added new history paging functionality

Sources/App/Controllers/StatsController.swift

@@ -24,28 +24,71 @@ struct StatsController: RouteCollection {
         statsRoute.post("logMatch", use: logMatch)
 
         
+        statsRoute.get("history","page",":page", use: history)
         statsRoute.get("history", use: history)
 
 
 
     }
  
-    func deleteMatch(req: Request) throws -> EventLoopFuture<HTTPStatus> {
-        guard let id = req.parameters.get("id", as: UUID.self) else {
-            throw Abort(.badRequest)
+    
+    func history(req: Request) throws -> EventLoopFuture<MatchHistory> {
+        
+        if let page = req.parameters.get("page", as: Int.self)  {
+            
+            return  Match.query(on: req.db).count().flatMap { (totalMatches) -> EventLoopFuture<MatchHistory> in
+            
+                let startRecord =  min (page * 20 + 20, totalMatches)
+                let lastRecord = min (startRecord + 20, totalMatches)
+
+                
+                return Match.query(on: req.db).sort(\.$date, .descending).range(startRecord..<lastRecord).all().map { (matches) -> (MatchHistory) in
+                    
+                    return MatchHistory(total:totalMatches, matches: matches, hasMorePages: lastRecord < totalMatches)
+
+                }
+                
+            }
+        }
+        else {
+            
+            
+            
+            
+            return  Match.query(on: req.db).count().flatMap { (totalMatches) -> EventLoopFuture<MatchHistory> in
+            
+
+                return Match.query(on: req.db).sort(\.$date, .descending).limit(20).all().map { (matches) -> (MatchHistory) in
+                    
+                    return MatchHistory(total:totalMatches, matches: matches, hasMorePages: totalMatches > 20)
+
+                }
+                
             }
-        return Match.find(id, on: req.db)
-            .unwrap(or: Abort(.notFound))
-            .flatMap { $0.delete(on: req.db) }
-            .map { .ok }
         }
         
         
         
-    func history(req: Request) throws -> EventLoopFuture<[Match]> {
-        return Match.query(on: req.db).sort(\.$date, .descending).limit(20).all().map { (matches) -> ([Match]) in 
-            return matches
-        }
+        
+        
+//            let startRecord = page * 20
+//
+//
+//
+//
+//            if totalRecords.map
+//
+//
+//            return Match.query(on: req.db).sort(\.$date, .descending).range(startRecord...).all().map { (matches) -> ([Match]) in
+//                return matches
+//            }
+//        }
+//        else {
+//            return Match.query(on: req.db).sort(\.$date, .descending).limit(20).all().map { (matches) -> ([Match]) in
+//                return matches
+//            }
+//        }
+    
     }
     
     

Sources/App/Models/MatchHistory.swift

@@ -0,0 +1,23 @@
+//
+//  MatchHistory.swift
+//  App
+//
+//  Created by Michael Simard on 12/15/20.
+//
+
+import Foundation
+import Fluent
+import Vapor
+
+final class MatchHistory: Content {
+    var total:Int
+    var matches:[Match]
+    var hasMorePages:Bool
+    
+    init( total:Int, matches:[Match],hasMorePages:Bool) {
+        self.total = total; 
+        self.matches = matches
+        self.hasMorePages  = hasMorePages
+    }
+
+}