Separate different API endpoint in Blueprints ExpDev07#93

Author: gribok

app/__init__.py

@@ -19,6 +19,9 @@ def create_app():
     with app.app_context():
         # Import routes.
         from . import routes
+        #register api endpoints
+        app.register_blueprint(routes.rest_api_v1)
+        app.register_blueprint(routes.rest_api_v2)
 
         # Return created app.
-        return app
+        return app

app/data/__init__.py

@@ -1,12 +1,17 @@
 from flask import redirect, current_app as app
 
-# API version 1.
-from .v1 import confirmed, deaths, recovered, all
+#follow the import order to avoid circular dependency
+from flask import Blueprint
+rest_api_v1 = Blueprint("rest_api_v1", __name__, url_prefix="")
+rest_api_v2 = Blueprint("rest_api_v2", __name__, url_prefix="/v2")
 
 # API version 2.
 from .v2 import locations, latest
 
+# API version 1.
+from .v1 import confirmed, deaths, recovered, all
+
 # Redirect to project page on index.
 @app.route('/')
 def index():
-    return redirect('https://github.com/ExpDev07/coronavirus-tracker-api', 302)
+    return redirect('https://github.com/ExpDev07/coronavirus-tracker-api', 302)

app/routes/__init__.py

@@ -1,8 +1,9 @@
 from flask import jsonify
 from flask import current_app as app
 from ...services.location.jhu import get_category
+from ...routes import rest_api_v1
 
-@app.route('/all')
+@rest_api_v1.route('/all')
 def all():
     # Get all the categories.
     confirmed = get_category('confirmed')
@@ -21,4 +22,4 @@ def all():
             'deaths':    deaths['latest'],
             'recovered': recovered['latest'],
         }
-    })
+    })

app/routes/v1/all.py

@@ -1,7 +1,8 @@
 from flask import jsonify
 from flask import current_app as app
 from ...services.location.jhu import get_category
+from ...routes import rest_api_v1
 
-@app.route('/confirmed')
+@rest_api_v1.route('/confirmed')
 def confirmed():
-    return jsonify(get_category('confirmed'))
+    return jsonify(get_category('confirmed'))

app/routes/v1/confirmed.py

@@ -1,7 +1,8 @@
 from flask import jsonify
 from flask import current_app as app
 from ...services.location.jhu import get_category
+from ...routes import rest_api_v1
 
-@app.route('/deaths')
+@rest_api_v1.route('/deaths')
 def deaths():
-    return jsonify(get_category('deaths'))
+    return jsonify(get_category('deaths'))

app/routes/v1/deaths.py

@@ -1,7 +1,8 @@
 from flask import jsonify
 from flask import current_app as app
 from ...services.location.jhu import get_category
+from ...routes import rest_api_v1
 
-@app.route('/recovered')
+@rest_api_v1.route('/recovered')
 def recovered():
-    return jsonify(get_category('recovered'))
+    return jsonify(get_category('recovered'))

app/routes/v1/recovered.py

@@ -1,7 +1,8 @@
 from flask import jsonify, current_app as app
 from ...services import jhu
+from ...routes import rest_api_v2
 
-@app.route('/v2/latest')
+@rest_api_v2.route('/latest')
 def latest():
     # Get the serialized version of all the locations.
     locations = [ location.serialize() for location in jhu.get_all() ]
@@ -15,4 +16,4 @@ def latest():
             'deaths'   : sum(map(lambda latest: latest['deaths'], latest)),
             'recovered': sum(map(lambda latest: latest['recovered'], latest)),
         }
-    })
+    })

app/routes/v2/latest.py

@@ -1,7 +1,8 @@
 from flask import jsonify, request, current_app as app
 from ...services import jhu
+from ...routes import rest_api_v2
 
-@app.route('/v2/locations')
+@rest_api_v2.route('/locations')
 def locations():
     # Query parameters.
     timelines    = request.args.get('timelines', type=bool, default=False)
@@ -21,7 +22,7 @@ def locations():
         ]
     })
 
-@app.route('/v2/locations/<int:id>')
+@rest_api_v2.route('/locations/<int:id>')
 def location(id):
     # Serialize the location with timelines.
     return jsonify({