hyapp-server/api/proto/wallet/v1/wallet.proto

syntax = "proto3";

package hyapp.wallet.v1;

option go_package = "hyapp.local/api/proto/wallet/v1;walletv1";

// DebitGiftRequest 是 room-service 送礼同步扣费的最小账务输入。
message DebitGiftRequest {
  string command_id = 1;
  string room_id = 2;
  int64 sender_user_id = 3;
  int64 target_user_id = 4;
  string gift_id = 5;
  int32 gift_count = 6;
  // price_version 为空时使用当前生效价格；非空时必须命中 active 价格版本。
  string price_version = 7;
  string app_code = 8;
  // region_id 来自 room-service 房间 visible_region_id，用于校验礼物区域可用性。
  int64 region_id = 9;
}

// DebitGiftResponse 返回扣费流水、服务端结算值和 sender COIN 账后余额。
message DebitGiftResponse {
  string billing_receipt_id = 1;
  string transaction_id = 2;
  int64 coin_spent = 3;
  int64 gift_point_added = 4;
  int64 heat_value = 5;
  string price_version = 6;
  // balance_after 是 sender 被扣费资产 available_amount 账后余额。
  int64 balance_after = 7;
  string charge_asset_type = 8;
  int64 charge_amount = 9;
}

// AssetBalance 是用户某类资产的余额投影。
message AssetBalance {
  string asset_type = 1;
  int64 available_amount = 2;
  int64 frozen_amount = 3;
  int64 version = 4;
  string app_code = 5;
}

// GetBalancesRequest 查询用户多资产余额；内部调用方负责鉴权和用户范围控制。
message GetBalancesRequest {
  string request_id = 1;
  int64 user_id = 2;
  repeated string asset_types = 3;
  string app_code = 4;
}

message GetBalancesResponse {
  repeated AssetBalance balances = 1;
}

// AdminCreditAssetRequest 是后台手动入账/调账的最小审计命令。
message AdminCreditAssetRequest {
  string command_id = 1;
  int64 target_user_id = 2;
  string asset_type = 3;
  int64 amount = 4;
  int64 operator_user_id = 5;
  string reason = 6;
  string evidence_ref = 7;
  string app_code = 8;
}

message AdminCreditAssetResponse {
  string transaction_id = 1;
  AssetBalance balance = 2;
}

// AdminCreditCoinSellerStockRequest 是后台给 active 币商专用库存入账的账务命令。
message AdminCreditCoinSellerStockRequest {
  string command_id = 1;
  int64 seller_user_id = 2;
  string stock_type = 3;
  int64 coin_amount = 4;
  string paid_currency_code = 5;
  int64 paid_amount_micro = 6;
  string payment_ref = 7;
  string evidence_ref = 8;
  int64 operator_user_id = 9;
  string reason = 10;
  string app_code = 11;
}

message AdminCreditCoinSellerStockResponse {
  string transaction_id = 1;
  int64 seller_user_id = 2;
  string stock_type = 3;
  int64 coin_amount = 4;
  string paid_currency_code = 5;
  int64 paid_amount_micro = 6;
  bool counts_as_seller_recharge = 7;
  int64 balance_after = 8;
  int64 created_at_ms = 9;
}

// TransferCoinFromSellerRequest 是币商给玩家转普通金币的内部账务命令。
message TransferCoinFromSellerRequest {
  string command_id = 1;
  int64 seller_user_id = 2;
  int64 target_user_id = 3;
  int64 amount = 4;
  string reason = 5;
  string app_code = 6;
  // seller_region_id 和 target_region_id 由 gateway 从 user-service 查询，不接受客户端提交。
  int64 seller_region_id = 7;
  int64 target_region_id = 8;
}

// TransferCoinFromSellerResponse 同时返回金币到账结果和本次转账对应的充值金额口径。
message TransferCoinFromSellerResponse {
  string transaction_id = 1;
  int64 seller_balance_after = 2;
  int64 target_balance_after = 3;
  int64 amount = 4;
  int64 recharge_usd_minor = 5;
  string recharge_currency_code = 6;
  int64 recharge_policy_id = 7;
  string recharge_policy_version = 8;
  int64 recharge_policy_coin_amount = 9;
  int64 recharge_policy_usd_minor_amount = 10;
}

