Added docker compose and removed redux

.gitignore

@@ -1,2 +1,4 @@
 node_modules/
-.env.development
+.env
+build/
+.vscode/

Dockerfile

@@ -16,7 +16,7 @@ WORKDIR /server
 
 COPY --from=react-build /app/build build/
 
-COPY main.go go.mod go.sum ./
+COPY main.go tokenHandler.go go.mod go.sum ./
 
 RUN go mod download
 

docker-compose.yml

@@ -0,0 +1,8 @@
+version: '3'
+services:
+  web:
+    build: .
+    ports:
+     - "3000:3000"
+    env_file:
+     - ./.env

go.sum

@@ -1,3 +1,4 @@
+github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/elazarl/go-bindata-assetfs v1.0.0/go.mod h1:v+YaWX3bdea5J/mo8dSETolEo7R71Vk1u8bnjau5yw4=
 github.com/gin-contrib/sse v0.0.0-20170109093832-22d885f9ecc7 h1:AzN37oI0cOS+cougNAV9szl6CVoj2RYwzS3DpUQNtlY=
@@ -13,10 +14,13 @@ github.com/mattn/go-isatty v0.0.4 h1:bnP0vzxcAdeI1zdubAl5PjU6zsERjGZb7raWodagDYs
 github.com/mattn/go-isatty v0.0.4/go.mod h1:M+lRXTBqGeGNdLjl/ufCoiOlB5xdOkqRJdNxMWT7Zi4=
 github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
 github.com/modern-go/reflect2 v1.0.1/go.mod h1:bx2lNnkwVCuqBIxFjflWJWanXIb3RllmbCylyMrvgv0=
+github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/stretchr/testify v1.2.2 h1:bSDNvY7ZPG5RlJ8otE/7V6gMiyenm9RtJ7IUVIAoJ1w=
 github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
 github.com/ugorji/go/codec v0.0.0-20181209151446-772ced7fd4c2 h1:EICbibRW4JNKMcY+LsWmuwob+CRS1BmdRdjphAm9mH4=
 github.com/ugorji/go/codec v0.0.0-20181209151446-772ced7fd4c2/go.mod h1:VFNgLljTbGfSG7qAOspJ7OScBnGdDN/yBr0sguwnwf0=
+golang.org/x/net v0.0.0-20181220203305-927f97764cc3 h1:eH6Eip3UpmR+yM/qI9Ijluzb1bNv/cAU/n+6l8tRSis=
 golang.org/x/net v0.0.0-20181220203305-927f97764cc3/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
 golang.org/x/sync v0.0.0-20181221193216-37e7f081c4d4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sys v0.0.0-20181221143128-b4a75ba826a6/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=

main.go

@@ -1,17 +1,25 @@
 package main
 
 import (
+	"fmt"
+	"os"
+
 	"github.com/gin-contrib/static"
 	"github.com/gin-gonic/gin"
 )
 
+func noRouteHandler(c *gin.Context) {
+	c.File("./build/index.html")
+}
+
 func main() {
+	fmt.Printf("Client id -> %s", os.Getenv("CLIENT_ID"))
 	r := gin.Default()
 
-	r.Use(static.Serve("/", static.LocalFile("build/", false)))
-	r.GET("/ping", func(c *gin.Context) {
-		c.String(200, "test")
-	})
+	r.Use(static.Serve("/", static.LocalFile("./build", true)))
+	api := r.Group("/api")
+	api.POST("/generate_token", tokenHandler)
+	r.NoRoute(noRouteHandler)
 
-	r.Run(":8080")
+	r.Run(":3000")
 }

package.json

@@ -9,14 +9,11 @@
     "@types/react-dom": "16.8.3",
     "@types/react-router": "^4.4.5",
     "@types/react-router-dom": "^4.3.2",
-    "@types/redux": "^3.6.0",
     "react": "^16.8.6",
     "react-dom": "^16.8.6",
     "react-router": "^5.0.0",
     "react-router-dom": "^5.0.0",
     "react-scripts": "2.1.8",
-    "redux": "^4.0.1",
-    "redux-react-hook": "^3.3.1",
     "typescript": "3.4.2"
   },
   "scripts": {

src/App.tsx

@@ -1,21 +1,18 @@
 import React, { useState } from 'react';
 import { BrowserRouter as Router, Route, Link } from "react-router-dom";
-import { StoreContext } from 'redux-react-hook';
 import Login from './Login'
 import Home from './Home'
 import Redirect from './Redirect'
-import { makeStore } from './store';
 
