import dataclasses
from typing import Any, Dict, Optional, Type

import marshmallow
import marshmallow.fields as mfields
import marshmallow.utils

from services.everest.definitions import fields as everest_fields
from starkware.cairo.lang.tracer.tracer_data import field_element_repr
from starkware.python.utils import from_bytes
from starkware.starknet.definitions import constants
from starkware.starknet.definitions.error_codes import StarknetErrorCode
from starkware.starknet.definitions.transaction_type import TransactionType
from starkware.starkware_utils.field_validators import (
    validate_max_length,
    validate_non_negative,
    validate_positive,
)
from starkware.starkware_utils.marshmallow_dataclass_fields import (
    BackwardCompatibleIntAsHex,
    BytesAsHex,
    EnumField,
    FrozenDictField,
    StrictRequiredInteger,
    VariadicLengthTupleField,
)
from starkware.starkware_utils.marshmallow_fields_metadata import sequential_id_metadata
from starkware.starkware_utils.validated_fields import OptionalField, RangeValidatedField

# Fields data: validation data, dataclass metadata.


# Common.

felt_as_hex_list_metadata = dict(
    marshmallow_field=mfields.List(everest_fields.FeltField.get_marshmallow_field())
)

felt_as_hex_bounded_list_metadata = dict(
    marshmallow_field=mfields.List(
        everest_fields.FeltField.get_marshmallow_field(),
        validate=validate_max_length(
            field_name="felt_list", max_length=constants.SIERRA_ARRAY_LEN_BOUND - 1
        ),
    )
)

felt_as_hex_or_str_list_metadata = dict(
    marshmallow_field=mfields.List(
        BackwardCompatibleIntAsHex(
            allow_decimal_loading=True, validate=everest_fields.FeltField.validate
        )
    )
)

felt_as_hex_or_str_bounded_list_metadata = dict(
    marshmallow_field=mfields.List(
        BackwardCompatibleIntAsHex(
            allow_decimal_loading=True, validate=everest_fields.FeltField.validate
        ),
        validate=validate_max_length(
            field_name="felt_list", max_length=constants.SIERRA_ARRAY_LEN_BOUND - 1
        ),
    )
)


def felt_formatter(hex_felt: str) -> str:
    return field_element_repr(val=int(hex_felt, 16), prime=everest_fields.FeltField.upper_bound)


def felt_formatter_from_int(int_felt: int) -> str:
    return field_element_repr(val=int_felt, prime=everest_fields.FeltField.upper_bound)


def new_class_hash_dict_keys_metadata(
    values_schema: Type[marshmallow.Schema],
) -> Dict[str, mfields.Dict]:
    return dict(
        marshmallow_field=mfields.Dict(
            keys=NewClassHashField,
            values=mfields.Nested(values_schema),
        )
    )


timestamp_metadata = dict(
    marshmallow_field=StrictRequiredInteger(validate=validate_non_negative("timestamp"))
)

calldata_metadata = felt_as_hex_or_str_bounded_list_metadata
signature_metadata = felt_as_hex_or_str_bounded_list_metadata
calldata_as_hex_metadata = felt_as_hex_bounded_list_metadata
retdata_as_hex_metadata = felt_as_hex_list_metadata


# Address.

AddressField = RangeValidatedField(
    lower_bound=constants.ADDRESS_LOWER_BOUND,
    upper_bound=constants.ADDRESS_UPPER_BOUND,
    name="Address",
    error_code=StarknetErrorCode.OUT_OF_RANGE_ADDRESS,
    formatter=hex,
)


def address_metadata(name: str, error_code: StarknetErrorCode) -> Dict[str, Any]:
    return dataclasses.replace(AddressField, name=name, error_code=error_code).metadata()


sequencer_address_metadata = address_metadata(
    name="Sequencer address", error_code=StarknetErrorCode.OUT_OF_RANGE_SEQUENCER_ADDRESS
)

OptionalSequencerAddressField = OptionalField(
    field=dataclasses.replace(
        AddressField,
        name="Sequencer address",
        error_code=StarknetErrorCode.OUT_OF_RANGE_SEQUENCER_ADDRESS,
    ),
    none_probability=0,
)
optional_sequencer_address_metadata = OptionalSequencerAddressField.metadata()

starknet_version_metadata = dict(
    marshmallow_field=mfields.String(required=False, load_default=None)
)

caller_address_metadata = address_metadata(
    name="Caller address", error_code=StarknetErrorCode.OUT_OF_RANGE_CALLER_ADDRESS
)

fee_token_address_metadata = address_metadata(
    name="Fee token address", error_code=StarknetErrorCode.OUT_OF_RANGE_CONTRACT_ADDRESS
)