// Resource 是资源库里可配置、可赠送、可被礼物引用的最小资源。
message Resource {
  string app_code = 1;
  int64 resource_id = 2;
  string resource_code = 3;
  string resource_type = 4;
  string name = 5;
  string status = 6;
  bool grantable = 7;
  string grant_strategy = 8;
  string wallet_asset_type = 9;
  int64 wallet_asset_amount = 10;
  repeated string usage_scopes = 11;
  string asset_url = 12;
  string preview_url = 13;
  string animation_url = 14;
  string metadata_json = 15;
  int32 sort_order = 16;
  int64 created_by_user_id = 17;
  int64 updated_by_user_id = 18;
  int64 created_at_ms = 19;
  int64 updated_at_ms = 20;
  bool manager_grant_enabled = 21;
}

message ResourceGroupItem {
  int64 group_item_id = 1;
  int64 group_id = 2;
  int64 resource_id = 3;
  Resource resource = 4;
  int64 quantity = 5;
  int64 duration_ms = 6;
  int32 sort_order = 7;
  int64 created_at_ms = 8;
  int64 updated_at_ms = 9;
  string item_type = 10;
  string wallet_asset_type = 11;
  int64 wallet_asset_amount = 12;
}

message ResourceGroup {
  string app_code = 1;
  int64 group_id = 2;
  string group_code = 3;
  string name = 4;
  string status = 5;
  string description = 6;
  int32 sort_order = 7;
  repeated ResourceGroupItem items = 8;
  int64 created_by_user_id = 9;
  int64 updated_by_user_id = 10;
  int64 created_at_ms = 11;
  int64 updated_at_ms = 12;
}

message GiftConfig {
  string app_code = 1;
  string gift_id = 2;
  int64 resource_id = 3;
  Resource resource = 4;
  string status = 5;
  string name = 6;
  int32 sort_order = 7;
  string presentation_json = 8;
  string price_version = 9;
  int64 coin_price = 10;
  int64 gift_point_amount = 11;
  int64 heat_value = 12;
  int64 created_by_user_id = 13;
  int64 updated_by_user_id = 14;
  int64 created_at_ms = 15;
  int64 updated_at_ms = 16;
  repeated int64 region_ids = 17;
  string gift_type_code = 18;
  string charge_asset_type = 19;
  int64 effective_from_ms = 20;
  int64 effective_to_ms = 21;
  repeated string effect_types = 22;
}

message UserResourceEntitlement {
  string app_code = 1;
  string entitlement_id = 2;
  int64 user_id = 3;
  int64 resource_id = 4;
  Resource resource = 5;
  string status = 6;
  int64 quantity = 7;
  int64 remaining_quantity = 8;
  int64 effective_at_ms = 9;
  int64 expires_at_ms = 10;
  string source_grant_id = 11;
  int64 created_at_ms = 12;
  int64 updated_at_ms = 13;
}

message ResourceGrantItem {
  int64 grant_item_id = 1;
  string grant_id = 2;
  int64 resource_id = 3;
  string resource_snapshot_json = 4;
  int64 quantity = 5;
  int64 duration_ms = 6;
  string result_type = 7;
  string wallet_transaction_id = 8;
  string entitlement_id = 9;
  int64 created_at_ms = 10;
}

message ResourceGrant {
  string app_code = 1;
  string grant_id = 2;
  string command_id = 3;
  int64 target_user_id = 4;
  string grant_source = 5;
  string grant_subject_type = 6;
  string grant_subject_id = 7;
  string status = 8;
  string reason = 9;
  int64 operator_user_id = 10;
  repeated ResourceGrantItem items = 11;
  int64 created_at_ms = 12;
  int64 updated_at_ms = 13;
}

message ResourceGroupItemInput {
  int64 resource_id = 1;
  int64 quantity = 2;
  int64 duration_ms = 3;
  int32 sort_order = 4;
  string item_type = 5;
  string wallet_asset_type = 6;
  int64 wallet_asset_amount = 7;
}

message ListResourcesRequest {
  string request_id = 1;
  string app_code = 2;
  string resource_type = 3;
  string status = 4;
  string keyword = 5;
  int32 page = 6;
  int32 page_size = 7;
  bool active_only = 8;
  bool manager_grant_only = 9;
}

message ListResourcesResponse {
  repeated Resource resources = 1;
  int64 total = 2;
}

