feat(#494): Implement HIP-96 wifi onboarding fees

Anchor.toml

@@ -74,6 +74,9 @@ address = "propFYxqmVcufMhk5esNMrexq2ogHbbC2kP9PU1qxKs" # Proposal
 [[test.validator.clone]]
 address = "66t3XARU6Ja3zj91gDZ2KoNLJHEMTYPSKqJWYb6PJJBA" # Proposal IDL
 
+[[test.validator.clone]]
+address = "moraMdsjyPFz8Lp1RJGoW4bQriSF5mHE7Evxt7hytSF" # Mobile price oracle
+
 # Pyth price oracle
 [[test.validator.clone]]
 address = "7moA1i5vQUpfDwSpK6Pw9s56ahB7WFGidtbL2ujWrVvm"

Cargo.toml

@@ -28,4 +28,5 @@ shared-utils = { path = "./utils/shared-utils" }
 circuit-breaker = { path = "./programs/circuit-breaker", features = ["cpi"] }
 helium-sub-daos = { path = "./programs/helium-sub-daos", features = ["cpi"] }
 helium-entity-manager = { path = "./programs/helium-entity-manager", features = ["cpi"] }
+price-oracle = { path = "./programs/price-oracle", features = ["cpi"] }
 no-emit = { path = "./programs/no-emit", features = ["cpi"] }

packages/helium-admin-cli/src/create-subdao.ts

@@ -51,6 +51,7 @@ import {
   parseEmissionsSchedule,
   sendInstructionsOrSquads,
 } from './utils';
+import { BN } from 'bn.js';
 
 const SECS_PER_DAY = 86400;
 const SECS_PER_YEAR = 365 * SECS_PER_DAY;
@@ -539,22 +540,28 @@ export async function run(args: any = process.argv) {
       };
     } else {
       settings = {
-        mobileConfigV1: {
+        mobileConfigV2: {
           feesByDevice: [
             {
               deviceType: { cbrs: {} },
               dcOnboardingFee: toBN(40, 5),
               locationStakingFee: toBN(10, 5),
+              mobileOnboardingFeeUsd: toBN(0, 6),
+              reserved: new Array(8).fill(new BN(0)),
             },
             {
               deviceType: { wifiIndoor: {} },
-              dcOnboardingFee: toBN(0, 5),
+              dcOnboardingFee: toBN(10, 5),
               locationStakingFee: toBN(0, 5),
+              mobileOnboardingFeeUsd: toBN(10, 6),
+              reserved: new Array(8).fill(new BN(0)),
             },
             {
               deviceType: { wifiOutdoor: {} },
-              dcOnboardingFee: toBN(0, 5),
+              dcOnboardingFee: toBN(10, 5),
               locationStakingFee: toBN(0, 5),
+              mobileOnboardingFeeUsd: toBN(20, 6),
+              reserved: new Array(8).fill(new BN(0)),
             },
           ],
         },

packages/helium-admin-cli/src/update-rewardable-entity-config.ts

@@ -116,22 +116,28 @@ export async function run(args: any = process.argv) {
     };
   } else {
     settings = {
-      mobileConfigV1: {
+      mobileConfigV2: {
         feesByDevice: [
           {
             deviceType: { cbrs: {} },
-            dcOnboardingFee: new BN(argv.cbrsDcOnboardingFee!),
-            locationStakingFee: new BN(argv.cbrsDcLocationStakingFee!),
+            dcOnboardingFee: toBN(40, 5),
+            locationStakingFee: toBN(10, 5),
+            mobileOnboardingFeeUsd: toBN(0, 6),
+            reserved: new Array(8).fill(new BN(0)),
           },
           {
             deviceType: { wifiIndoor: {} },
-            dcOnboardingFee: new BN(argv.wifiDcOnboardingFee!),
-            locationStakingFee: new BN(argv.wifiDcLocationStakingFee!),
+            dcOnboardingFee: toBN(10, 5),
+            locationStakingFee: toBN(0, 5),
+            mobileOnboardingFeeUsd: toBN(10, 6),
+            reserved: new Array(8).fill(new BN(0)),
           },
           {
             deviceType: { wifiOutdoor: {} },
-            dcOnboardingFee: new BN(argv.wifiDcOnboardingFee!),
-            locationStakingFee: new BN(argv.wifiDcLocationStakingFee!),
+            dcOnboardingFee: toBN(10, 5),
+            locationStakingFee: toBN(0, 5),
+            mobileOnboardingFeeUsd: toBN(20, 6),
+            reserved: new Array(8).fill(new BN(0)),
           },
         ],
       },

