Merge pull request #2 from arteevraina/get-package-api

Get Package API

flask/packages.py

@@ -2,6 +2,8 @@
 from mongo import db
 from flask import request, jsonify
 from datetime import datetime
+from auth import generate_uuid
+import json
 
 parameters = ['name', 'author', 'createdAt', 'updatedAt',"downloads"]
 @app.route("/packages", methods=["GET"])
@@ -210,4 +212,69 @@ def update_package():
 def check_version(current_version, new_version):
  current_list = list(map(int, current_version.split(".")))
  new_list = list(map(int, new_version.split(".")))
- return (new_list > current_list)
+ return (new_list > current_list)
+
+@app.route("/packages/<namespace_name>/<package_name>", methods=["GET"])
+def get_package(namespace_name, package_name):
+ # Get namespace from namespace name.
+ namespace = db.namespaces.find_one({"namespace": namespace_name})
+
+ # Get package from a package_name and namespace's id.
+ package = db.packages.find_one({
+ "name": package_name, "namespace": namespace["_id"]
+ })
+
+ # Check if package is not found.
+ if not package:
+ return jsonify({"message": "Package not found", "code": 404})
+
+ else:
+ # Get the package author from id. 
+ package_author = db.users.find_one({"_id": package["author"]})
+
+ # Only latest version of the package will be sent as a response.
+ package_response_data = {
+ "name": package["name"],
+ "namespace": namespace["namespace"],
+ "latest_version_data": package["versions"][-1],
+ "author": package_author["name"],
+ "tags": package["tags"],
+ "license": package["license"],
+ "createdAt": package["createdAt"],
+ "version_history": package["versions"]
+ }
+
+ return jsonify({"data": package_response_data, "code": 200})
+
+@app.route("/packages/<namespace_name>/<package_name>/<version>", methods=["GET"])
+def get_package_from_version(namespace_name, package_name, version):
+ # Get namespace from namespace name.
+ namespace = db.namespaces.find_one({"namespace": namespace_name})
+
+ # Get package from a package_name, namespace's id and version.
+ package = db.packages.find_one({"name": package_name, "namespace": namespace["_id"], "versions.version": version})
+
+ # Check if package is not found.
+ if not package:
+ return jsonify({"message": "Package not found", "code": 404})
+
+ else:
+ # Get the package author from id. 
+ package_author = db.users.find_one({"_id": package["author"]})
+
+ # Extract version data from the list of versions.
+ version_history = package["versions"]
+ version_data = next(filter(lambda obj: obj['version'] == version, version_history), None)
+
+ # Only queried version should be sent as response.
+ package_response_data = {
+ "name": package["name"],
+ "namespace": namespace["namespace"],
+ "author": package_author["name"],
+ "tags": package["tags"],
+ "license": package["license"],
+ "createdAt": package["createdAt"],
+ "version_data": version_data
+ }
+
+ return jsonify({"data": package_response_data, "code": 200})