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// KILT Blockchain – https://botlabs.org
// Copyright (C) 2019-2024 BOTLabs GmbH

// The KILT Blockchain is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.

// The KILT Blockchain is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.

// You should have received a copy of the GNU General Public License
// along with this program.  If not, see <https://www.gnu.org/licenses/>.

// If you feel like getting in touch with us, you can do so at info@botlabs.org
use parity_scale_codec::{Decode, Encode, MaxEncodedLen};
use scale_info::TypeInfo;
use sp_runtime::DispatchError;
use sp_weights::Weight;

use attestation::AttestationAccessControl;
use public_credentials::PublicCredentialsAccessControl;

#[derive(Clone, Debug, Encode, Decode, PartialEq, Eq, TypeInfo, MaxEncodedLen)]
pub enum AuthorizationId<DelegationId> {
	Delegation(DelegationId),
}

#[derive(Clone, Debug, Encode, Decode, PartialEq, Eq, TypeInfo, MaxEncodedLen)]
pub enum PalletAuthorize<DelegationAc> {
	Delegation(DelegationAc),
}

impl<AttesterId, DelegationAc, DelegationId, Ctype, ClaimHash>
	AttestationAccessControl<AttesterId, AuthorizationId<DelegationId>, Ctype, ClaimHash> for PalletAuthorize<DelegationAc>
where
	DelegationAc: AttestationAccessControl<AttesterId, DelegationId, Ctype, ClaimHash>,
{
	fn can_attest(&self, who: &AttesterId, ctype: &Ctype, claim: &ClaimHash) -> Result<Weight, DispatchError> {
		let PalletAuthorize::Delegation(ac) = self;
		ac.can_attest(who, ctype, claim)
	}

	fn can_revoke(
		&self,
		who: &AttesterId,
		ctype: &Ctype,
		claim: &ClaimHash,
		auth_id: &AuthorizationId<DelegationId>,
	) -> Result<Weight, DispatchError> {
		let (PalletAuthorize::Delegation(ac), AuthorizationId::Delegation(auth_id)) = (self, auth_id);
		ac.can_revoke(who, ctype, claim, auth_id)
	}

	fn can_remove(
		&self,
		who: &AttesterId,
		ctype: &Ctype,
		claim: &ClaimHash,
		auth_id: &AuthorizationId<DelegationId>,
	) -> Result<Weight, DispatchError> {
		let (PalletAuthorize::Delegation(ac), AuthorizationId::Delegation(auth_id)) = (self, auth_id);
		ac.can_remove(who, ctype, claim, auth_id)
	}

	fn authorization_id(&self) -> AuthorizationId<DelegationId> {
		let PalletAuthorize::Delegation(ac) = self;
		AuthorizationId::Delegation(ac.authorization_id())
	}

	fn can_attest_weight(&self) -> Weight {
		let PalletAuthorize::Delegation(ac) = self;
		ac.can_attest_weight()
	}
	fn can_revoke_weight(&self) -> Weight {
		let PalletAuthorize::Delegation(ac) = self;
		ac.can_revoke_weight()
	}
	fn can_remove_weight(&self) -> Weight {
		let PalletAuthorize::Delegation(ac) = self;
		ac.can_remove_weight()
	}
}

impl<AttesterId, DelegationAc, DelegationId, Ctype, CredentialId>
	PublicCredentialsAccessControl<AttesterId, AuthorizationId<DelegationId>, Ctype, CredentialId>
	for PalletAuthorize<DelegationAc>
where
	DelegationAc: PublicCredentialsAccessControl<AttesterId, DelegationId, Ctype, CredentialId>,
{
	fn can_issue(
		&self,
		who: &AttesterId,
		ctype: &Ctype,
		credential_id: &CredentialId,
	) -> Result<Weight, DispatchError> {
		let PalletAuthorize::Delegation(ac) = self;
		ac.can_issue(who, ctype, credential_id)
	}

	fn can_revoke(
		&self,
		who: &AttesterId,
		ctype: &Ctype,
		credential_id: &CredentialId,
		auth_id: &AuthorizationId<DelegationId>,
	) -> Result<Weight, DispatchError> {
		let (PalletAuthorize::Delegation(ac), AuthorizationId::Delegation(auth_id)) = (self, auth_id);
		ac.can_revoke(who, ctype, credential_id, auth_id)
	}

	fn can_unrevoke(
		&self,
		who: &AttesterId,
		ctype: &Ctype,
		credential_id: &CredentialId,
		auth_id: &AuthorizationId<DelegationId>,
	) -> Result<Weight, DispatchError> {
		let (PalletAuthorize::Delegation(ac), AuthorizationId::Delegation(auth_id)) = (self, auth_id);
		ac.can_unrevoke(who, ctype, credential_id, auth_id)
	}

	fn can_remove(
		&self,
		who: &AttesterId,
		ctype: &Ctype,
		credential_id: &CredentialId,
		auth_id: &AuthorizationId<DelegationId>,
	) -> Result<Weight, DispatchError> {
		let (PalletAuthorize::Delegation(ac), AuthorizationId::Delegation(auth_id)) = (self, auth_id);
		ac.can_remove(who, ctype, credential_id, auth_id)
	}

	fn authorization_id(&self) -> AuthorizationId<DelegationId> {
		let PalletAuthorize::Delegation(ac) = self;
		AuthorizationId::Delegation(ac.authorization_id())
	}

	fn can_issue_weight(&self) -> Weight {
		let PalletAuthorize::Delegation(ac) = self;
		ac.can_issue_weight()
	}
	fn can_revoke_weight(&self) -> Weight {
		let PalletAuthorize::Delegation(ac) = self;
		ac.can_revoke_weight()
	}

	fn can_unrevoke_weight(&self) -> Weight {
		let PalletAuthorize::Delegation(ac) = self;
		ac.can_unrevoke_weight()
	}
	fn can_remove_weight(&self) -> Weight {
		let PalletAuthorize::Delegation(ac) = self;
		ac.can_remove_weight()
	}
}