Merge branch 'master' of https://dev.sp-tarkov.com/SPT-AKI/Server

project/assets/configs/repair.json

@@ -11,6 +11,13 @@
         "kit": 0.6,
         "trader": 0.6
     },
+    "weaponTreatment": {
+        "critSuccessChance": 0.10,
+        "critSuccessAmount": 4,
+        "critFailureChance": 0.10,
+        "critFailureAmount": 4,
+        "pointGainMultiplier": 0.6
+    },
     "repairKit": {
         "armor": {
             "rarityWeight": {

project/src/helpers/QuestHelper.ts

@@ -8,7 +8,7 @@ import { QuestConditionHelper } from "@spt-aki/helpers/QuestConditionHelper";
 import { RagfairServerHelper } from "@spt-aki/helpers/RagfairServerHelper";
 import { TraderHelper } from "@spt-aki/helpers/TraderHelper";
 import { IPmcData } from "@spt-aki/models/eft/common/IPmcData";
-import { IQuestStatus } from "@spt-aki/models/eft/common/tables/IBotBase";
+import { Common, IQuestStatus } from "@spt-aki/models/eft/common/tables/IBotBase";
 import { Item } from "@spt-aki/models/eft/common/tables/IItem";
 import { AvailableForConditions, AvailableForProps, IQuest, Reward } from "@spt-aki/models/eft/common/tables/IQuest";
 import { IItemEventRouterResponse } from "@spt-aki/models/eft/itemEvent/IItemEventRouterResponse";
@@ -135,7 +135,7 @@ export class QuestHelper
      * @param skillName Name of skill to increase skill points of
      * @param progressAmount Amount of skill points to add to skill
      */
-    public rewardSkillPoints(sessionID: string, pmcData: IPmcData, skillName: string, progressAmount: number): void
+    public rewardSkillPoints(sessionID: string, pmcData: IPmcData, skillName: string, progressAmount: number, scaleToSkillLevel: boolean = false): void
     {
         const indexOfSkillToUpdate = pmcData.Skills.Common.findIndex(s => s.Id === skillName);
         if (indexOfSkillToUpdate === -1)
@@ -153,10 +153,66 @@ export class QuestHelper
             return;
         }
 
+        // Tarkov has special handling of skills under level 9 to scale them to the lower XP requirement
+        if (scaleToSkillLevel)
+        {
+            progressAmount = this.adjustSkillExpForLowLevels(profileSkill, progressAmount);
+        }
+
         profileSkill.Progress += progressAmount;
         profileSkill.LastAccess = this.timeUtil.getTimestamp();
     }
 
+    /**
+     * Adjust skill experience for low skill levels, mimicing the official client
+     * @param profileSkill the skill experience is being added to
+     * @param progressAmount the amount of experience being added to the skill
+     * @returns the adjusted skill progress gain
+     */
+    public adjustSkillExpForLowLevels(profileSkill: Common, progressAmount: number): number
+    {
+        let currentLevel = Math.floor(profileSkill.Progress / 100);
+
+        // Only run this if the current level is under 9
+        if (currentLevel >= 9)
+        {
+            return progressAmount;
+        }
+
+        // This calculates how much progress we have in the skill's starting level
+        let startingLevelProgress = (profileSkill.Progress % 100) * ((currentLevel + 1) / 10);
+
+        // The code below assumes a 1/10th progress skill amount
+        let remainingProgress = progressAmount / 10;
+
+        // We have to do this loop to handle edge cases where the provided XP bumps your level up
+        // See "CalculateExpOnFirstLevels" in client for original logic
+        let adjustedSkillProgress = 0;
+        while (remainingProgress > 0 && currentLevel < 9)
+        {
+            // Calculate how much progress to add, limiting it to the current level max progress
+            const currentLevelRemainingProgress = ((currentLevel + 1) * 10) - startingLevelProgress;
+            this.logger.debug(`currentLevelRemainingProgress: ${currentLevelRemainingProgress}`);
+            const progressToAdd = Math.min(remainingProgress, currentLevelRemainingProgress);
+            const adjustedProgressToAdd = (10 / (currentLevel + 1)) * progressToAdd;
+            this.logger.debug(`Progress To Add: ${progressToAdd}  Adjusted for level: ${adjustedProgressToAdd}`);
+
+            // Add the progress amount adjusted by level
+            adjustedSkillProgress += adjustedProgressToAdd;
+            remainingProgress -= progressToAdd;
+            startingLevelProgress = 0;
+            currentLevel++;
+        }
+
+        // If there's any remaining progress, add it. This handles if you go from level 8 -> 9
+        if (remainingProgress > 0)
+        {
+            adjustedSkillProgress += remainingProgress;
+        }
+
+        return adjustedSkillProgress;
+    }
+
     /**
      * Get quest name by quest id
      * @param questId id to get

