feat: activate riven mod (get a random challenge) #721
							
								
								
									
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								package-lock.json
									
									
									
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										8
									
								
								package-lock.json
									
									
									
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							@ -12,7 +12,7 @@
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        "copyfiles": "^2.4.1",
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        "express": "^5",
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        "mongoose": "^8.9.2",
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        "warframe-public-export-plus": "^0.5.19",
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        "warframe-public-export-plus": "^0.5.21",
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        "warframe-riven-info": "^0.1.2",
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        "winston": "^3.17.0",
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        "winston-daily-rotate-file": "^5.0.0"
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@ -3778,9 +3778,9 @@
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      }
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    },
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    "node_modules/warframe-public-export-plus": {
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      "version": "0.5.19",
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      "resolved": "https://registry.npmjs.org/warframe-public-export-plus/-/warframe-public-export-plus-0.5.19.tgz",
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      "integrity": "sha512-ERCPAe4ojJXts6tyNPBvNsFcgAwJuV3M04iDfXhudJfpJrg0qseDO4AExjSyFo+WUvKoWROMCy9dCRzxIbNATw=="
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      "version": "0.5.21",
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      "resolved": "https://registry.npmjs.org/warframe-public-export-plus/-/warframe-public-export-plus-0.5.21.tgz",
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      "integrity": "sha512-06k63L99wfX+lPx7ReYzGiMK/7NtNEiO97r+kemrtn4QIEKCfvBvmKiJcYbkSo79x35CQ+6FQfMtDilf6DGz6Q=="
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    },
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    "node_modules/warframe-riven-info": {
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      "version": "0.1.2",
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@ -16,7 +16,7 @@
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    "copyfiles": "^2.4.1",
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    "express": "^5",
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    "mongoose": "^8.9.2",
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    "warframe-public-export-plus": "^0.5.19",
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    "warframe-public-export-plus": "^0.5.21",
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    "warframe-riven-info": "^0.1.2",
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    "winston": "^3.17.0",
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    "winston-daily-rotate-file": "^5.0.0"
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										98
									
								
								src/controllers/api/activateRandomModController.ts
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										98
									
								
								src/controllers/api/activateRandomModController.ts
									
									
									
									
									
										Normal file
									
								
							@ -0,0 +1,98 @@
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import { getJSONfromString } from "@/src/helpers/stringHelpers";
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import { addMods, getInventory } from "@/src/services/inventoryService";
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import { getAccountIdForRequest } from "@/src/services/loginService";
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import { getRandomElement, getRandomInt, getRandomReward, IRngResult } from "@/src/services/rngService";
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import { logger } from "@/src/utils/logger";
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import { RequestHandler } from "express";
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import { ExportUpgrades } from "warframe-public-export-plus";
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export const activateRandomModController: RequestHandler = async (req, res) => {
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    const accountId = await getAccountIdForRequest(req);
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    const inventory = await getInventory(accountId);
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    const request = getJSONfromString(String(req.body)) as IActiveRandomModRequest;
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    addMods(inventory, [
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        {
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            ItemType: request.ItemType,
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            ItemCount: -1
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        }
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    ]);
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    const rivenType = getRandomElement(rivenRawToRealWeighted[request.ItemType]);
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    const challenge = getRandomElement(ExportUpgrades[rivenType].availableChallenges!);
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    const fingerprintChallenge: IRandomModChallenge = {
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        Type: challenge.fullName,
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        Progress: 0,
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        Required: getRandomInt(challenge.countRange[0], challenge.countRange[1])
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    };
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| 
					
	
	
	
	
	
	