message GetResourceRequest {
  string request_id = 1;
  string app_code = 2;
  int64 resource_id = 3;
}

message GetResourceResponse {
  Resource resource = 1;
}

message CreateResourceRequest {
  string request_id = 1;
  string app_code = 2;
  string resource_code = 3;
  string resource_type = 4;
  string name = 5;
  string status = 6;
  bool grantable = 7;
  string grant_strategy = 8;
  string wallet_asset_type = 9;
  int64 wallet_asset_amount = 10;
  repeated string usage_scopes = 11;
  string asset_url = 12;
  string preview_url = 13;
  string animation_url = 14;
  string metadata_json = 15;
  int32 sort_order = 16;
  int64 operator_user_id = 17;
  optional bool manager_grant_enabled = 18;
}

message UpdateResourceRequest {
  string request_id = 1;
  string app_code = 2;
  int64 resource_id = 3;
  string resource_code = 4;
  string resource_type = 5;
  string name = 6;
  string status = 7;
  bool grantable = 8;
  string grant_strategy = 9;
  string wallet_asset_type = 10;
  int64 wallet_asset_amount = 11;
  repeated string usage_scopes = 12;
  string asset_url = 13;
  string preview_url = 14;
  string animation_url = 15;
  string metadata_json = 16;
  int32 sort_order = 17;
  int64 operator_user_id = 18;
  optional bool manager_grant_enabled = 19;
}

message SetResourceStatusRequest {
  string request_id = 1;
  string app_code = 2;
  int64 resource_id = 3;
  string status = 4;
  int64 operator_user_id = 5;
}

message ResourceResponse {
  Resource resource = 1;
}

message ListResourceGroupsRequest {
  string request_id = 1;
  string app_code = 2;
  string status = 3;
  string keyword = 4;
  int32 page = 5;
  int32 page_size = 6;
  bool active_only = 7;
}

message ListResourceGroupsResponse {
  repeated ResourceGroup groups = 1;
  int64 total = 2;
}

message GetResourceGroupRequest {
  string request_id = 1;
  string app_code = 2;
  int64 group_id = 3;
}

message GetResourceGroupResponse {
  ResourceGroup group = 1;
}

message CreateResourceGroupRequest {
  string request_id = 1;
  string app_code = 2;
  string group_code = 3;
  string name = 4;
  string status = 5;
  string description = 6;
  int32 sort_order = 7;
  repeated ResourceGroupItemInput items = 8;
  int64 operator_user_id = 9;
}

message UpdateResourceGroupRequest {
  string request_id = 1;
  string app_code = 2;
  int64 group_id = 3;
  string group_code = 4;
  string name = 5;
  string status = 6;
  string description = 7;
  int32 sort_order = 8;
  repeated ResourceGroupItemInput items = 9;
  int64 operator_user_id = 10;
}

message SetResourceGroupStatusRequest {
  string request_id = 1;
  string app_code = 2;
  int64 group_id = 3;
  string status = 4;
  int64 operator_user_id = 5;
}

message ResourceGroupResponse {
  ResourceGroup group = 1;
}

message ListGiftConfigsRequest {
  string request_id = 1;
  string app_code = 2;
  string status = 3;
  string keyword = 4;
  int32 page = 5;
  int32 page_size = 6;
  bool active_only = 7;
  int64 region_id = 8;
  bool filter_region = 9;
}

message ListGiftConfigsResponse {
  repeated GiftConfig gifts = 1;
  int64 total = 2;
}

message CreateGiftConfigRequest {
  string request_id = 1;
  string app_code = 2;
  string gift_id = 3;
  int64 resource_id = 4;
  string status = 5;
  string name = 6;
  int32 sort_order = 7;
  string presentation_json = 8;
  string price_version = 9;
  int64 coin_price = 10;
  int64 gift_point_amount = 11;
  int64 heat_value = 12;
  int64 effective_at_ms = 13;
  int64 operator_user_id = 14;
  repeated int64 region_ids = 15;
  string gift_type_code = 16;
  string charge_asset_type = 17;
  int64 effective_from_ms = 18;
  int64 effective_to_ms = 19;
  repeated string effect_types = 20;
}

