From 78115d153d12c3865f6511046cbd9dd74525deb6 Mon Sep 17 00:00:00 2001
From: Anoop Chandran <anoopkcn@gmail.com>
Date: Wed, 11 Mar 2020 20:11:55 +0100
Subject: [PATCH] Create .mse file at $HOME if it doesn't exist

---
 src/components/App.jsx   |   2 +-
 src/components/Nodes.jsx |  21 ++++----
 src/lib/global.js        | 105 +++++++++++----------------------------
 3 files changed, 39 insertions(+), 89 deletions(-)

diff --git a/src/components/App.jsx b/src/components/App.jsx
index 9736392..5b466ea 100644
--- a/src/components/App.jsx
+++ b/src/components/App.jsx
@@ -134,7 +134,6 @@ export default function App() {
       setAppName(arg.appName);
       setAppVersion(arg.appVersion);
     });
-    readConfig();
   }, []);
 
   const classes = useStyles();
@@ -163,6 +162,7 @@ export default function App() {
   }
 
   console.log(appName, appVersion);
+  readConfig();
 
   let windowView;
   if (isDashboard) {
diff --git a/src/components/Nodes.jsx b/src/components/Nodes.jsx
index 452e38e..87fa6cd 100644
--- a/src/components/Nodes.jsx
+++ b/src/components/Nodes.jsx
@@ -51,7 +51,6 @@ const useStyles = makeStyles(theme => ({
 export default function Nodes() {
   const [data, setData] = useState({});
   const [isLoaded, setLoaded] = useState(false);
-  const [isDatabase, setDatabase] = useState(true);
   const isRemoteDB = false
 
   //for split button
@@ -72,9 +71,9 @@ export default function Nodes() {
     if (isActive) return "secondary";
   };
 
-  const activateDatabase = () => {
-    setDatabase(true);
-  };
+  // const activateDatabase = () => {
+  //   setDatabase(true);
+  // };
 
   const handleMenuItemClick = (event, index) => {
     setSelectedIndex(index);
@@ -101,7 +100,7 @@ export default function Nodes() {
   useEffect(() => {
     let didCancel = false;
     async function fetchData() {
-      if (isDatabase) {
+      if (db !=null) {
         db.query(queryText, (err, res) => {
           if (!err && !didCancel) {
             setData(res.rows);
@@ -111,7 +110,7 @@ export default function Nodes() {
       }
     }
 
-    if (isDatabase) {
+    if (db != null) {
       fetchData();
       if (isIntervel) {
         setInterval(() => {
@@ -122,18 +121,18 @@ export default function Nodes() {
     return () => {
       didCancel = true;
     };
-  }, [isDatabase, fetchInterval, isIntervel]);
+  }, [fetchInterval, isIntervel]);
 
   let nodesTable;
   if (isLoaded && data) {
-    if (isDatabase === false) {
+    if (db == null) {
       nodesTable = (
         <div>
           You have to set the path to aiida config and start the postgress
           server or start remote REST API connection on port 5791{" "}
         </div>
       );
-    } else if (isDatabase && !data.data) {
+    } else if (!data.data) {
       nodesTable = <NodesTable data={data} detailsPanel={isIntervel} />;
     } else {
       nodesTable = (
@@ -171,9 +170,9 @@ export default function Nodes() {
                     disableRipple={true}
                     variant="outlined"
                     className={classes.button}
-                    onClick={activateDatabase}
+                    // onClick={activateDatabase}
                   >
-                    <BallotIcon color={activeColor(isDatabase)} />
+                    <BallotIcon color={activeColor(db)} />
                   </Button>
                   <Button
                     disableRipple={true}
diff --git a/src/lib/global.js b/src/lib/global.js
index b2dd50e..fa72546 100644
--- a/src/lib/global.js
+++ b/src/lib/global.js
@@ -1,24 +1,37 @@
-import { channels } from "../shared/constants";
-import { utils } from "./utils";
-
 const os = window.require("os");
 const fs = window.require("fs");
-const net = window.require("net");
 const { Pool } = window.require("pg");
 
