joystream-lib/storage.ts

import { ApiPromise } from "@polkadot/api";
import {
  Bag,
  BagId,
  Cid,
  DynamicBagType,
  DynamicBagCreationPolicy,
  DataObject,
  DataObjectId,
  StorageBucket,
  StorageBucketId,
  DistributionBucket,
  DistributionBucketIndex,
  DistributionBucketFamily,
  DistributionBucketFamilyId,
} from "@joystream/types/storage";
import { Hash } from "@polkadot/types/interfaces";

export const uploadingBlocked = (api: ApiPromise): Promise<boolean> =>
  api.query.storage.uploadingBlocked() as any;

export const getBlacklist = (api: ApiPromise): Promise<Cid[]> =>
  api.query.storage.blacklist() as any;

export const getBlacklistSize = (api: ApiPromise): Promise<number> =>
  api.query.storage.currentBlacklistSize() as any;

export const maxStorageBucketsPerBag = (api: ApiPromise): Promise<number> =>
  api.query.storage.storageBucketsPerBagLimit() as any;

export const maxDistributionBucketsPerBag = (
  api: ApiPromise
): Promise<number> => api.query.storage.distributionBucketsPerBagLimit() as any;

export const maxStorageBucketObjects = (api: ApiPromise): Promise<number> =>
  api.query.storage.voucherMaxObjectsNumberLimit() as any;

export const maxStorageBucketSize = (api: ApiPromise): Promise<number> =>
  api.query.storage.voucherMaxObjectsSizeLimit() as any;

export const feePerMegabyte = (api: ApiPromise): Promise<number> =>
  api.query.storage.dataObjectPerMegabyteFee() as any;

export const getDynamicBagPolicy = (
  api: ApiPromise,
  type?: DynamicBagType | "Member" | "Channel" | number
): Promise<
  DynamicBagCreationPolicy | Map<DynamicBagType, DynamicBagCreationPolicy>
> =>
  type
    ? (api.query.storage.dynamicBagCreationPolicies(type) as any)
    : api.query.storage.dynamicBagCreationPolicies.entries();

export const getNextDataObject = (api: ApiPromise): Promise<DataObjectId> =>
  api.query.storage.nextDataObjectId() as Promise<DataObjectId>;

export const getNextStorageBucket = (
  api: ApiPromise
): Promise<StorageBucketId> =>
  api.query.storage.nextStorageBucketId() as Promise<StorageBucketId>;

export const getNextDistributionFamily = (
  api: ApiPromise
): Promise<DistributionBucketFamilyId> =>
  api.query.storage.nextDistributionBucketFamilyId() as Promise<DistributionBucketFamilyId>;

// video + cover are contained in one bag
export const getBag = (
  api: ApiPromise,
  bagId: BagId | { Static: any } | { Dynamic: any } | string | number
): Promise<Bag> => api.query.storage.bags(bagId) as any;

export const getBags = async (api: ApiPromise): Promise<Map<BagId, Bag>> =>
  api.query.storage.bags.entries() as any;

export const getObject = (
  api: ApiPromise,
  bagId: BagId | { Static: any } | { Dynamic: any } | string | number,
  objectId: DataObjectId | number
): Promise<Map<DataObjectId, DataObject>> =>
  api.query.storage.dataObjectsById(bagId, objectId) as any;

export const getBagObjects = (
  api: ApiPromise,
  bagId: BagId | { Static: any } | { Dynamic: any } | string | number
): Promise<Map<[BagId, DataObjectId], DataObject>> =>
  api.query.storage.dataObjectsById.entries(bagId) as any;

// storage
export const getStorageBucket = (
  api: ApiPromise,
  bucketId: StorageBucketId | Hash,
  hash?: Hash
): Promise<StorageBucket> =>
  (hash
    ? api.query.storage.storageBucketById.at(hash, bucketId)
    : api.query.storage.storageBucketById(bucketId)) as Promise<StorageBucket>;

export const getStorageBuckets = (
    api: ApiPromise
): Promise<Map<StorageBucketId, StorageBucket>> => api.query.storage.storageBucketById.entries<StorageBucket>().then((entries) => entries.map(([{
        args: [id],
    }, bucket]) => [id, bucket]
)) as Promise<Map<StorageBucketId, StorageBucket>>

// distribution
export const getDistributionFamilyNumber = (api: ApiPromise): Promise<number> =>
  api.query.storage.distributionBucketFamilyNumber() as any;

export const getDistributionFamilyBuckets = (
  api: ApiPromise,
  familyId: DistributionBucketFamilyId | number
): Promise<Map<DistributionBucketIndex, DistributionBucket>> =>
  api.query.storage.distributionBucketByFamilyIdById.entries(familyId) as any;

export const getDistributionFamilyBucket = (
  api: ApiPromise,
  familyId: DistributionBucketFamilyId | number,
  bucketIndex: DistributionBucketIndex | number
): Promise<DistributionBucket> =>
  api.query.storage.distributionBucketByFamilyIdById(
    familyId,
    bucketIndex
  ) as Promise<DistributionBucket>;

export const getDistributionFamilies = (
  api: ApiPromise
): Promise<Map<DistributionBucketFamilyId, DistributionBucketFamily>> =>
  api.query.storage.distributionBucketFamilyById.entries() as any;

export const getDistributionFamily = async (
  api: ApiPromise,
  familyId: DistributionBucketFamilyId | number
): Promise<DistributionBucketFamily> =>
  (await api.query.storage.distributionBucketFamilyById(
    familyId
  )) as DistributionBucketFamily;