From 57c4bf2c38700a71bf05558de5e1d6066f0c116b Mon Sep 17 00:00:00 2001
From: Oliver Boehlk <ollitobiasb@gmail.com>
Date: Fri, 29 May 2020 19:26:11 +0200
Subject: [PATCH] add amount endpoints

---
 backend/index.js | 90 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 90 insertions(+)

diff --git a/backend/index.js b/backend/index.js
index b400f1f..8b8ed01 100644
--- a/backend/index.js
+++ b/backend/index.js
@@ -226,6 +226,33 @@ app.get('/API/price/day', function (req, res) {
         return res.status(status.BAD_REQUEST).send("invalid data provided");
 });
 
+app.get('/API/amount/day', function (req, res) {
+    const kind = parseInt(req.query.kind);
+    if (Number.isInteger(kind)) {
+        //Mock Data:
+        if (kind === -1 || DEBUG) return res.send(mockDataDay);
+
+        if (kind >= 1 && kind <= 113) {
+            var dayend = new Date().toMysqlFormat();
+            var daybegin = new Date();
+            daybegin.setDate(daybegin.getDate() - 1);
+            daybegin = daybegin.toMysqlFormat();
+            const querystring = `SELECT time, quality, amount FROM marketcap WHERE kind = ${kind} AND time > "${daybegin}" AND time < "${dayend}" ORDER BY time, quality`;
+            connection.query(querystring, function (error, results, fields) {
+                if (error) {
+                    return res.status(status.INTERNAL_SERVER_ERROR).send("database connection failed");
+                }
+                return res.send(results);
+            });
+        }
+        else
+            return res.status(status.BAD_REQUEST).send("invalid data range provided");
+
+    }
+    else
+        return res.status(status.BAD_REQUEST).send("invalid data provided");
+});
+
 app.get('/API/price/week', function (req, res) {
     const kind = parseInt(req.query.kind);
     if (Number.isInteger(kind)) {
@@ -259,6 +286,39 @@ app.get('/API/price/week', function (req, res) {
         return res.status(status.BAD_REQUEST).send("invalid data provided");
 });
 
+app.get('/API/amount/week', function (req, res) {
+    const kind = parseInt(req.query.kind);
+    if (Number.isInteger(kind)) {
+        //Mock Data:
+        if (kind === -1 || DEBUG) return res.send(mockDataWeek);
+
+        if (kind >= 1 && kind <= 113) {
+            var day = new Date();
+            day.setDate(day.getDate() - 6)
+            var querying = "";
+            for (let i = 0; i < 7; i++) {
+                let currentday = day.toMysqlFormat().split(" ")[0];
+                querying += `SELECT "${currentday + " 3:00:00"}" as time,kind,quality,AVG(amount) as amount FROM marketcap WHERE kind = ${kind} AND TIME > "${currentday} 00:00:00" AND TIME <= "${currentday} 05:59:59" GROUP BY kind,quality UNION `;
+                querying += `SELECT "${currentday + " 09:00:00"}" as time,kind,quality,AVG(amount) as amount FROM marketcap WHERE kind = ${kind} AND TIME > "${currentday} 6:00:00" AND TIME <= "${currentday} 11:59:59" GROUP BY kind,quality UNION `;
+                querying += `SELECT "${currentday + " 15:00:00"}" as time,kind,quality,AVG(amount) as amount FROM marketcap WHERE kind = ${kind} AND TIME > "${currentday} 12:00:00" AND TIME <= "${currentday} 17:59:59" GROUP BY kind,quality UNION `;
+                querying += `SELECT "${currentday + " 21:00:00"}" as time,kind,quality,AVG(amount) as amount FROM marketcap WHERE kind = ${kind} AND TIME > "${currentday} 18:00:00" AND TIME <= "${currentday} 23:59:59" GROUP BY kind,quality ${i === 6 ? "" : "UNION"} `;
+                day.setDate(day.getDate() + 1);
+            }
+            connection.query(querying, function (error, results, fields) {
+                if (error) {
+                    return res.status(status.INTERNAL_SERVER_ERROR).send("database connection failed");
+                }
+                return res.send(results);
+            });
+        }
+        else
+            return res.status(status.BAD_REQUEST).send("invalid data range provided");
+
+    }
+    else
+        return res.status(status.BAD_REQUEST).send("invalid data provided");
+});
+
 app.get('/API/price/month', function (req, res) {
     const kind = parseInt(req.query.kind);
     if (Number.isInteger(kind)) {
@@ -289,6 +349,36 @@ app.get('/API/price/month', function (req, res) {
         return res.status(status.BAD_REQUEST).send("invalid data provided");
 });
 
+app.get('/API/amount/month', function (req, res) {
+    const kind = parseInt(req.query.kind);
+    if (Number.isInteger(kind)) {
+        //Mock Data:
+        if (kind === -1 || DEBUG) return res.send(mockDataMonth);
+
+        if (kind >= 1 && kind <= 113) {
+            var day = new Date();
+            day.setDate(day.getDate() - 29);
+            var querying = "";
+            for (let i = 0; i < 30; i++) {
+                let currentday = day.toMysqlFormat().split(" ")[0];
+                querying += `SELECT "${currentday}" as time,kind,quality,AVG(amount) as amount FROM marketcap WHERE kind = ${kind} AND TIME >= "${currentday} 00:00:00" AND TIME <= "${currentday} 23:59:59" GROUP BY kind,quality ${i === 29 ? "" : "UNION"} `;
+                day.setDate(day.getDate() + 1);
+            }
+            connection.query(querying, function (error, results, fields) {
+                if (error) {
+                    return res.status(status.INTERNAL_SERVER_ERROR).send("database connection failed");
+                }
+                return res.send(results);
+            });
+        }
+        else
+            return res.status(status.BAD_REQUEST).send("invalid data range provided");
+
+    }
+    else
+        return res.status(status.BAD_REQUEST).send("invalid data provided");
+});
+
 app.get('/API/resourcelist', function (req, res) {
     return res.send(resourceList);
 });