可兑换的优惠券

• 击败 boss 后获得物品和经验值
• 获得货币以完成支线任务
• 在制作时获得武器升级

使用 Cloud Save 的基本示例

/* * Verify that a coupon passed as a script parameter "couponId" is valid, has not expired and has not been redeemed by using Cloud Save. * Return the reward and make the coupon invalid for that user. */const { DataApi } = require('@unity-services/cloud-save-1.4');const _ = require('lodash-4.17');const CLOUD_SAVE_COUPONS_KEY = 'REDEEMED_COUPONS';const VALID_COUPONS = [    // Gift the player 10 coins    {        id: 'FREECOINS10',        reward: {            id: 'coins',            amount: 10,        },        expiresAt: new Date(2021, 09, 29),    },    // Gift the player a rare armor    {        id: 'RAREARMOR1',        reward: {            id: 'rare-armor',            amount: 1,        },        expiresAt: new Date(2021, 09, 29),    },];module.exports = async ({ params, context }) => {    // Initialize a Cloud Save API client using the player credentials    const { projectId, playerId } = context;    const cloudSaveApi = new DataApi(context);    // Validate that the script parameter "couponId" is one of the valid coupons and select the corresponding coupon configuration    const inputCouponId = _.toUpper(params.couponId);    const coupon = _.find(VALID_COUPONS, function (c) {        return c.id === inputCouponId;    });    if (!coupon) {        throw Error(`Invalid coupon "${params.couponId}"`);    }    //Check that the coupon has not expired    if (Date.now() > coupon.expiresAt.getTime()) {        throw Error(`The coupon "${coupon.id}" has expired`);    }    // Get the redeemed coupons from Cloud Save    const cloudSaveGetResponse = await cloudSaveApi.getItems(projectId, playerId, [        CLOUD_SAVE_COUPONS_KEY,    ]);    const redeemedCouponsData = _.find(cloudSaveGetResponse?.data?.results, function (r) {        return r.key === CLOUD_SAVE_COUPONS_KEY;    });    const redeemedCoupons = redeemedCouponsData?.value ?? [];    // Check if the coupon has been redeemed    if (redeemedCoupons && _.indexOf(redeemedCoupons, coupon.id) >= 0) {        throw Error(`The coupon "${coupon.id}" has already been redeemed`);    }    // Add the coupon id to the array of redeemed coupons and save it back into Cloud Save    redeemedCoupons.push(coupon.id);    await cloudSaveApi.setItem(projectId, playerId, {        key: CLOUD_SAVE_COUPONS_KEY,        value: redeemedCoupons,    });    // Return the reward for the coupon    return coupon.reward;};// Uncomment the code below to enable the inline parameter definition// - Requires Cloud Code JS dev environment setup with NodeJS (https://docs.unity3d.com/Packages/com.unity.services.cloudcode@latest/index.html?subfolder=/manual/Authoring/javascript_project.html)//// module.exports.params = {//   couponId: { type: "String", required: true },// };

couponId

使用 Economy

/* * Verify that a coupon passed as a script parameter "couponId" is valid, has not expired and has not been redeemed by using Cloud Save. * Gift the appropriate reward in Economy. * Note: the Economy configuration needs to be published before it is available from Cloud Code scripts * */const { DataApi } = require('@unity-services/cloud-save-1.4');const { CurrenciesApi, InventoryApi } = require('@unity-services/economy-2.4');const _ = require('lodash-4.17');const CLOUD_SAVE_COUPONS_KEY = 'REDEEMED_COUPONS';const VALID_COUPONS = [    // Gift the player 10 coins    {        id: 'FREECOINS10',        reward: {            id: 'COINS',            type: 'currency',            amount: 10,        },        expiresAt: new Date(2021, 09, 29),    },    // Gift the player a rare armor    {        id: 'RAREARMOR1',        reward: {            id: 'RARE_ARMOR',            type: 'inventoryItem',            amount: 1,        },        expiresAt: new Date(2021, 10, 21),    },];module.exports = async ({ params, context }) => {    // Initialize a Cloud Save API client using the player credentials    const { projectId, playerId } = context;    const cloudSaveApi = new DataApi(context);    // Validate that the script parameter "couponId" is one of the valid coupons and select the corresponding coupon configuration    const inputCouponId = _.toUpper(params.couponId);    const coupon = _.find(VALID_COUPONS, function (c) {        return c.id === inputCouponId;    });    if (!coupon) {        throw Error(`Invalid coupon "${params.couponId}"`);    }    //Check that the coupon has not expired    if (Date.now() > coupon.expiresAt.getTime()) {        throw Error(`The coupon "${coupon.id}" has expired`);    }    // Get the redeemed coupons from Cloud Save    const cloudSaveGetResponse = await cloudSaveApi.getItems(projectId, playerId, [        CLOUD_SAVE_COUPONS_KEY,    ]);    const redeemedCouponsData = _.find(cloudSaveGetResponse?.data?.results, function (r) {        return r.key === CLOUD_SAVE_COUPONS_KEY;    });    const redeemedCoupons = redeemedCouponsData?.value ?? [];    // Check if the coupon has been redeemed    if (redeemedCoupons && _.indexOf(redeemedCoupons, coupon.id) >= 0) {        throw Error(`The coupon "${coupon.id}" has already been redeemed`);    }    // Gift the coupon reward to the player    await redeemCouponReward(coupon.reward, projectId, playerId, context);    // Add the coupon id to the array of redeemed coupons and save it back into Cloud Save    redeemedCoupons.push(coupon.id);    await cloudSaveApi.setItem(projectId, playerId, {        key: CLOUD_SAVE_COUPONS_KEY,        value: redeemedCoupons,    });    // Return the reward for the coupon    return {        id: coupon.reward.id,        amount: coupon.reward.amount,    };};// Gift the reward to a player based on the reward.type propertyasync function redeemCouponReward(reward, projectId, playerId, context) {    // Initialize a Economy API clients using the player credentials    const currenciesApi = new CurrenciesApi(context);    const inventoryApi = new InventoryApi(context);    // Gift the reward    switch (reward.type) {        case 'currency':            await currenciesApi.incrementPlayerCurrencyBalance(projectId, playerId, reward.id, {                amount: reward.amount,            });            break;        case 'inventoryItem':            await inventoryApi.addInventoryItem(projectId, playerId, addInventoryRequest: {                inventoryItemId: reward.id,            });            break;        default:            throw Error('Invalid reward type');    }}// Uncomment the code below to enable the inline parameter definition// - Requires Cloud Code JS dev environment setup with NodeJS (https://docs.unity3d.com/Packages/com.unity.services.cloudcode@latest/index.html?subfolder=/manual/Authoring/javascript_project.html)//// module.exports.params = {//   couponId: { type: "String", required: true },// };

