add missing error handling file

src/utils/ProviderErrors.ts

@@ -0,0 +1,58 @@
+const PREDEFINED_ERRORS = {
+  datasets: {
+    invalid: 'Datasets is not a list, as expected'
+  },
+  algorithm: {
+    missing_meta_documentId: 'Either algorithm metadata, or algorithm DID are missing.',
+    did_not_found: 'Either algorithm metadata, or algorithm DID are missing.',
+    not_algo: 'Either algorithm metadata, or algorithm DID are missing.',
+    in_use_or_not_on_chain: 'Either algorithm metadata, or algorithm DID are missing.',
+    meta_oneof_url_rawcode_remote:
+      'Either algorithm metadata, or algorithm DID are missing.'
+  },
+  error: {
+    not_trusted_algo_publisher:
+      "The owner of the algorithm's DDO is not a trusted algorithms publishers list.",
+    not_trusted_algo:
+      "The algorithm's DID is not in the asset's trusted algorithms dictionary. ",
+    no_publisherTrustedAlgorithms:
+      "The algorithm's key publisherTrustedAlgorithms does not exist in the algorithm's DDO.",
+    algorithm_file_checksum_mismatch:
+      "filesChecksum from the algorithm's DDO is invalid.",
+    algorithm_container_checksum_mismatch:
+      "The containerChecksum from the algorithm's DDO is invalid.",
+    no_raw_algo_allowed: 'The asset does not allow raw algorithms to be run on it.',
+    'Asset malformed':
+      'The asset published on chain is malformed, missing some required keys or not compliant with our schemas.',
+    'Asset is not consumable.':
+      'Assets metadata status is not in the range of valid status codes for assets. The recognized states for the metadata are defined on our docs.',
+    'DID is not a valid algorithm.':
+      'Either the algorithm assets DID is incorrectly typed, either the algorithm timeout expired.',
+    'Compute environment does not exist.':
+      'The compute environment provided by the user does not exist, it is not served by our compute-to-data feature. The user can use get_c2d_environments to check the list of available compute environments.',
+    'The validUntil value is not correct.': 'validUntil value is most probably expired.'
+  },
+  order: {
+    fees_not_paid: ' Provider fees are not paid.'
+  }
+}
+
+export function getErrorMessage(error: Object): string {
+  console.log('lib error', error)
+  const key = Object.keys(error)[0]
+  console.log('lib error key', key)
+  if (key === 'error') {
+    const message = error[key]
+    console.log('lib error message', message)
+    const errorMessage =
+      PREDEFINED_ERRORS[key][message] || `Provider request failed: ${message}`
+    return errorMessage
+  } else {
+    const errorObject = error[key]
+    console.log('lib error message', errorObject)
+    const messagekey = Object.keys(error)[1]
+    console.log('lib error message', messagekey)
+    const errorMessage = error[messagekey]
+    return `${errorMessage} : ${errorObject}`
+  }
+}

src/utils/index.ts

@@ -8,3 +8,4 @@ export * from './Logger'
 export * from './minAbi'
 export * from './SignatureUtils'
 export * from './TokenUtils'
+export * from './ProviderErrors'