packages/helium-entity-manager-sdk/src/resolvers.ts

@@ -33,6 +33,11 @@ export const heliumEntityManagerResolvers = combineResolvers(
     mint: "dntMint",
     owner: "maker",
   }),
+  resolveIndividual(async ({ path }) => {
+    if (path[path.length - 1] == "dntPrice") {
+      return new PublicKey("moraMdsjyPFz8Lp1RJGoW4bQriSF5mHE7Evxt7hytSF");
+    }
+  }),
   resolveIndividual(async ({ path, args, accounts, provider }) => {
     if (path[path.length - 1] == "programApproval" && accounts.dao) {
       let programId = args[args.length - 1] && args[args.length - 1].programId;
@@ -167,7 +172,13 @@ export const heliumEntityManagerResolvers = combineResolvers(
     instruction: "issueNotEmittedEntityV0",
     mint: "mint",
     account: "recipientAccount",
-    owner: "recipient"
+    owner: "recipient",
+  }),
+  ataResolver({
+    instruction: "onboardMobileHotspotV0",
+    mint: "dntMint",
+    account: "dntBurner",
+    owner: "payer",
   }),
   subDaoEpochInfoResolver
 );

programs/helium-entity-manager/Cargo.toml

@@ -34,4 +34,5 @@ data-credits = { path = "../data-credits", features = ["cpi"] }
 helium-sub-daos = { workspace = true }
 solana-security-txt = { workspace = true }
 default-env = { workspace = true }
-no-emit = { workspace = true }
+price-oracle = { workspace = true }
+no-emit = { workspace = true }

programs/helium-entity-manager/src/error.rs

@@ -45,4 +45,6 @@ pub enum ErrorCode {
   InvalidSymbol,
   #[msg("Mobile device type not found")]
   InvalidDeviceType,
+  #[msg("No mobile oracle price")]
+  NoOraclePrice,
 }

programs/helium-entity-manager/src/instructions/onboard_mobile_hotspot_v0.rs

@@ -1,10 +1,11 @@
 use crate::error::ErrorCode;
 use crate::state::*;
 use anchor_lang::{prelude::*, solana_program::hash::hash};
+use std::str::FromStr;
 
 use anchor_spl::{
   associated_token::AssociatedToken,
-  token::{Mint, Token},
+  token::{burn, Burn, Mint, Token, TokenAccount},
 };
 use data_credits::{
   cpi::{
@@ -22,6 +23,7 @@ use helium_sub_daos::{
 
 use account_compression_cpi::program::SplAccountCompression;
 use bubblegum_cpi::get_asset_id;
+use price_oracle::{calculate_current_price, PriceOracleV0};
 use shared_utils::*;
 
 #[derive(AnchorSerialize, AnchorDeserialize, Clone)]
@@ -61,6 +63,12 @@ pub struct OnboardMobileHotspotV0<'info> {
   /// CHECK: Only loaded if location is being asserted
   #[account(mut)]
   pub dc_burner: UncheckedAccount<'info>,
+  #[account(
+    mut,
+    associated_token::authority = payer,
+    associated_token::mint = dnt_mint
+  )]
+  pub dnt_burner: Account<'info, TokenAccount>,
 
   #[account(
     has_one = sub_dao,
@@ -92,10 +100,17 @@ pub struct OnboardMobileHotspotV0<'info> {
   #[account(
     mut,
     has_one = dao,
+    has_one = dnt_mint,
   )]
   pub sub_dao: Box<Account<'info, SubDaoV0>>,
   #[account(mut)]
   pub dc_mint: Box<Account<'info, Mint>>,
+  #[account(mut)]
+  pub dnt_mint: Box<Account<'info, Mint>>,
+  #[account(
+    address = Pubkey::from_str("moraMdsjyPFz8Lp1RJGoW4bQriSF5mHE7Evxt7hytSF").unwrap()
+  )]
+  pub dnt_price: Box<Account<'info, PriceOracleV0>>,
 
   #[account(
     seeds=[
@@ -132,6 +147,16 @@ impl<'info> OnboardMobileHotspotV0<'info> {
 
     CpiContext::new(self.data_credits_program.to_account_info(), cpi_accounts)
   }
+
+  pub fn mobile_burn_ctx(&self) -> CpiContext<'_, '_, '_, 'info, Burn<'info>> {
+    let cpi_accounts = Burn {
+      mint: self.dnt_mint.to_account_info(),
+      from: self.dnt_burner.to_account_info(),
+      authority: self.payer.to_account_info(),
+    };
+
+    CpiContext::new(self.token_program.to_account_info(), cpi_accounts)
+  }
 }
 
 pub fn handler<'info>(
@@ -214,5 +239,15 @@ pub fn handler<'info>(
     BurnWithoutTrackingArgsV0 { amount: dc_fee },
   )?;
 
