implement basic gacha ( no droprates yet)

BLHX.Server.Game/Managers/BuildManager.cs

@@ -0,0 +1,149 @@
+using BLHX.Server.Common.Proto.common;
+using System;
+
+using Microsoft.EntityFrameworkCore;
+using System.ComponentModel.DataAnnotations;
+using BLHX.Server.Common.Data;
+using BLHX.Server.Common.Database;
+using BLHX.Server.Common.Utils;
+using static System.Runtime.InteropServices.JavaScript.JSType;
+
+namespace BLHX.Server.Game.Managers {
+
+    public class BuildManager {
+
+        private static BuildManager instance = null;
+        private BuildManager() { }
+
+        public static BuildManager Instance {
+            get {
+                if (instance == null)
+                    instance = new BuildManager();
+
+                return instance;
+            }
+            set => instance = value;
+        }
+
+        public uint BuildCapacity { get; set; } = 10;
+
+        public List<BuildData> BuildData { get; set; } = [];
+
+        public bool BuildShip(uint buildId) {
+            DateTime time = DateTime.Now;
+            DateTime finishTime = time.AddSeconds(10); // TODO: figure out which cfg is this stored at
+
+            if (BuildData.Count + 1 > BuildCapacity)
+                return false;
+
+            BuildData.Add(new BuildData() {
+                Pos = (uint)BuildData.Count + 1,
+                Tid = 1, // no idea whats this
+                BuildId = buildId,
+                FinishTime = (uint)new DateTimeOffset(finishTime).ToUnixTimeSeconds(),
+                Time = (uint)new DateTimeOffset(time).ToUnixTimeSeconds(),
+            });
+
+            return true;
+        }
+
+        public bool BatchBuildShip(uint buildId, uint count) {
+            if (BuildData.Count + count > BuildCapacity)
+                return false;
+            
+            for (int i = 0; i < count; i++)
+                BuildShip(buildId);
+
+            return true;
+        }
+
+        public List<Shipinfo> GetBuildResults(List<uint> posList, uint playerUid) { // posList: build position list: so like 1, 2, 3, 4, 5
+            List<Shipinfo> buildResults = new List<Shipinfo>();
+
+            foreach (uint buildPosId in posList) {
+                BuildData buildData = BuildData[(int)buildPosId - 1];
+
+                Shipinfo receivedShip = CreateShipFromId(HandleGacha(buildData.BuildId), playerUid).ToProto();
+
+                buildResults.Add(receivedShip);
+            }
+
+            return buildResults;
+        }
+
+        public List<Shipinfo> GetAllBuildResults(uint playerUid) {
+            List<uint> posListAll = new List<uint>();
+
+            for (int i = 1; i <= BuildCapacity; i++)
+                posListAll.Add((uint)i);
+
+            return GetBuildResults(posListAll, playerUid);
+        }
+
+        public uint HandleGacha(uint bannerId) { // for now i changed the entire pool of bannerId = 2 to URs
+            uint[] characterPool = Data.ActivityShipCreate[bannerId].PickupList;
+
+            int resultRarity = RNG.NextShipRarity();
+            // handle gacha rates here
+
+            return characterPool[RNG.Next(characterPool.Length)];
+        }
+
+        // ayo who named these two :skull: 
+        public List<BLHX.Server.Common.Proto.p12.BuildInfo> ToInfoLists() {
+            return BuildData.Select(data => new BLHX.Server.Common.Proto.p12.BuildInfo() { Pos = data.Pos, Tid = data.Tid }).ToList();
+        }
+
+        // this one is not capitalized Build(i)nfo
+        public List<BLHX.Server.Common.Proto.common.Buildinfo> ToBuildInfoes() {
+            return BuildData.Select(data => new BLHX.Server.Common.Proto.common.Buildinfo() { BuildId = data.BuildId, FinishTime = data.FinishTime, Time = data.Time,}).ToList();
+        }
+
+        public void ClearBuilds() {
+            BuildData.Clear();
+        }
+
+        public static ShipDataStatistics GetShipInfoFromId(uint shipId) {
+            return Data.ShipDataStatistics[(int)shipId];
+        }
+
+        public static PlayerShip CreateShipFromId(uint shipId, uint playerUid) {
+            if (!Data.ShipDataTemplate.TryGetValue((int)shipId, out var shipTemplate))
+                throw new InvalidDataException($"Ship template {shipId} not found!");
+
+            var ship = new PlayerShip() {
+                TemplateId = shipId,
+                Level = 1,
+                EquipInfoLists = [
+                    new EquipskinInfo() { Id = shipTemplate.EquipId1 },
+                    new EquipskinInfo() { Id = shipTemplate.EquipId2 },
+                    new EquipskinInfo() { Id = shipTemplate.EquipId3 },
+                    new EquipskinInfo(),
+                    new EquipskinInfo(),
+                ],
+                Energy = shipTemplate.Energy,
+                SkillIdLists = shipTemplate.BuffList.Select(x => new Shipskill() { SkillId = x, SkillLv = 1 }).ToList(),
+                Intimacy = 5000,
+
+                PlayerUid = playerUid
+            };
+
+            return ship;
+        }
+
+    }
+
+    [PrimaryKey(nameof(Pos))]
+    public class BuildData {
+        [Key]
+        public uint Pos { get; set; }
+
+        public uint Tid { get; set; }
+
+        public uint Time { get; set; }
+
+        public uint FinishTime { get; set; }
+
+        public uint BuildId { get; set; }
+    }
+}