game_config.sol
Conceptual Seahorse program for managing an MPL-404 style token.
# seahorse_example_mpl404.py
# Conceptual Seahorse program for managing an MPL-404 style token.
# NOTE: This is illustrative and requires the actual Token-2022 program
# and potentially Metaplex libraries/instructions for full functionality.
# It focuses on the structure within a Seahorse program.
from seahorse.prelude import *
from seahorse.pyth import * # Assuming Pyth might be used for price feeds later
# Declare the Token-2022 program ID (replace with actual ID)
# You'll need to interact with this program via CPIs
declare_id('TokenzQdBNbLqP5VEhdkAS6EPFLCAGvo6rMVaN2nH5')
token_program = Program('TokenzQdBNbLqP5VEhdkAS6EPFLCAGvo6rMVaN2nH5')
# --- Game Configuration ---
# Could store game settings, thresholds for NFT activation, etc.
@account
class GameConfig:
admin: Pubkey
nft_activation_threshold: u64 # e.g., 1_000_000_000 for 1 whole token (assuming 9 decimals)
base_metadata_uri: String # Base URI for metadata, maybe appended with token ID
# --- Player Profile ---
# Stores game-specific player data
@account
class PlayerProfile:
owner: Pubkey
xp: u64
last_quest_completed: u64
# Add other game-specific fields
# --- Instruction: Initialize Game Config ---
@instruction
def init_game_config(
config: Empty[GameConfig], # Account to be created
admin: Signer, # Authority signing the transaction
nft_threshold: u64,
base_uri: String
):
# Create the GameConfig account
cfg = config.init(payer=admin, seeds=['game-config'])
cfg.admin = admin.key()
cfg.nft_activation_threshold = nft_threshold
cfg.base_metadata_uri = base_uri
print("Game Config Initialized")
# --- Instruction: Initialize Player Profile ---
@instruction
def init_player_profile(
profile: Empty[PlayerProfile], # Account to be created
player: Signer # The player initializing their profile
):
# Create the PlayerProfile account, owned by the player
p = profile.init(payer=player, seeds=['player-profile', player.key()])
p.owner = player.key()
p.xp = 0
p.last_quest_completed = 0
print("Player Profile Initialized for:", player.key())
# --- Instruction: Mint BRB Tokens (Fungible Aspect) ---
# This would likely be called by an admin/game authority after a player earns rewards
@instruction
def mint_brb_tokens(
game_config: GameConfig, # To check authority if needed
mint_authority: Signer, # The authority allowed to mint (e.g., game server key)
brb_mint: Account, # The Token-2022 Mint account for BRB tokens
recipient_token_account: Account, # Player's Token-2022 token account
amount: u64
):
# TODO: Add checks - e.g., ensure mint_authority matches game_config.admin or a specific key
# This requires interacting with the Token-2022 program via CPI
# The actual CPI call structure depends on the Seahorse/Anchor bindings for Token-2022
# Conceptual CPI call to Token-2022 mint_to
# mint_to(
# mint = brb_mint,
# account = recipient_token_account,
# owner = mint_authority,
# amount = amount
# ).invoke_signed(???) # Details depend on Seahorse CPI implementation for Token-2022
print(f"Minting {amount} BRB tokens to {recipient_token_account.key()}")
# TODO: Add event emission
# --- Instruction: Update Metadata (Conceptual NFT Aspect) ---
# This might be triggered automatically (e.g., via Transfer Hook) or manually
# when a player's balance crosses the nft_activation_threshold.
@instruction
def update_token_metadata(
game_config: GameConfig,
player_profile: PlayerProfile, # To get player-specific data for metadata
brb_mint: Account, # The mint whose metadata needs updating
metadata_account: Account, # The associated metadata account (could be TokenMetadata extension)
update_authority: Signer # Authority allowed to update metadata
):
# TODO: Add authority checks (e.g., matches game_config.admin or mint's authority)
# 1. Determine the new metadata based on player state (xp, items, etc.)
# or based on the number of "whole units" held.
new_name = f"BRB Unit - Lvl {player_profile.xp // 100}"
new_symbol = "BRBUNIT"
# Construct the URI, potentially unique per player or level
new_uri = f"{game_config.base_metadata_uri}/{player_profile.owner.key()}_{player_profile.xp}.json"
# 2. Update the metadata using Token-2022 CPIs
# This involves calling the appropriate instruction in Token-2022
# to update fields in the TokenMetadata extension. The exact CPI
# structure depends on Seahorse/Anchor bindings.
# Conceptual CPI call to update metadata
# update_metadata_fields(
# metadata = metadata_account, # Or potentially the mint if metadata is on-mint
# update_authority = update_authority,
# fields = [("name", new_name), ("symbol", new_symbol), ("uri", new_uri)]
# ).invoke_signed(???)
print(f"Updating metadata for mint {brb_mint.key()}")
# TODO: Add event emission
# --- Instruction: Complete Quest (Example Game Action) ---
@instruction
def complete_quest(
player_profile: Mut[PlayerProfile], # Player profile to modify
player: Signer, # Player signing the transaction
quest_id: u64,
# Potentially pass required items or state checks here
):
# 1. Check if the player is authorized
assert player.key() == player_profile.owner, "Signer is not profile owner"
# 2. Check if quest can be completed (e.g., prerequisites met)
assert quest_id > player_profile.last_quest_completed, "Quest already completed or out of order"
# TODO: Add more specific quest logic checks
# 3. Update player profile
player_profile.xp += 100 # Example XP reward
player_profile.last_quest_completed = quest_id
print(f"Player {player.key()} completed quest {quest_id}. XP: {player_profile.xp}")
# 4. Potentially trigger token minting (usually done by a separate authority call)
# or metadata update if a threshold is reached.
# (Direct minting here might be risky unless secured properly)
# TODO: Add event emission
# --- Add other instructions as needed ---
# - Transfer tokens (usually handled by Token-2022 directly, but Transfer Hooks can add logic)
# - Stake/Unstake tokens/NFTs
# - Crafting/Fusing mechanics involving tokens
# - DAO Voting mechanisms
Last updated