# Nonce.

NonceField = RangeValidatedField(
    lower_bound=constants.NONCE_LOWER_BOUND,
    upper_bound=constants.NONCE_UPPER_BOUND,
    name="Nonce",
    error_code=StarknetErrorCode.OUT_OF_RANGE_NONCE,
    formatter=hex,
)
nonce_metadata = NonceField.metadata()

OptionalNonceField = OptionalField(field=NonceField, none_probability=0)
optional_nonce_metadata = OptionalNonceField.metadata()

non_required_nonce_metadata = NonceField.metadata(required=False, load_default=0)


# Block.

block_number_metadata = sequential_id_metadata(field_name="Block number", allow_previous_id=True)
default_optional_block_number_metadata = sequential_id_metadata(
    field_name="Block number", required=False, load_default=None
)

BlockHashField = RangeValidatedField(
    lower_bound=0,
    upper_bound=constants.BLOCK_HASH_UPPER_BOUND,
    name="Block hash",
    error_code=StarknetErrorCode.OUT_OF_RANGE_BLOCK_HASH,
    formatter=hex,
)
block_hash_metadata = BlockHashField.metadata()

OptionalBlockHashField = OptionalField(field=BlockHashField, none_probability=0)
optional_block_hash_metadata = OptionalBlockHashField.metadata()

default_optional_transaction_index_metadata = sequential_id_metadata(
    field_name="Transaction index", required=False, load_default=None
)

# L1Handler.

payload_metadata = felt_as_hex_list_metadata

# Used in the CallL1Handler, to solve compatibility bug.
FromAddressEthAddressField = BackwardCompatibleIntAsHex(
    allow_decimal_loading=True,
    allow_bytes_hex_loading=False,
    allow_int_loading=True,
    required=True,
    validate=everest_fields.EthAddressIntField.validate,
)

from_address_field_metadata = dict(
    marshmallow_field=FromAddressEthAddressField, field_name="from_address"
)

# Contract address.

L2AddressField = RangeValidatedField(
    lower_bound=constants.L2_ADDRESS_LOWER_BOUND,
    upper_bound=constants.L2_ADDRESS_UPPER_BOUND,
    name="Contract address",
    error_code=StarknetErrorCode.OUT_OF_RANGE_CONTRACT_ADDRESS,
    formatter=hex,
)


contract_address_metadata = L2AddressField.metadata(field_name="contract address")

OptionalL2AddressField = OptionalField(
    field=dataclasses.replace(L2AddressField, name="L2 address"), none_probability=0
)
optional_l2_address_metadata = OptionalL2AddressField.metadata()

ContractAddressSalt = everest_fields.felt(name_in_error_message="Contract salt")
contract_address_salt_metadata = ContractAddressSalt.metadata()


# Class hash (as bytes).


def validate_optional_class_hash(class_hash: Optional[bytes]):
    if class_hash is not None:
        validate_class_hash(class_hash=class_hash)


def validate_class_hash(class_hash: bytes):
    value = from_bytes(value=class_hash, byte_order="big")
    ClassHashIntField.validate(value=value, name="Class hash must represent a field element.")


ClassHashField = BytesAsHex(required=True, validate=validate_class_hash)

class_hash_metadata = dict(marshmallow_field=ClassHashField)

non_required_class_hash_metadata = dict(
    marshmallow_field=BytesAsHex(required=False, validate=validate_class_hash),
)

optional_class_hash_metadata = dict(
    marshmallow_field=BytesAsHex(
        required=False, load_default=None, validate=validate_optional_class_hash
    )
)


# Class hash (as integer).


ClassHashIntField = RangeValidatedField(
    lower_bound=0,
    upper_bound=constants.CLASS_HASH_UPPER_BOUND,
    name="class_hash",
    error_code=StarknetErrorCode.OUT_OF_RANGE_CLASS_HASH,
    formatter=hex,
)

OptionalClassHashIntField = OptionalField(field=ClassHashIntField, none_probability=0)


def class_hash_from_bytes(class_hash: bytes) -> str:
    return ClassHashIntField.format(from_bytes(class_hash))