 const App = () => {
-  const store = makeStore();
   return (
-    <StoreContext.Provider value={store}>
-      <Router>
+    <Router>
+      <div>
         <Route path="/" exact component={Login} />
-        <Route path="/login-success" exact component={Redirect} />
-        <Route path="/home" exact component={Home} />
-      </Router>
-    </StoreContext.Provider>
+        <Route path="/login-success" component={Redirect} />
+        <Route path="/home" component={Home} />
+      </div>
+    </Router>
   );
 }
 

src/Login.tsx

@@ -7,7 +7,7 @@ const Login = () => {
 
   const openPopup = () => {
     const url = 'https://www.reddit.com/api/v1/authorize' +
-      `?client_id=CLIENT_ID` +
+      `?client_id=YdNu-wlTwwHI6A` +
       `&response_type=code` +
       `&state=${new Date().valueOf().toString()}` +
       `&redirect_uri=http://localhost:3000/login-success` +

src/Redirect.tsx

@@ -7,13 +7,9 @@ const LoginSuccess = (props: any) => {
   useEffect(() => {
     let params = new URLSearchParams(props.location.search)
     const authToken = params.get('code')
-    fetch(`https://www.reddit.com/api/v1/access_token?grant_type=authorization_code&code=${authToken}&redirect_uri=http://localhost:3000/login-success`, {
+    fetch(`/api/generate_token`, {
       method: 'POST',
-      // mode: "no-cors",
-      // body: `grant_type=authorization_code&code=${authToken}&redirect_uri=http://localhost:3000/login-success`,
-      headers: {
-        Authorization: `Basic ${btoa('CLIENT_ID:CLIENT_SECRET')}`
-      }
+      body: JSON.stringify({ code: authToken })
     })
       .then(res => res.json())
       .then((response) => {

src/index.tsx

@@ -3,13 +3,5 @@ import ReactDOM from "react-dom";
 import Application from './App';
 import "./styles.css";
 
-function App() {
-  return (
-    <div className="App">
-      <Application />
-    </div>
-  );
-}
-
 const rootElement = document.getElementById("root");
-ReactDOM.render(<App />, rootElement);
+ReactDOM.render(<Application />, rootElement);

tokenHandler.go

@@ -0,0 +1,67 @@
+package main
+
+import (
+	"bytes"
+	"encoding/base64"
+	"encoding/json"
+	"net/http"
+	"net/url"
+	"os"
+	"strings"
+
+	"github.com/gin-gonic/gin"
+)
+
+type tokenRequestParams struct {
+	Code string `json:"code"`
+}
+
+func tokenHandler(c *gin.Context) {
+	var reqParams tokenRequestParams
+
+	if err := c.ShouldBindJSON(&reqParams); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+
+	client := &http.Client{}
+	data := url.Values{}
+	redirectURL := "http://localhost:3000/login-success"
+	data.Set("grant_type", "authorization_code")
+	data.Add("code", reqParams.Code)
+	data.Add("redirect_uri", redirectURL)
+	u, _ := url.ParseRequestURI("https://www.reddit.com")
+	u.Path = "/api/v1/access_token/"
+	urlString := u.String()
+	req, e := http.NewRequest("POST", urlString, bytes.NewBufferString(data.Encode()))
+
+	if e != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": e})
+	}
+
+	authValue := strings.Join([]string{os.Getenv("CLIENT_ID"), os.Getenv("CLIENT_SECRET")}, ":")
+	basicToken := strings.Join([]string{"Basic", base64.StdEncoding.EncodeToString([]byte(authValue))}, " ")
+	req.Header.Set("Content-Type", "application/x-www-form-urlencoded; param=value")
+	req.Header.Set("Authorization", basicToken)
+	req.Header.Set("User-Agent", "leerlo v0.0.1 (by /u/aravind741)")
+	res, e := client.Do(req)
+	if e != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": e})
+	}
+
+	if res.StatusCode != http.StatusOK {
+		c.JSON(http.StatusUnauthorized, gin.H{})
+	}
+
+	var result map[string]interface{}
+	json.NewDecoder(res.Body).Decode(&result)
+
+	if result["access_token"] == nil {
+		c.JSON(http.StatusUnauthorized, gin.H{})
+	} else {
+		c.JSON(http.StatusOK, gin.H{
+			"access_token":  result["access_token"],
+			"refresh_token": result["refresh_token"],
+		})
+	}
+}