couponId

集成 Remote Config

/* * Retrieve coupon details from Remote Config. * Verify that a coupon passed as a script parameter "couponId" is valid, has not expired and has not been redeemed by using Cloud Save. * Gift the appropriate reward in Economy. * Note: the Economy configuration needs to be published and Remote Config values need to be saved before they are available in Cloud Code scripts. * */const { DataApi } = require('@unity-services/cloud-save-1.4');const { CurrenciesApi, InventoryApi } = require('@unity-services/economy-2.4');const { SettingsApi } = require('@unity-services/remote-config-1.1');const _ = require('lodash-4.17');const CLOUD_SAVE_COUPONS_KEY = 'REDEEMED_COUPONS';const REMOTE_CONFIG_COUPONS_KEY = 'COUPONS';module.exports = async ({ params, context }) => {    // Initialize the Cloud Save and Remote Config API clients using the player credentials    const { projectId, environmentId, playerId } = context;    const cloudSaveApi = new DataApi(context);    const remoteConfig = new SettingsApi(context);    // Fetch the available coupons from Remote Config    const remoteConfigResponse = await remoteConfig.assignSettingsGet(        projectId,        environmentId,        'settings',        [REMOTE_CONFIG_COUPONS_KEY]    );    const availableCoupons =        remoteConfigResponse?.data?.configs?.settings?.[REMOTE_CONFIG_COUPONS_KEY];    // Validate that the script parameter "couponId" is one of the valid coupons and select the corresponding coupon configuration    const inputCouponId = _.toUpper(params.couponId);    const coupon = _.find(availableCoupons, function (c) {        return c.id === inputCouponId;    });    if (!coupon) {        throw Error(`Invalid coupon "${params.couponId}"`);    }    //Check that the coupon has not expired    if (Date.now() > coupon.expiresAt) {        throw Error(`The coupon "${coupon.id}" has expired`);    }    // Get the redeemed coupons from Cloud Save    const cloudSaveGetResponse = await cloudSaveApi.getItems(projectId, playerId, [        CLOUD_SAVE_COUPONS_KEY,    ]);    const redeemedCouponsData = _.find(cloudSaveGetResponse?.data?.results, function (r) {        return r.key === CLOUD_SAVE_COUPONS_KEY;    });    const redeemedCoupons = redeemedCouponsData?.value ?? [];    // Check if the coupon has been redeemed    if (redeemedCoupons && _.indexOf(redeemedCoupons, coupon.id) >= 0) {        throw Error(`The coupon "${coupon.id}" has already been redeemed`);    }    // Gift the coupon reward to the player    await redeemCouponReward(coupon.reward, projectId, playerId, context);    // Add the coupon id to the array of redeemed coupons and save it back into Cloud Save    redeemedCoupons.push(coupon.id);    await cloudSaveApi.setItem(projectId, playerId, {        key: CLOUD_SAVE_COUPONS_KEY,        value: redeemedCoupons,    });    // Return the reward for the coupon    return {        id: coupon.reward.id,        amount: coupon.reward.amount,    };};// Gift the reward to a player based on the reward.type propertyasync function redeemCouponReward(reward, projectId, playerId, context) {    // Initialize a Economy API clients using the player credentials    const currenciesApi = new CurrenciesApi(context);    const inventoryApi = new InventoryApi(context);    // Gift the reward    switch (reward.type) {        case 'currency':            await currenciesApi.incrementPlayerCurrencyBalance(projectId, playerId, reward.id, {                amount: reward.amount,            });            break;        case 'inventoryItem':            await inventoryApi.addInventoryItem(projectId, playerId, addInventoryRequest: {                inventoryItemId: reward.id,            });            break;        default:            throw Error('Invalid reward type');    }}// Uncomment the code below to enable the inline parameter definition// - Requires Cloud Code JS dev environment setup with NodeJS (https://docs.unity3d.com/Packages/com.unity.services.cloudcode@latest/index.html?subfolder=/manual/Authoring/javascript_project.html)//// module.exports.params = {//   couponId: { type: "String", required: true },// };

couponId