# Class hash.


NewClassHashField = BackwardCompatibleIntAsHex(
    allow_decimal_loading=False,
    allow_bytes_hex_loading=True,
    required=True,
    validate=ClassHashIntField.validate,
)


new_class_hash_metadata = dict(marshmallow_field=NewClassHashField)


address_to_class_hash_metadata = dict(
    marshmallow_field=mfields.Dict(
        keys=L2AddressField.get_marshmallow_field(), values=NewClassHashField
    )
)

address_to_timestamp_metadata = dict(
    marshmallow_field=FrozenDictField(
        keys=L2AddressField.get_marshmallow_field(),
        values=StrictRequiredInteger(validate=validate_non_negative("timestamp")),
    ),
)


def validate_optional_new_class_hash(class_hash: Optional[int]):
    if class_hash is not None:
        ClassHashIntField.validate(class_hash)


OptionalNewClassHashField = BackwardCompatibleIntAsHex(
    allow_decimal_loading=False,
    allow_bytes_hex_loading=True,
    required=False,
    load_default=None,
    validate=validate_optional_new_class_hash,
)

optional_new_class_hash_metadata = dict(marshmallow_field=OptionalNewClassHashField)


class_hash_to_compiled_class_hash_metadata = dict(
    marshmallow_field=mfields.Dict(
        keys=ClassHashIntField.get_marshmallow_field(),
        values=ClassHashIntField.get_marshmallow_field(),
        load_default=dict,
    )
)


# Compiled Class hash.


CompiledClassHashField = RangeValidatedField(
    lower_bound=0,
    upper_bound=constants.COMPILED_CLASS_HASH_UPPER_BOUND,
    name="compiled_class_hash",
    error_code=StarknetErrorCode.OUT_OF_RANGE_COMPILED_CLASS_HASH,
    formatter=hex,
)
compiled_class_hash_metadata = CompiledClassHashField.metadata()

OptionalCompiledClassHashField = OptionalField(field=CompiledClassHashField, none_probability=0)
optional_compiled_class_hash_metadata = OptionalCompiledClassHashField.metadata()

# Entry point.

EntryPointSelectorField = RangeValidatedField(
    lower_bound=constants.ENTRY_POINT_SELECTOR_LOWER_BOUND,
    upper_bound=constants.ENTRY_POINT_SELECTOR_UPPER_BOUND,
    name="Entry point selector",
    error_code=StarknetErrorCode.OUT_OF_RANGE_ENTRY_POINT_SELECTOR,
    formatter=hex,
)
entry_point_selector_metadata = EntryPointSelectorField.metadata()

OptionalEntryPointSelectorField = OptionalField(field=EntryPointSelectorField, none_probability=0)
optional_entry_point_selector_metadata = OptionalEntryPointSelectorField.metadata()

EntryPointOffsetField = RangeValidatedField(
    lower_bound=constants.ENTRY_POINT_OFFSET_LOWER_BOUND,
    upper_bound=constants.ENTRY_POINT_OFFSET_UPPER_BOUND,
    name="Entry point offset",
    error_code=StarknetErrorCode.OUT_OF_RANGE_ENTRY_POINT_OFFSET,
    formatter=None,
)
entry_point_offset_metadata = EntryPointOffsetField.metadata()

EntryPointFunctionIdxField = RangeValidatedField(
    lower_bound=constants.ENTRY_POINT_FUNCTION_IDX_LOWER_BOUND,
    upper_bound=constants.ENTRY_POINT_FUNCTION_IDX_UPPER_BOUND,
    name="Entry point function_idx",
    error_code=StarknetErrorCode.OUT_OF_RANGE_ENTRY_POINT_FUNCTION_IDX,
    formatter=None,
)
entry_point_function_idx_metadata = EntryPointFunctionIdxField.metadata()

# Fee.

FeeField = RangeValidatedField(
    lower_bound=constants.FEE_LOWER_BOUND,
    upper_bound=constants.FEE_UPPER_BOUND,
    name="Fee",
    error_code=StarknetErrorCode.OUT_OF_RANGE_FEE,
    formatter=hex,
)
fee_metadata = FeeField.metadata(required=False, load_default=0)

OptionalFeeField = OptionalField(field=FeeField, none_probability=0)
optional_fee_metadata = OptionalFeeField.metadata()

