API for ordered list for sell/buy

- The API for Listing sell/buy orders now returns ordered list of the queue (approx).
- list-buyorders, list-sellorders and list-trades API now accepts optional GET parameter 'asset'.
  . If passed, then orders/trades of only given asset will be returned.
  . If asset is not passed, then returns all asset by default as before.
- list buy/sell order API return max of 100 best orders
- list trade API return max of 1000 recent trades

docs/scripts/floExchangeAPI.js

@@ -541,9 +541,9 @@
         });
     }
 
-    exchangeAPI.getBuyList = function() {
+    exchangeAPI.getBuyList = function(asset = null) {
         return new Promise((resolve, reject) => {
-            fetch_api('/list-buyorders')
+            fetch_api('/list-buyorders' + (asset ? "?asset=" + asset : ""))
                 .then(result => responseParse(result)
                     .then(result => resolve(result))
                     .catch(error => reject(error)))
@@ -551,9 +551,9 @@
         });
     }
 
-    exchangeAPI.getSellList = function() {
+    exchangeAPI.getSellList = function(asset = null) {
         return new Promise((resolve, reject) => {
-            fetch_api('/list-sellorders')
+            fetch_api('/list-sellorders' + (asset ? "?asset=" + asset : ""))
                 .then(result => responseParse(result)
                     .then(result => resolve(result))
                     .catch(error => reject(error)))
@@ -561,9 +561,9 @@
         });
     }
 
-    exchangeAPI.getTradeList = function() {
+    exchangeAPI.getTradeList = function(asset = null) {
         return new Promise((resolve, reject) => {
-            fetch_api('/list-trades')
+            fetch_api('/list-trades' + (asset ? "?asset=" + asset : ""))
                 .then(result => responseParse(result)
                     .then(result => resolve(result))
                     .catch(error => reject(error)))

src/market.js

@@ -705,5 +705,8 @@ module.exports = {
     },
     set assetList(assets) {
         assetList = assets;
+    },
+    get assetList() {
+        return assetList
     }
 };

src/request.js

@@ -325,24 +325,65 @@ function GetLoginCode(req, res) {
 }
 
 function ListSellOrders(req, res) {
-    //TODO: Limit size (best)
+    if (!serving)
-    DB.query("SELECT * FROM SellOrder ORDER BY time_placed")
+        res.status(INVALID.e_code).send(INVALID_SERVER_MSG);
-        .then(result => res.send(result))
+    else {
-        .catch(error => res.status(INTERNAL.e_code).send("Try again later!"));
+        let asset = req.query.asset;
+        if (asset && !market.assetList.includes(asset))
+            res.status(INVALID.e_code).send("Invalid asset parameter");
+        else
+            DB.query("SELECT SellOrder.floID, SellOrder.asset, GREATEST(SellOrder.minPrice, SellChips.base) AS minPrice, SellOrder.quantity, SellOrder.time_placed FROM SellOrder" +
+                " INNER JOIN UserBalance ON UserBalance.floID = SellOrder.floID AND UserBalance.token = SellOrder.asset" +
+                " INNER JOIN SellChips ON SellChips.floID = SellOrder.floID AND SellChips.asset = SellOrder.asset" +
+                " LEFT JOIN UserTag ON UserTag.floID = SellOrder.floID" +
+                " LEFT JOIN TagList ON TagList.tag = UserTag.tag" +
+                " WHERE UserBalance.quantity >= SellOrder.quantity" +
+                (asset ? " AND SellOrder.asset = ?" : "") +
+                " GROUP BY SellOrder.id" +
+                " ORDER BY TagList.sellPriority DESC, SellChips.locktime ASC, SellOrder.time_placed ASC" +
+                " LIMIT 100", [asset || null])
+            .then(result => res.send(result))
+            .catch(error => res.status(INTERNAL.e_code).send("Try again later!"));
+    }
+
 }
 
 function ListBuyOrders(req, res) {
-    //TODO: Limit size (best)
+    if (!serving)
-    DB.query("SELECT * FROM BuyOrder ORDER BY time_placed")
+        res.status(INVALID.e_code).send(INVALID_SERVER_MSG);
-        .then(result => res.send(result))
+    else {
-        .catch(error => res.status(INTERNAL.e_code).send("Try again later!"));
+        let asset = req.query.asset;
+        if (asset && !market.assetList.includes(asset))
+            res.status(INVALID.e_code).send("Invalid asset parameter");
+        else
+            DB.query("SELECT BuyOrder.floID, BuyOrder.asset, BuyOrder.maxPrice, BuyOrder.quantity, BuyOrder.time_placed FROM BuyOrder" +
+                " INNER JOIN UserBalance ON UserBalance.floID = BuyOrder.floID AND UserBalance.token = ?" +
+                " LEFT JOIN UserTag ON UserTag.floID = BuyOrder.floID" +
+                " LEFT JOIN TagList ON TagList.tag = UserTag.tag" +
+                " WHERE UserBalance.quantity >= BuyOrder.maxPrice * BuyOrder.quantity" +
+                (asset ? " AND BuyOrder.asset = ?" : "") +
+                " GROUP BY BuyOrder.id" +
+                " ORDER BY TagList.buyPriority DESC, BuyOrder.time_placed ASC" +
+                " LIMIT 100", [floGlobals.currency, asset || null])
+            .then(result => res.send(result))
+            .catch(error => res.status(INTERNAL.e_code).send("Try again later!"));
+    }
 }
 
 function ListTradeTransactions(req, res) {
-    //TODO: Limit size (recent)
+    if (!serving)
-    DB.query("SELECT * FROM TradeTransactions ORDER BY tx_time DESC")
+        res.status(INVALID.e_code).send(INVALID_SERVER_MSG);
-        .then(result => res.send(result))
+    else {
-        .catch(error => res.status(INTERNAL.e_code).send("Try again later!"));
+        let asset = req.query.asset;
+        if (asset && !market.assetList.includes(asset))
+            res.status(INVALID.e_code).send("Invalid asset parameter");
+        else
+            DB.query("SELECT * FROM TradeTransactions" +
+                (asset ? " WHERE asset = ?" : "") +
+                " ORDER BY tx_time DESC LIMIT 1000", [asset || null])
+            .then(result => res.send(result))
+            .catch(error => res.status(INTERNAL.e_code).send("Try again later!"));
+    }
 }
 
 function GetRates(req, res) {