message UpdateGiftConfigRequest {
  string request_id = 1;
  string app_code = 2;
  string gift_id = 3;
  int64 resource_id = 4;
  string status = 5;
  string name = 6;
  int32 sort_order = 7;
  string presentation_json = 8;
  string price_version = 9;
  int64 coin_price = 10;
  int64 gift_point_amount = 11;
  int64 heat_value = 12;
  int64 effective_at_ms = 13;
  int64 operator_user_id = 14;
  repeated int64 region_ids = 15;
  string gift_type_code = 16;
  string charge_asset_type = 17;
  int64 effective_from_ms = 18;
  int64 effective_to_ms = 19;
  repeated string effect_types = 20;
}

message SetGiftConfigStatusRequest {
  string request_id = 1;
  string app_code = 2;
  string gift_id = 3;
  string status = 4;
  int64 operator_user_id = 5;
}

message GiftConfigResponse {
  GiftConfig gift = 1;
}

message GrantResourceRequest {
  string command_id = 1;
  string app_code = 2;
  int64 target_user_id = 3;
  int64 resource_id = 4;
  int64 quantity = 5;
  int64 duration_ms = 6;
  string reason = 7;
  int64 operator_user_id = 8;
  string grant_source = 9;
}

message GrantResourceGroupRequest {
  string command_id = 1;
  string app_code = 2;
  int64 target_user_id = 3;
  int64 group_id = 4;
  string reason = 5;
  int64 operator_user_id = 6;
  string grant_source = 7;
}

message ResourceGrantResponse {
  ResourceGrant grant = 1;
}

message ListUserResourcesRequest {
  string request_id = 1;
  string app_code = 2;
  int64 user_id = 3;
  string resource_type = 4;
  bool active_only = 5;
}

message ListUserResourcesResponse {
  repeated UserResourceEntitlement resources = 1;
}

message EquipUserResourceRequest {
  string request_id = 1;
  string app_code = 2;
  int64 user_id = 3;
  int64 resource_id = 4;
  string entitlement_id = 5;
}

message EquipUserResourceResponse {
  UserResourceEntitlement resource = 1;
}

message ListResourceGrantsRequest {
  string request_id = 1;
  string app_code = 2;
  int64 target_user_id = 3;
  string status = 4;
  int32 page = 5;
  int32 page_size = 6;
}

message ListResourceGrantsResponse {
  repeated ResourceGrant grants = 1;
  int64 total = 2;
}

message RechargeBill {
  string app_code = 1;
  string transaction_id = 2;
  string command_id = 3;
  string recharge_type = 4;
  string status = 5;
  string external_ref = 6;
  int64 user_id = 7;
  int64 seller_user_id = 8;
  int64 seller_region_id = 9;
  int64 target_region_id = 10;
  int64 policy_id = 11;
  string policy_version = 12;
  string currency_code = 13;
  int64 coin_amount = 14;
  int64 usd_minor_amount = 15;
  int64 exchange_coin_amount = 16;
  int64 exchange_usd_minor_amount = 17;
  int64 created_at_ms = 18;
}

message ListRechargeBillsRequest {
  string request_id = 1;
  string app_code = 2;
  int64 user_id = 3;
  int64 seller_user_id = 4;
  int64 region_id = 5;
  string recharge_type = 6;
  string status = 7;
  string keyword = 8;
  int64 start_at_ms = 9;
  int64 end_at_ms = 10;
  int32 page = 11;
  int32 page_size = 12;
}

message ListRechargeBillsResponse {
  repeated RechargeBill bills = 1;
  int64 total = 2;
}

// WalletFeatureFlags 是我的页和钱包首页使用的操作开关，来源属于 wallet-service。
message WalletFeatureFlags {
  bool recharge_enabled = 1;
  bool diamond_exchange_enabled = 2;
  bool withdraw_enabled = 3;
}

message GetWalletOverviewRequest {
  string request_id = 1;
  string app_code = 2;
  int64 user_id = 3;
}

message GetWalletOverviewResponse {
  repeated AssetBalance balances = 1;
  WalletFeatureFlags feature_flags = 2;
}