+  // Burn the mobile tokens
+  let dnt_fee = fees.mobile_onboarding_fee_usd;
+  let mobile_price = calculate_current_price(
+    &ctx.accounts.dnt_price.oracles,
+    Clock::get()?.unix_timestamp,
+  )
+  .ok_or_else(|| error!(ErrorCode::NoOraclePrice))?;
+  let mobile_fee = dnt_fee.checked_div(mobile_price).unwrap();
+  burn(ctx.accounts.mobile_burn_ctx(), mobile_fee)?;
+
   Ok(())
 }

programs/helium-entity-manager/src/state.rs

@@ -27,6 +27,28 @@ pub struct DeviceFeesV0 {
   pub location_staking_fee: u64,
 }
 
+impl From<DeviceFeesV0> for DeviceFeesV1 {
+  fn from(value: DeviceFeesV0) -> Self {
+    DeviceFeesV1 {
+      device_type: value.device_type,
+      dc_onboarding_fee: value.dc_onboarding_fee,
+      location_staking_fee: value.location_staking_fee,
+      mobile_onboarding_fee_usd: 0,
+      reserved: [0_u64; 8],
+    }
+  }
+}
+
+#[derive(AnchorSerialize, AnchorDeserialize, Clone, Copy)]
+pub struct DeviceFeesV1 {
+  pub device_type: MobileDeviceTypeV0,
+  pub dc_onboarding_fee: u64,
+  pub location_staking_fee: u64,
+  // mobile onboarding fee in usd with 6 decimals of precision
+  pub mobile_onboarding_fee_usd: u64,
+  pub reserved: [u64; 8],
+}
+
 #[derive(AnchorSerialize, AnchorDeserialize, Clone)]
 #[allow(deprecated)]
 pub enum ConfigSettingsV0 {
@@ -36,29 +58,40 @@ pub enum ConfigSettingsV0 {
     full_location_staking_fee: u64,
     dataonly_location_staking_fee: u64,
   },
-  // Deprecated, use MobileConfigV1
+  // Deprecated, use MobileConfigV2
   MobileConfig {
     full_location_staking_fee: u64,
     dataonly_location_staking_fee: u64,
   },
+  // Deprecated, use MobileConfigV2
   MobileConfigV1 {
     fees_by_device: Vec<DeviceFeesV0>,
   },
+  MobileConfigV2 {
+    fees_by_device: Vec<DeviceFeesV1>,
+  },
 }
 
 impl ConfigSettingsV0 {
   #[allow(deprecated)]
-  pub fn mobile_device_fees(&self, device: MobileDeviceTypeV0) -> Option<DeviceFeesV0> {
+  pub fn mobile_device_fees(&self, device: MobileDeviceTypeV0) -> Option<DeviceFeesV1> {
     match self {
       ConfigSettingsV0::MobileConfig {
         full_location_staking_fee,
         ..
-      } => Some(DeviceFeesV0 {
-        device_type: MobileDeviceTypeV0::Cbrs,
-        dc_onboarding_fee: 4000000_u64,
-        location_staking_fee: *full_location_staking_fee,
-      }),
+      } => Some(
+        DeviceFeesV0 {
+          device_type: MobileDeviceTypeV0::Cbrs,
+          dc_onboarding_fee: 4000000_u64,
+          location_staking_fee: *full_location_staking_fee,
+        }
+        .into(),
+      ),
       ConfigSettingsV0::MobileConfigV1 { fees_by_device, .. } => fees_by_device
+        .iter()
+        .find(|d| d.device_type == device)
+        .map(|i| (*i).into()),
+      ConfigSettingsV0::MobileConfigV2 { fees_by_device, .. } => fees_by_device
         .iter()
         .find(|d| d.device_type == device)
         .copied(),
@@ -79,7 +112,8 @@ impl ConfigSettingsV0 {
     }
   }
   pub fn is_mobile(&self) -> bool {
-    matches!(self, ConfigSettingsV0::MobileConfigV1 { .. })
+    matches!(self, ConfigSettingsV0::MobileConfigV2 { .. })
+      || matches!(self, ConfigSettingsV0::MobileConfigV1 { .. })
       || matches!(self, ConfigSettingsV0::MobileConfig { .. })
   }