(20), unique=True)
-    name = Column(String(100), nullable=False)
-    description = Column(Text)
-    category = Column(String(50), nullable=False)
-    unit = Column(String(20), nullable=False)
-    unit_price = Column(Float, default=0)
-    supplier_id = Column(Integer, ForeignKey('suppliers.id'))
-    is_local = Column(Boolean, default=False)
-    local_content_percentage = Column(Float, default=0)
-    created_at = Column(DateTime, default=datetime.now)
-    updated_at = Column(DateTime, default=datetime.now, onupdate=datetime.now)
-    
-    # العلاقات
-    supplier = relationship("Supplier", back_populates="resources")
-    resource_usages = relationship("ResourceUsage", back_populates="resource")
-    
-    def __repr__(self):
-        return f"<Resource {self.code}: {self.name}>"
-
-# نموذج استخدام المورد
-class ResourceUsage(Base):
-    """نموذج بيانات استخدام المورد"""
-    __tablename__ = 'resource_usages'
-    
-    id = Column(Integer, primary_key=True)
-    pricing_item_id = Column(Integer, ForeignKey('pricing_items.id'), nullable=False)
-    resource_id = Column(Integer, ForeignKey('resources.id'), nullable=False)
-    quantity = Column(Float, nullable=False)
-    created_at = Column(DateTime, default=datetime.now)
-    updated_at = Column(DateTime, default=datetime.now, onupdate=datetime.now)
-    
-    # العلاقات
-    pricing_item = relationship("PricingItem", back_populates="resource_usages")
-    resource = relationship("Resource", back_populates="resource_usages")
-    
-    def __repr__(self):
-        return f"<ResourceUsage {self.pricing_item_id} - {self.resource_id}>"
-
-# نموذج الملف
-class File(Base):
-    """نموذج بيانات الملف"""
-    __tablename__ = 'files'
-    
-    id = Column(Integer, primary_key=True)
-    filename = Column(String(100), nullable=False)
-    original_filename = Column(String(100), nullable=False)
-    file_type = Column(String(20), nullable=False)
-    file_size = Column(Integer, nullable=False)
-    file_path = Column(String(255), nullable=False)
-    upload_date = Column(DateTime, default=datetime.now)
-    
-    # العلاقات
-    projects = relationship("Project", secondary=project_files, back_populates="files")
-    
-    def __repr__(self):
-        return f"<File {self.original_filename}>"