// WalletValueSummary 是我的页钱包价值展示的轻量投影，只返回首屏展示需要的金币余额。
message WalletValueSummary {
  int64 coin_amount = 1;
  int64 updated_at_ms = 2;
}

message GetWalletValueSummaryRequest {
  string request_id = 1;
  string app_code = 2;
  int64 user_id = 3;
}

message GetWalletValueSummaryResponse {
  WalletValueSummary summary = 1;
}

// RechargeProduct 是 App 充值页可展示的区域化充值档位。
message RechargeProduct {
  int64 product_id = 1;
  string product_code = 2;
  string channel = 3;
  string currency_code = 4;
  int64 coin_amount = 5;
  int64 amount_minor = 6;
  string policy_version = 7;
  bool enabled = 8;
  int32 sort_order = 9;
}

message ListRechargeProductsRequest {
  string request_id = 1;
  string app_code = 2;
  int64 user_id = 3;
  int64 region_id = 4;
}

message ListRechargeProductsResponse {
  repeated RechargeProduct products = 1;
  repeated string channels = 2;
}

message DiamondExchangeRule {
  string exchange_type = 1;
  string from_asset_type = 2;
  string to_asset_type = 3;
  int64 from_amount = 4;
  int64 to_amount = 5;
  bool enabled = 6;
}

message GetDiamondExchangeConfigRequest {
  string request_id = 1;
  string app_code = 2;
  int64 user_id = 3;
}

message GetDiamondExchangeConfigResponse {
  repeated DiamondExchangeRule rules = 1;
}

// WalletTransaction 是用户钱包流水页使用的分录级投影。
message WalletTransaction {
  int64 entry_id = 1;
  string transaction_id = 2;
  string biz_type = 3;
  string asset_type = 4;
  int64 available_delta = 5;
  int64 frozen_delta = 6;
  int64 available_after = 7;
  int64 frozen_after = 8;
  int64 counterparty_user_id = 9;
  string room_id = 10;
  int64 created_at_ms = 11;
}

message ListWalletTransactionsRequest {
  string request_id = 1;
  string app_code = 2;
  int64 user_id = 3;
  string asset_type = 4;
  int32 page = 5;
  int32 page_size = 6;
}

message ListWalletTransactionsResponse {
  repeated WalletTransaction transactions = 1;
  int64 total = 2;
}

message WithdrawalRequest {
  string withdrawal_id = 1;
  int64 user_id = 2;
  string asset_type = 3;
  int64 amount = 4;
  string status = 5;
  string payout_account = 6;
  string reason = 7;
  int64 created_at_ms = 8;
  int64 updated_at_ms = 9;
}

message ApplyWithdrawalRequest {
  string command_id = 1;
  string app_code = 2;
  int64 user_id = 3;
  int64 amount = 4;
  string payout_account = 5;
  string reason = 6;
}

message ApplyWithdrawalResponse {
  WithdrawalRequest withdrawal = 1;
  AssetBalance balance = 2;
}

message VipRewardItem {
  int64 resource_id = 1;
  string resource_code = 2;
  string resource_type = 3;
  string name = 4;
  int64 quantity = 5;
  int64 expires_at_ms = 6;
}

message VipLevel {
  int32 level = 1;
  string name = 2;
  string status = 3;
  int64 price_coin = 4;
  int64 duration_ms = 5;
  int64 reward_resource_group_id = 6;
  repeated VipRewardItem reward_items = 7;
  bool can_purchase = 8;
  int32 sort_order = 9;
}

message UserVip {
  int64 user_id = 1;
  int32 level = 2;
  string name = 3;
  bool active = 4;
  int64 started_at_ms = 5;
  int64 expires_at_ms = 6;
  int64 updated_at_ms = 7;
}

message ListVipPackagesRequest {
  string request_id = 1;
  string app_code = 2;
  int64 user_id = 3;
}

message ListVipPackagesResponse {
  UserVip current_vip = 1;
  repeated VipLevel packages = 2;
}

message GetMyVipRequest {
  string request_id = 1;
  string app_code = 2;
  int64 user_id = 3;
}

message GetMyVipResponse {
  UserVip vip = 1;
}

message PurchaseVipRequest {
  string command_id = 1;
  string app_code = 2;
  int64 user_id = 3;
  int32 level = 4;
}

message PurchaseVipResponse {
  string order_id = 1;
  string transaction_id = 2;
  UserVip vip = 3;
  int64 coin_spent = 4;
  int64 coin_balance_after = 5;
  repeated VipRewardItem reward_items = 6;
}