project/src/models/spt/config/IRepairConfig.ts

@@ -12,6 +12,7 @@ export interface IRepairConfig extends IBaseConfig
     repairKitIntellectGainMultiplier: IIntellectGainValues
     //** How much INT can be given to player per repair action */
     maxIntellectGainPerRepair: IMaxIntellectGainValues;
+    weaponTreatment: IWeaponTreatmentRepairValues;
     repairKit: RepairKit
 }
 
@@ -27,6 +28,18 @@ export interface IMaxIntellectGainValues
     trader: number
 }
 
+export interface IWeaponTreatmentRepairValues
+{
+    /** The chance to gain more weapon maintenance skill */
+    critSuccessChance: number
+    critSuccessAmount: number
+    /** The chance to gain less weapon maintenance skill  */
+    critFailureChance: number
+    critFailureAmount: number
+    /** The multiplier used for calculating weapon maintenance XP */
+    pointGainMultiplier: number
+}
+
 export interface RepairKit
 {
     armor: BonusSettings

project/src/services/RepairService.ts

@@ -147,10 +147,11 @@ export class RepairService
         repairDetails: RepairDetails,
         pmcData: IPmcData): void
     {
-        if (this.itemHelper.isOfBaseclass(repairDetails.repairedItem._tpl, BaseClasses.WEAPON))
+        if (repairDetails.repairedByKit && this.itemHelper.isOfBaseclass(repairDetails.repairedItem._tpl, BaseClasses.WEAPON))
         {
-            const progress = this.databaseServer.getTables().globals.config.SkillsSettings.WeaponTreatment.SkillPointsPerRepair;
+            const skillPoints = this.getWeaponRepairSkillPoints(repairDetails);
-            this.questHelper.rewardSkillPoints(sessionId, pmcData, "WeaponTreatment", progress);
+
+            this.questHelper.rewardSkillPoints(sessionId, pmcData, "WeaponTreatment", skillPoints, true);
         }
 
         // Handle kit repairs of armor
@@ -167,7 +168,7 @@ export class RepairService
 
             const isHeavyArmor = itemDetails[1]._props.ArmorType === "Heavy";
             const vestSkillToLevel = (isHeavyArmor) ? "HeavyVests" : "LightVests";
-            const pointsToAddToVestSkill = repairDetails.repairAmount * this.repairConfig.armorKitSkillPointGainPerRepairPointMultiplier;
+            const pointsToAddToVestSkill = repairDetails.repairPoints * this.repairConfig.armorKitSkillPointGainPerRepairPointMultiplier;
 
             this.questHelper.rewardSkillPoints(sessionId, pmcData, vestSkillToLevel, pointsToAddToVestSkill);
         }
@@ -181,7 +182,7 @@ export class RepairService
                 : this.repairConfig.repairKitIntellectGainMultiplier.armor;
 
             // limit gain to a max value defined in config.maxIntellectGainPerRepair
-            intellectGainedFromRepair = Math.min(repairDetails.repairAmount * intRepairMultiplier, this.repairConfig.maxIntellectGainPerRepair.kit);
+            intellectGainedFromRepair = Math.min(repairDetails.repairPoints * intRepairMultiplier, this.repairConfig.maxIntellectGainPerRepair.kit);
         }
         else
         {
@@ -192,6 +193,43 @@ export class RepairService
         this.questHelper.rewardSkillPoints(sessionId, pmcData, SkillTypes.INTELLECT, intellectGainedFromRepair);
     }
 
