🎨 Restructure funding functions file

pallets/funding/src/benchmarking.rs

@@ -2124,7 +2124,7 @@ mod benchmarks {
 
 		#[block]
 		{
-			Pallet::<T>::do_community_funding(project_id).unwrap();
+			Pallet::<T>::do_start_community_funding(project_id).unwrap();
 		}
 
 		// * validity checks *
@@ -2185,7 +2185,7 @@ mod benchmarks {
 
 		#[block]
 		{
-			Pallet::<T>::do_remainder_funding(project_id).unwrap();
+			Pallet::<T>::do_start_remainder_funding(project_id).unwrap();
 		}
 
 		// * validity checks *

pallets/funding/src/functions/1_application.rs

@@ -0,0 +1,150 @@
+use super::*;
+
+impl<T: Config> Pallet<T> {
+	fn project_validation(
+		project_metadata: ProjectMetadataOf<T>,
+		issuer: AccountIdOf<T>,
+		did: Did,
+	) -> Result<(ProjectMetadataOf<T>, ProjectDetailsOf<T>, BucketOf<T>), DispatchError> {
+		if let Err(error) = project_metadata.is_valid() {
+			let pallet_error = match error {
+				MetadataError::PriceTooLow => Error::<T>::PriceTooLow,
+				MetadataError::TicketSizeError => Error::<T>::TicketSizeError,
+				MetadataError::ParticipationCurrenciesError => Error::<T>::ParticipationCurrenciesError,
+				MetadataError::AllocationSizeError => Error::<T>::AllocationSizeError,
+				MetadataError::AuctionRoundPercentageError => Error::<T>::AuctionRoundPercentageError,
+				MetadataError::FundingTargetTooLow => Error::<T>::FundingTargetTooLow,
+				MetadataError::FundingTargetTooHigh => Error::<T>::FundingTargetTooHigh,
+				MetadataError::CidNotProvided => Error::<T>::CidNotProvided,
+				MetadataError::BadDecimals => Error::<T>::BadDecimals,
+				MetadataError::BadTokenomics => Error::<T>::BadTokenomics,
+			};
+			return Err(pallet_error.into());
+		}
+		let total_allocation_size = project_metadata.total_allocation_size;
+
+		// * Calculate new variables *
+		let now = <frame_system::Pallet<T>>::block_number();
+
+		let fundraising_target =
+			project_metadata.minimum_price.checked_mul_int(total_allocation_size).ok_or(Error::<T>::BadMath)?;
+
+		let project_details = ProjectDetails {
+			issuer_account: issuer.clone(),
+			issuer_did: did.clone(),
+			is_frozen: false,
+			weighted_average_price: None,
+			fundraising_target_usd: fundraising_target,
+			status: ProjectStatus::Application,
+			phase_transition_points: PhaseTransitionPoints::new(now),
+			remaining_contribution_tokens: project_metadata.total_allocation_size,
+			funding_amount_reached_usd: BalanceOf::<T>::zero(),
+			evaluation_round_info: EvaluationRoundInfoOf::<T> {
+				total_bonded_usd: Zero::zero(),
+				total_bonded_plmc: Zero::zero(),
+				evaluators_outcome: EvaluatorsOutcome::Unchanged,
+			},
+			funding_end_block: None,
+			parachain_id: None,
+			migration_readiness_check: None,
+			hrmp_channel_status: HRMPChannelStatus {
+				project_to_polimec: ChannelStatus::Closed,
+				polimec_to_project: ChannelStatus::Closed,
+			},
+		};
+
+		let bucket: BucketOf<T> = Self::create_bucket_from_metadata(&project_metadata)?;
+
+		Ok((project_metadata, project_details, bucket))
+	}
+
+	#[transactional]
+	pub fn do_create_project(
+		issuer: &AccountIdOf<T>,
+		project_metadata: ProjectMetadataOf<T>,
+		did: Did,
+	) -> DispatchResult {
+		// * Get variables *
+		let project_id = NextProjectId::<T>::get();
+		let maybe_active_project = DidWithActiveProjects::<T>::get(did.clone());
+
+		// * Validity checks *
+		ensure!(maybe_active_project == None, Error::<T>::HasActiveProject);
+
+		let (project_metadata, project_details, bucket) =
+			Self::project_validation(project_metadata, issuer.clone(), did.clone())?;
+
+		// Each project needs an escrow system account to temporarily hold the USDT/USDC. We need to create it by depositing `ED` amount of PLMC into it.
+		// This should be paid by the issuer.
+		let escrow_account = Self::fund_account_id(project_id);
+		// transfer ED from issuer to escrow
+		T::NativeCurrency::transfer(
+			issuer,
+			&escrow_account,
+			<T as pallet_balances::Config>::ExistentialDeposit::get(),
+			Preservation::Preserve,
+		)
+		.map_err(|_| Error::<T>::IssuerNotEnoughFunds)?;
+
+		// * Update storage *
+		ProjectsMetadata::<T>::insert(project_id, project_metadata.clone());
+		ProjectsDetails::<T>::insert(project_id, project_details);
+		Buckets::<T>::insert(project_id, bucket);
+		NextProjectId::<T>::mutate(|n| n.saturating_inc());
+		DidWithActiveProjects::<T>::set(did, Some(project_id));
+
+		// * Emit events *
+		Self::deposit_event(Event::ProjectCreated { project_id, issuer: issuer.clone(), metadata: project_metadata });
+
+		Ok(())
+	}
+
+	#[transactional]
+	pub fn do_edit_project(
+		issuer: AccountIdOf<T>,
+		project_id: ProjectId,
+		new_project_metadata: ProjectMetadataOf<T>,
+	) -> DispatchResult {
+		// * Get variables *
+		let project_details = ProjectsDetails::<T>::get(project_id).ok_or(Error::<T>::ProjectDetailsNotFound)?;
+
+		// * Validity checks *
+		ensure!(project_details.issuer_account == issuer, Error::<T>::NotIssuer);
+		ensure!(!project_details.is_frozen, Error::<T>::ProjectIsFrozen);
+
+		// * Calculate new variables *
+		let (new_project_metadata, project_details, bucket) =
+			Self::project_validation(new_project_metadata, issuer.clone(), project_details.issuer_did.clone())?;
+
+		// * Update storage *
+		ProjectsMetadata::<T>::insert(project_id, new_project_metadata.clone());
+		ProjectsDetails::<T>::insert(project_id, project_details);
+		Buckets::<T>::insert(project_id, bucket);
+
+		// * Emit events *
+		Self::deposit_event(Event::MetadataEdited { project_id, metadata: new_project_metadata });
+
+		Ok(())
+	}
+
+	#[transactional]
+	pub fn do_remove_project(issuer: AccountIdOf<T>, project_id: ProjectId, did: Did) -> DispatchResult {
+		// * Get variables *
+		let project_details = ProjectsDetails::<T>::get(project_id).ok_or(Error::<T>::ProjectDetailsNotFound)?;
+
+		// * Validity checks *
+		ensure!(project_details.issuer_account == issuer, Error::<T>::NotIssuer);
+		ensure!(project_details.is_frozen.not(), Error::<T>::ProjectIsFrozen);
+
+		// * Update storage *
+		ProjectsDetails::<T>::remove(project_id);
+		ProjectsMetadata::<T>::remove(project_id);
+		DidWithActiveProjects::<T>::set(did, None);
+		Buckets::<T>::remove(project_id);
+
+		// * Emit events *
+		Self::deposit_event(Event::ProjectRemoved { project_id, issuer });
+
+		Ok(())
+	}
+}