	
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    if (Math.random() < challenge.complicationChance) {
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        const complicationsAsRngResults: IRngResult[] = [];
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        for (const complication of challenge.complications) {
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            complicationsAsRngResults.push({
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                type: complication.fullName,
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                itemCount: 1,
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                probability: complication.weight
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            });
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        }
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        fingerprintChallenge.Complication = getRandomReward(complicationsAsRngResults)!.type;
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        logger.debug(
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            `riven rolled challenge ${fingerprintChallenge.Type} with complication ${fingerprintChallenge.Complication}`
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        );
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        const complication = challenge.complications.find(x => x.fullName == fingerprintChallenge.Complication)!;
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        fingerprintChallenge.Required *= complication.countMultiplier;
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    } else {
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        logger.debug(`riven rolled challenge ${fingerprintChallenge.Type}`);
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    }
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    const upgradeIndex =
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        inventory.Upgrades.push({
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            ItemType: rivenType,
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            UpgradeFingerprint: JSON.stringify({ challenge: fingerprintChallenge })
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        }) - 1;
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    await inventory.save();
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    res.json({
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        NewMod: inventory.Upgrades[upgradeIndex].toJSON()
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    });
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};
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interface IActiveRandomModRequest {
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    ItemType: string;
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}
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interface IRandomModChallenge {
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    Type: string;
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    Progress: number;
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    Required: number;
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    Complication?: string;
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}
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const rivenRawToRealWeighted: Record<string, string[]> = {
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    "/Lotus/Upgrades/Mods/Randomized/RawArchgunRandomMod": [
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        "/Lotus/Upgrades/Mods/Randomized/LotusArchgunRandomModRare"
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    ],
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    "/Lotus/Upgrades/Mods/Randomized/RawMeleeRandomMod": [
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        "/Lotus/Upgrades/Mods/Randomized/PlayerMeleeWeaponRandomModRare"
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    ],
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    "/Lotus/Upgrades/Mods/Randomized/RawModularMeleeRandomMod": [
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        "/Lotus/Upgrades/Mods/Randomized/LotusModularMeleeRandomModRare"
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    ],
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    "/Lotus/Upgrades/Mods/Randomized/RawModularPistolRandomMod": [
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        "/Lotus/Upgrades/Mods/Randomized/LotusModularPistolRandomModRare"
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    ],
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    "/Lotus/Upgrades/Mods/Randomized/RawPistolRandomMod": ["/Lotus/Upgrades/Mods/Randomized/LotusPistolRandomModRare"],
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    "/Lotus/Upgrades/Mods/Randomized/RawRifleRandomMod": ["/Lotus/Upgrades/Mods/Randomized/LotusRifleRandomModRare"],
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    "/Lotus/Upgrades/Mods/Randomized/RawShotgunRandomMod": [
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        "/Lotus/Upgrades/Mods/Randomized/LotusShotgunRandomModRare"
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    ],
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    "/Lotus/Upgrades/Mods/Randomized/RawSentinelWeaponRandomMod": [
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        "/Lotus/Upgrades/Mods/Randomized/LotusRifleRandomModRare",
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        "/Lotus/Upgrades/Mods/Randomized/LotusRifleRandomModRare",
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        "/Lotus/Upgrades/Mods/Randomized/LotusRifleRandomModRare",
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        "/Lotus/Upgrades/Mods/Randomized/LotusRifleRandomModRare",
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        "/Lotus/Upgrades/Mods/Randomized/LotusRifleRandomModRare",
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        "/Lotus/Upgrades/Mods/Randomized/LotusRifleRandomModRare",
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        "/Lotus/Upgrades/Mods/Randomized/LotusRifleRandomModRare",
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        "/Lotus/Upgrades/Mods/Randomized/LotusRifleRandomModRare",
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        "/Lotus/Upgrades/Mods/Randomized/LotusRifleRandomModRare",
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        "/Lotus/Upgrades/Mods/Randomized/LotusShotgunRandomModRare",
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        "/Lotus/Upgrades/Mods/Randomized/LotusPistolRandomModRare",
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        "/Lotus/Upgrades/Mods/Randomized/PlayerMeleeWeaponRandomModRare"
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    ]
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};
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@ -1,4 +1,5 @@
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import express from "express";
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import { activateRandomModController } from "@/src/controllers/api/activateRandomModController";
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import { addFriendImageController } from "@/src/controllers/api/addFriendImageController";
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import { arcaneCommonController } from "@/src/controllers/api/arcaneCommonController";
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import { artifactsController } from "../controllers/api/artifactsController";
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@ -107,6 +108,7 @@ apiRouter.get("/surveys.php", surveysController);
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apiRouter.get("/updateSession.php", updateSessionGetController);
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// post
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apiRouter.post("/activateRandomMod.php", activateRandomModController);
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apiRouter.post("/addFriendImage.php", addFriendImageController);
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apiRouter.post("/arcaneCommon.php", arcaneCommonController);
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apiRouter.post("/artifacts.php", artifactsController);
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@ -6,6 +6,18 @@ export interface IRngResult {
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    probability: number;
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}
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export const getRandomElement = <T>(arr: T[]): T => {
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    return arr[Math.floor(Math.random() * arr.length)];
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};
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// Returns a random integer between min (inclusive) and max (inclusive).
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// https://stackoverflow.com/a/1527820
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export const getRandomInt = (min: number, max: number): number => {
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    min = Math.ceil(min);
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    max = Math.floor(max);
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    return Math.floor(Math.random() * (max - min + 1)) + min;
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};
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export const getRandomReward = (pool: IRngResult[]): IRngResult | undefined => {
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    if (pool.length == 0) return;
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		Loading…
	
	
			
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		Reference in New Issue
	
	Block a user
	
⚠️ Potential issue
Validate the random type selection.
If
request.ItemTypeis missing or not found inrivenRawToRealWeighted,getRandomElement(...)may throw. Similarly,ExportUpgrades[rivenType].availableChallenges!can be undefined if no challenges exist. Consider adding fallback handling (e.g., returning a 400 error) if no valid riven or challenge is found.