+    /**
+     * Return an appromixation of the amount of skill points live would return for the given repairDetails
+     * @param repairDetails the repair details to calculate skill points for
+     * @returns the number of skill points to reward the user
+     */
+    protected getWeaponRepairSkillPoints(
+        repairDetails: RepairDetails): number
+    {
+        // This formula and associated configs is calculated based on 30 repairs done on live
+        // The points always came out 2-aligned, which is why there's a divide/multiply by 2 with ceil calls
+        const gainMult = this.repairConfig.weaponTreatment.pointGainMultiplier;
+
+        // First we get a baseline based on our repair amount, and gain multiplier with a bit of rounding
+        const step1 = Math.ceil(repairDetails.repairAmount / 2) * gainMult;
+
+        // Then we have to get the next even number
+        const step2 = Math.ceil(step1 / 2) * 2;
+
+        // Then multiply by 2 again to hopefully get to what live would give us
+        let skillPoints = step2 * 2;
+
+        // You can both crit fail and succeed at the same time, for fun (Balances out to 0 with default settings)
+        // Add a random chance to crit-fail
+        if (Math.random() <= this.repairConfig.weaponTreatment.critFailureChance)
+        {
+            skillPoints -= this.repairConfig.weaponTreatment.critFailureAmount;
+        }
+
+        // Add a random chance to crit-succeed
+        if (Math.random() <= this.repairConfig.weaponTreatment.critSuccessChance)
+        {
+            skillPoints += this.repairConfig.weaponTreatment.critSuccessAmount;
+        }
+        
+        return skillPoints;
+    }
+    
     /**
      * 
      * @param sessionId Session id
@@ -218,12 +256,13 @@ export class RepairService
         const itemsDb = this.databaseServer.getTables().templates.items;
         const itemToRepairDetails = itemsDb[itemToRepair._tpl];
         const repairItemIsArmor = (!!itemToRepairDetails._props.ArmorMaterial);
+        const repairAmount = repairKits[0].count / this.getKitDivisor(itemToRepairDetails, repairItemIsArmor, pmcData);
 
         this.repairHelper.updateItemDurability(
             itemToRepair,
             itemToRepairDetails,
             repairItemIsArmor,
-            repairKits[0].count / this.getKitDivisor(itemToRepairDetails, repairItemIsArmor, pmcData),
+            repairAmount,
             true,
             1,
             this.repairConfig.applyRandomizeDurabilityLoss);
@@ -244,9 +283,10 @@ export class RepairService
         }
 
         return {
+            repairPoints: repairKits[0].count,
             repairedItem: itemToRepair,
             repairedItemIsArmor: repairItemIsArmor,
-            repairAmount: repairKits[0].count,
+            repairAmount: repairAmount,
             repairedByKit: true
         };
     }
@@ -414,7 +454,7 @@ export class RepairService
 
         const skillLevel = Math.trunc((pmcData?.Skills?.Common?.find(s => s.Id === itemSkillType)?.Progress ?? 0) / 100);
 
-        const durabilityToRestorePercent = repairDetails.repairAmount / template._props.MaxDurability;
+        const durabilityToRestorePercent = repairDetails.repairPoints / template._props.MaxDurability;
         const durabilityMultiplier = this.getDurabilityMultiplier(receivedDurabilityMaxPercent, durabilityToRestorePercent);
 
         const doBuff = commonBuffMinChanceValue + commonBuffChanceLevelBonus * skillLevel * durabilityMultiplier;
@@ -483,6 +523,7 @@ export class RepairService
 export class RepairDetails
 {
     repairCost?: number;
+    repairPoints?: number;
     repairedItem: Item;
     repairedItemIsArmor: boolean;
     repairAmount: number;