-const { ipcRenderer } = window;
-
 export const HOME_DIR = os.homedir();
 export const CONFIG_FILE = `${HOME_DIR}/.mse`;
-export const PORT = 5791;
-export const AIIDA_RESTAPI_URL = `http://localhost:${PORT}/api/v4`;
-export const VERDI = readConfig("python_env")
-  ? `${readConfig("python_env")}/bin/verdi`
-  : null;
-export const AIIDA_CONFIG_FILE = readConfig("aiida_dir")
-  ? `${readConfig("aiida_dir")}/config.json`
-  : null; //`${HOME_DIR}/.aiida/config.json`
-export var db;
+export var db =null;
+
+export function readConfig() {
+  let fd;
+  var py_config
+  try {
+    fd = fs.openSync(CONFIG_FILE, 'wx+');
+    fs.appendFileSync(fd, `{ "python_env": "${HOME_DIR}/.virtualenvs/aiida", "aiida_config": "${HOME_DIR}/.aiida/config.json" }`, 'utf8');
+  } catch (err) {
+    //console.log('Config file already exists')
+  } finally {
+    if (fd !== undefined) fs.closeSync(fd);
+  }
+  var data = fs.readFileSync(CONFIG_FILE, "utf-8");
+  if (data) {
+    try {
+      py_config = JSON.parse(data);
+    } catch (e) {
+      py_config = null
+      alert(e);
+    }
+  }
+  return py_config
+}
+
+var py_config = readConfig()
+export const VERDI = py_config ? `${py_config['python_env']}/bin/verdi` : null;
+export const AIIDA_CONFIG_FILE = py_config ? `${py_config['aiida_config']}` : null;
 
 var data;
 if (AIIDA_CONFIG_FILE) {
@@ -28,68 +41,6 @@ if (AIIDA_CONFIG_FILE) {
 }
 export const db_profile = data ? JSON.parse(data) : null;
 
-ipcRenderer.send(channels.PORT_MESSAGE, PORT);
-
-export const configTemplate = `
-{
-    "python_env": "",
-    "aiida_dir": ""
-}
-`;
-
-export function writeConfig() {
-  fs.access(CONFIG_FILE, fs.F_OK, err => {
-    if (err) {
-      fs.writeFile(CONFIG_FILE, configTemplate);
-      return;
-    }
-  });
-}
-
-export function readConfig(property) {
-  var data = fs.readFileSync(CONFIG_FILE, "utf-8");
-  var config = JSON.parse(data);
-  if (config[property]) {
-    return config[property];
-  } else {
-    return null;
-  }
-}
-
-// ipcRenderer.on(channels.PORT_MESSAGE, (event, arg) => {
-//     ipcRenderer.removeAllListeners(channels.PORT_MESSAGE);
-//     console.log(arg)
-// });
-
-export function startRestAPI() {
-  // TODO:: Find if the REST API is running on port PORT if not start the API...
-  // ... and send PID to main else send the pid of the running API to the main process
-  //
-  //
-  var tester = net
-    .createServer()
-    .once("error", err => {
-      return `Port ${PORT} is occupied`;
-    })
-    .once("listening", () => {
-      tester
-        .once("close", () => {
-          if (VERDI) {
-            utils.spawn(`${VERDI}`, ["restapi", "-P", `${PORT}`], {
-              detached: true,
-              windowsHide: true,
-              stdio: "ignore"
-            });
-            return "Server Started";
-          } else {
-            return "Could not start the REST API";
-          }
-        })
-        .close();
-    })
-    .listen(PORT);
-}
-
 if (db_profile) {
   const pool = new Pool({
     user: db_profile.profiles[db_profile.default_profile].AIIDADB_USER,