// CreditTaskRewardRequest 是 activity-service 领取任务奖励时调用的钱包入账命令。
message CreditTaskRewardRequest {
  string command_id = 1;
  string app_code = 2;
  int64 target_user_id = 3;
  int64 amount = 4;
  string task_type = 5;
  string task_id = 6;
  string cycle_key = 7;
  string reason = 8;
}

// CreditTaskRewardResponse 返回任务奖励入账流水和用户 COIN 账后余额。
message CreditTaskRewardResponse {
  string transaction_id = 1;
  AssetBalance balance = 2;
  int64 amount = 3;
  int64 granted_at_ms = 4;
}

// WalletService 是内部账务 gRPC 边界，外部 HTTP 入口仍由 gateway-service 承载。
service WalletService {
  rpc DebitGift(DebitGiftRequest) returns (DebitGiftResponse);
  rpc GetBalances(GetBalancesRequest) returns (GetBalancesResponse);
  rpc AdminCreditAsset(AdminCreditAssetRequest) returns (AdminCreditAssetResponse);
  rpc AdminCreditCoinSellerStock(AdminCreditCoinSellerStockRequest) returns (AdminCreditCoinSellerStockResponse);
  rpc TransferCoinFromSeller(TransferCoinFromSellerRequest) returns (TransferCoinFromSellerResponse);
  rpc ListResources(ListResourcesRequest) returns (ListResourcesResponse);
  rpc GetResource(GetResourceRequest) returns (GetResourceResponse);
  rpc CreateResource(CreateResourceRequest) returns (ResourceResponse);
  rpc UpdateResource(UpdateResourceRequest) returns (ResourceResponse);
  rpc SetResourceStatus(SetResourceStatusRequest) returns (ResourceResponse);
  rpc ListResourceGroups(ListResourceGroupsRequest) returns (ListResourceGroupsResponse);
  rpc GetResourceGroup(GetResourceGroupRequest) returns (GetResourceGroupResponse);
  rpc CreateResourceGroup(CreateResourceGroupRequest) returns (ResourceGroupResponse);
  rpc UpdateResourceGroup(UpdateResourceGroupRequest) returns (ResourceGroupResponse);
  rpc SetResourceGroupStatus(SetResourceGroupStatusRequest) returns (ResourceGroupResponse);
  rpc ListGiftConfigs(ListGiftConfigsRequest) returns (ListGiftConfigsResponse);
  rpc CreateGiftConfig(CreateGiftConfigRequest) returns (GiftConfigResponse);
  rpc UpdateGiftConfig(UpdateGiftConfigRequest) returns (GiftConfigResponse);
  rpc SetGiftConfigStatus(SetGiftConfigStatusRequest) returns (GiftConfigResponse);
  rpc GrantResource(GrantResourceRequest) returns (ResourceGrantResponse);
  rpc GrantResourceGroup(GrantResourceGroupRequest) returns (ResourceGrantResponse);
  rpc ListUserResources(ListUserResourcesRequest) returns (ListUserResourcesResponse);
  rpc EquipUserResource(EquipUserResourceRequest) returns (EquipUserResourceResponse);
  rpc ListResourceGrants(ListResourceGrantsRequest) returns (ListResourceGrantsResponse);
  rpc ListRechargeBills(ListRechargeBillsRequest) returns (ListRechargeBillsResponse);
  rpc GetWalletOverview(GetWalletOverviewRequest) returns (GetWalletOverviewResponse);
  rpc GetWalletValueSummary(GetWalletValueSummaryRequest) returns (GetWalletValueSummaryResponse);
  rpc ListRechargeProducts(ListRechargeProductsRequest) returns (ListRechargeProductsResponse);
  rpc GetDiamondExchangeConfig(GetDiamondExchangeConfigRequest) returns (GetDiamondExchangeConfigResponse);
  rpc ListWalletTransactions(ListWalletTransactionsRequest) returns (ListWalletTransactionsResponse);
  rpc ApplyWithdrawal(ApplyWithdrawalRequest) returns (ApplyWithdrawalResponse);
  rpc ListVipPackages(ListVipPackagesRequest) returns (ListVipPackagesResponse);
  rpc GetMyVip(GetMyVipRequest) returns (GetMyVipResponse);
  rpc PurchaseVip(PurchaseVipRequest) returns (PurchaseVipResponse);
  rpc CreditTaskReward(CreditTaskRewardRequest) returns (CreditTaskRewardResponse);
}