Implement basic user endpoint

.gitignore

@@ -49,4 +49,6 @@ build-iPhoneSimulator/
 # .ruby-gemset
 
 # unless supporting rvm < 1.11.0 or doing something fancy, ignore this:
-.rvmrc
+.rvmrc
+
+db.json

Gemfile

@@ -1,2 +1,3 @@
 source "https://rubygems.org"
 gem "roda"
+gem "puma"

Gemfile.lock

@@ -1,6 +1,7 @@
 GEM
   remote: https://rubygems.org/
   specs:
+    puma (3.12.0)
     rack (2.0.5)
     roda (3.13.0)
       rack
@@ -9,6 +10,7 @@ PLATFORMS
   ruby
 
 DEPENDENCIES
+  puma
   roda
 
 BUNDLED WITH

README.md

@@ -5,6 +5,53 @@ fufill all your goalsetting and project completion needs. Whether you need
 to finish a research paper or learn a new language.
 
 ## Usage
+Download the repository
+```bash
+git clone https://github.com/coolfriends/goforthegoal-backend.git
+```
+
+Install ruby deps
+```bash
+bundle install
+```
+
+Check the available Rake tasks
+```bash
+rake -T
+```
+
+Create an empty DB
+```bash
+rake db.json
+```
+
+Start the server
+```bash
+sudo bundle exec puma config.ru -p 80 
+```
+
+Create a new user (this stores in plaintext for now)
+```
+curl -d '{"email":"kyri", "password":" wow"}' \ 
+     -H "Content-Type: application/json" \
+     -X POST http://localhost:80/api/v1/users 
+```
+
+Get all users
+```
+curl http://localhost:80/api/v1/users
+```
+
+Get one user
+```
+curl http://localhost:80/api/v1/users/kyri
+```
+
+Regenerate the DB
+```
+rm db.json
+rake db.json
+```
 
 ## Development
 

Rakefile

@@ -0,0 +1,15 @@
+#!/usr/bin/env rake
+# Rakefile
+require 'json'
+
+task :app do
+  require "./app"
+end
+
+desc 'Create a DB file'
+file 'db.json' do
+  empty_db = {
+    users: []
+  }
+  File.write 'db.json', empty_db.to_json
+end

app.rb

@@ -0,0 +1,42 @@
+# app.rb
+require 'roda'
+require 'logger'
+require 'json'
+
+
+class App < Roda
+  plugin :json
+
+  db = JSON.parse(File.read('db.json'))
+  users = db['users']
+  route do |r|
+    # /api
+    r.on 'api' do
+      # /api/v1
+      r.on 'v1' do
+        # /api/v1/users
+        r.on 'users' do
+          # GET /api/v1/users/{email}
+          r.get String do |email|
+            user = users.find { |u| u['email'] == email }
+            { user: user }
+          end
+          # GET /api/v1/users
+          r.get do
+            users
+          end
+          # POST /api/v1/users
+          r.post do
+            j = JSON.parse r.body.read
+            users << {
+              email: j['email'],
+              password: j['password']
+            }
+            File.write('db.json', db.to_json)
+            { status: 'Success', email: j['email'] }
+          end
+        end
+      end
+    end
+  end
+end

config.ru

@@ -0,0 +1,3 @@
+# config.ru
+require './app'
+run App