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backend/app/__init__.py

@@ -1,9 +1,12 @@
 import os
+
 from flask import Flask, send_from_directory
 from sqlalchemy import text
+
 from .extensions import db, migrate, cors
 from config import config
 
+
 def create_app(config_name=None):
     if config_name is None:
         config_name = os.environ.get('FLASK_ENV', 'production')
@@ -17,6 +20,7 @@ def create_app(config_name=None):
 
     from .routes.projects import projects_bp
     from .routes.deliverables import deliverables_bp
+
     app.register_blueprint(projects_bp, url_prefix='/api')
     app.register_blueprint(deliverables_bp, url_prefix='/api')
 
@@ -43,7 +47,9 @@ def _run_migrations():
     """
     migrations = [
         'ALTER TABLE projects ADD COLUMN drive_url VARCHAR(500)',
+        'ALTER TABLE projects ADD COLUMN archived_at DATETIME',
     ]
+
     with db.engine.connect() as conn:
         for stmt in migrations:
             try:

backend/app/models.py

@@ -1,6 +1,7 @@
 from .extensions import db
 from datetime import datetime, date
 
+
 class Project(db.Model):
     __tablename__ = 'projects'
 
@@ -9,11 +10,14 @@ class Project(db.Model):
     color       = db.Column(db.String(7), nullable=False, default='#C9A84C')
     description = db.Column(db.Text)
     drive_url   = db.Column(db.String(500))
+    archived_at = db.Column(db.DateTime, nullable=True)
     created_at  = db.Column(db.DateTime, default=datetime.utcnow)
 
     deliverables = db.relationship(
-        'Deliverable', backref='project',
-        cascade='all, delete-orphan', lazy=True
+        'Deliverable',
+        backref='project',
+        cascade='all, delete-orphan',
+        lazy=True,
     )
 
     def to_dict(self, include_deliverables=True):
@@ -23,6 +27,7 @@ class Project(db.Model):
             'color':       self.color,
             'description': self.description,
             'drive_url':   self.drive_url,
+            'archived_at': self.archived_at.isoformat() if self.archived_at else None,
             'created_at':  self.created_at.isoformat() if self.created_at else None,
         }
         if include_deliverables:
@@ -36,7 +41,11 @@ class Deliverable(db.Model):
     __tablename__ = 'deliverables'
 
     id         = db.Column(db.Integer, primary_key=True)
-    project_id = db.Column(db.Integer, db.ForeignKey('projects.id', ondelete='CASCADE'), nullable=False)
+    project_id = db.Column(
+        db.Integer,
+        db.ForeignKey('projects.id', ondelete='CASCADE'),
+        nullable=False,
+    )
     title      = db.Column(db.String(300), nullable=False)
     due_date   = db.Column(db.Date, nullable=False)
     status     = db.Column(db.String(20), nullable=False, default='upcoming')
@@ -44,9 +53,8 @@ class Deliverable(db.Model):
 
     def effective_status(self):
         """
-        Returns 'overdue' if the due date has passed and the deliverable
-        has not been marked completed. Completed deliverables are never
-        auto-downgraded regardless of date.
+        Returns 'overdue' if the due date has passed and the deliverable has not been
+        marked completed. Completed deliverables are never auto-downgraded.
         """
         if self.status != 'completed' and self.due_date < date.today():
             return 'overdue'

backend/app/routes/projects.py

@@ -1,20 +1,23 @@
 from flask import Blueprint, jsonify, request
 from ..models import Project, Deliverable
 from ..extensions import db
-from datetime import date
+from datetime import date, datetime
 
 projects_bp = Blueprint('projects', __name__)
 
+
 @projects_bp.route('/projects', methods=['GET'])
 def get_projects():
     projects = Project.query.order_by(Project.created_at.desc()).all()
     return jsonify([p.to_dict() for p in projects])
 
+
 @projects_bp.route('/projects/<int:id>', methods=['GET'])
 def get_project(id):
     project = Project.query.get_or_404(id)
     return jsonify(project.to_dict())
 
+
 @projects_bp.route('/projects', methods=['POST'])
 def create_project():
     data = request.get_json()
@@ -26,6 +29,7 @@ def create_project():
     )
     db.session.add(project)
     db.session.flush()
+
     for d in data.get('deliverables', []):
         if d.get('title') and d.get('due_date'):
             db.session.add(Deliverable(
@@ -34,9 +38,11 @@ def create_project():
                 due_date=date.fromisoformat(d['due_date']),
                 status=d.get('status', 'upcoming'),
             ))
+
     db.session.commit()
     return jsonify(project.to_dict()), 201
 
+
 @projects_bp.route('/projects/<int:id>', methods=['PATCH'])
 def update_project(id):
     project = Project.query.get_or_404(id)
@@ -47,6 +53,23 @@ def update_project(id):
     db.session.commit()
     return jsonify(project.to_dict())
 
+
+@projects_bp.route('/projects/<int:id>/archive', methods=['PATCH'])
+def archive_project(id):
+    project = Project.query.get_or_404(id)
+    project.archived_at = datetime.utcnow()
+    db.session.commit()
+    return jsonify(project.to_dict())
+
+
+@projects_bp.route('/projects/<int:id>/unarchive', methods=['PATCH'])
+def unarchive_project(id):
+    project = Project.query.get_or_404(id)
+    project.archived_at = None
+    db.session.commit()
+    return jsonify(project.to_dict())
+
+
 @projects_bp.route('/projects/<int:id>', methods=['DELETE'])
 def delete_project(id):
     project = Project.query.get_or_404(id)