1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131

use fuel_core_storage::{
    tables::{
        Coins,
        ContractsAssets,
        ContractsInfo,
        ContractsLatestUtxo,
        ContractsRawCode,
        ContractsState,
        FuelBlocks,
        Messages,
        Receipts,
        SpentMessages,
        Transactions,
    },
    transactional::Transactional,
    vm_storage::VmStorageRequirements,
    Error as StorageError,
    MerkleRootStorage,
    StorageInspect,
    StorageMutate,
    StorageRead,
};

use fuel_core_types::{
    blockchain::primitives::DaBlockHeight,
    entities::message::Message,
    fuel_tx,
    fuel_tx::{
        Address,
        Bytes32,
        TxId,
        UniqueIdentifier,
    },
    fuel_types::{
        BlockHeight,
        ChainId,
        Nonce,
    },
    fuel_vm::checked_transaction::CheckedTransaction,
    services::txpool::TransactionStatus,
};

use fuel_core_types::fuel_tx::ContractId;

/// The wrapper around either `Transaction` or `CheckedTransaction`.
pub enum MaybeCheckedTransaction {
    CheckedTransaction(CheckedTransaction),
    Transaction(fuel_tx::Transaction),
}

impl MaybeCheckedTransaction {
    pub fn id(&self, chain_id: &ChainId) -> TxId {
        match self {
            MaybeCheckedTransaction::CheckedTransaction(CheckedTransaction::Script(
                tx,
            )) => tx.id(),
            MaybeCheckedTransaction::CheckedTransaction(CheckedTransaction::Create(
                tx,
            )) => tx.id(),
            MaybeCheckedTransaction::CheckedTransaction(CheckedTransaction::Mint(tx)) => {
                tx.id()
            }
            MaybeCheckedTransaction::Transaction(tx) => tx.id(chain_id),
        }
    }
}

pub trait TransactionsSource {
    /// Returns the next batch of transactions to satisfy the `gas_limit`.
    fn next(&self, gas_limit: u64) -> Vec<MaybeCheckedTransaction>;
}

pub trait RelayerPort {
    /// Get a message from the relayer if it has been
    /// synced and is <= the given da height.
    fn get_message(
        &self,
        id: &Nonce,
        da_height: &DaBlockHeight,
    ) -> anyhow::Result<Option<Message>>;
}

pub trait MessageIsSpent:
    StorageInspect<SpentMessages, Error = StorageError>
    + StorageInspect<Messages, Error = StorageError>
{
    type Error;

    fn message_is_spent(&self, nonce: &Nonce) -> Result<bool, StorageError>;
}

pub trait TxIdOwnerRecorder {
    type Error;

    fn record_tx_id_owner(
        &self,
        owner: &Address,
        block_height: BlockHeight,
        tx_idx: u16,
        tx_id: &Bytes32,
    ) -> Result<Option<Bytes32>, Self::Error>;

    fn update_tx_status(
        &self,
        id: &Bytes32,
        status: TransactionStatus,
    ) -> Result<Option<TransactionStatus>, Self::Error>;
}

// TODO: Remove `Clone` bound
pub trait ExecutorDatabaseTrait<D>:
    StorageMutate<FuelBlocks, Error = StorageError>
    + StorageMutate<Receipts, Error = StorageError>
    + StorageMutate<Transactions, Error = StorageError>
    + MerkleRootStorage<ContractId, ContractsAssets>
    + StorageInspect<ContractsAssets, Error = StorageError>
    + MessageIsSpent<Error = StorageError>
    + StorageMutate<Coins, Error = StorageError>
    + StorageMutate<SpentMessages, Error = StorageError>
    + StorageMutate<ContractsLatestUtxo, Error = StorageError>
    + StorageMutate<Messages, Error = StorageError>
    + StorageMutate<ContractsRawCode, Error = StorageError>
    + StorageRead<ContractsRawCode, Error = StorageError>
    + StorageMutate<ContractsInfo, Error = StorageError>
    + MerkleRootStorage<ContractId, ContractsState, Error = StorageError>
    + VmStorageRequirements<Error = StorageError>
    + Transactional<Storage = D>
    + TxIdOwnerRecorder<Error = StorageError>
    + Clone
{
}