# Gas price.

GasPriceField = RangeValidatedField(
    lower_bound=constants.GAS_PRICE_LOWER_BOUND,
    upper_bound=constants.GAS_PRICE_UPPER_BOUND,
    name="Gas price",
    error_code=StarknetErrorCode.OUT_OF_RANGE_GAS_PRICE,
    formatter=hex,
)
LOAD_DEFAULT_GAS_PRICE = 0
gas_price_metadata = GasPriceField.metadata(required=False, load_default=LOAD_DEFAULT_GAS_PRICE)


# Transaction version.

TransactionVersionField = RangeValidatedField(
    lower_bound=constants.TRANSACTION_VERSION_LOWER_BOUND,
    upper_bound=constants.TRANSACTION_VERSION_UPPER_BOUND,
    name="Transaction version",
    error_code=StarknetErrorCode.OUT_OF_RANGE_TRANSACTION_VERSION,
    formatter=hex,
)
non_required_tx_version_metadata = TransactionVersionField.metadata(required=False, load_default=0)

tx_version_metadata = TransactionVersionField.metadata()


# State root.

state_root_metadata = dict(marshmallow_field=BytesAsHex(required=True))
optional_state_root_metadata = dict(
    marshmallow_field=BytesAsHex(required=False, allow_none=True, load_default=None)
)


optional_state_diff_hash_metadata = dict(
    marshmallow_field=BytesAsHex(required=False, load_default=None)
)


# Declared contracts.

declared_contracts_metadata = dict(
    marshmallow_field=VariadicLengthTupleField(
        ClassHashIntField.get_marshmallow_field(),
        required=False,
        load_default=(),
    )
)


# Transaction hash.

TransactionHashField = RangeValidatedField(
    lower_bound=constants.TRANSACTION_HASH_LOWER_BOUND,
    upper_bound=constants.TRANSACTION_HASH_UPPER_BOUND,
    name="Transaction hash",
    error_code=StarknetErrorCode.OUT_OF_RANGE_TRANSACTION_HASH,
    formatter=hex,
)
transaction_hash_metadata = TransactionHashField.metadata()


# General config.

contract_storage_commitment_tree_height_metadata = dict(
    marshmallow_field=StrictRequiredInteger(
        validate=validate_positive("contract_storage_commitment_tree_height")
    )
)

compiled_class_hash_commitment_tree_height_metadata = dict(
    marshmallow_field=StrictRequiredInteger(
        validate=validate_positive("compiled_class_hash_commitment_tree_height")
    )
)

global_state_commitment_tree_height_metadata = dict(
    marshmallow_field=StrictRequiredInteger(
        validate=validate_non_negative("global_state_commitment_tree_height"),
    )
)

invoke_tx_n_steps_metadata = dict(
    marshmallow_field=StrictRequiredInteger(validate=validate_non_negative("invoke_tx_n_steps"))
)

validate_n_steps_metadata = dict(
    marshmallow_field=StrictRequiredInteger(validate=validate_non_negative("validate_n_steps"))
)

gas_price = dict(
    marshmallow_field=StrictRequiredInteger(validate=validate_non_negative("gas_price"))
)


# Nonces.

address_to_nonce_metadata = dict(
    marshmallow_field=mfields.Dict(
        keys=L2AddressField.get_marshmallow_field(),
        values=NonceField.get_marshmallow_field(),
        load_default=dict,
    )
)


# Storage.

storage_updates_metadata = dict(
    marshmallow_field=mfields.Dict(
        keys=L2AddressField.get_marshmallow_field(),
        values=mfields.Dict(
            keys=everest_fields.FeltField.get_marshmallow_field(),
            values=everest_fields.FeltField.get_marshmallow_field(),
        ),
    )
)


# ExecutionInfo.

name_to_resources_metadata = dict(
    marshmallow_field=FrozenDictField(
        keys=mfields.String(required=True),
        values=StrictRequiredInteger(validate=validate_non_negative("Resource value")),
        load_default=dict,
    )
)

optional_tx_type_metadata = dict(
    marshmallow_field=EnumField(
        enum_cls=TransactionType, required=False, load_default=None, allow_none=True
    )
)

failure_flag_metadata = everest_fields.FeltField.metadata(
    field_name="failure_flag", required=False, load_default=0
)
gas_consumed_metadata = everest_fields.FeltField.metadata(
    field_name="gas_consumed", required=False, load_default=0
)

# Commitment info.


commitment_facts_metadata = dict(
    marshmallow_field=FrozenDictField(
        keys=everest_fields.FeltField.get_marshmallow_field(),
        values=VariadicLengthTupleField(everest_fields.FeltField.get_marshmallow_field()),
        load_default=dict,
    )
)
