[CST-12043] feature: add primary bitstream switch

src/app/submission/objects/submission-objects.actions.ts

@@ -59,6 +59,7 @@ export const SubmissionObjectActionTypes = {
   // Upload file types
   NEW_FILE: type('dspace/submission/NEW_FILE'),
   EDIT_FILE_DATA: type('dspace/submission/EDIT_FILE_DATA'),
+  EDIT_FILE_PRIMARY_BITSTREAM_DATA: type('dspace/submission/EDIT_FILE_PRIMARY_BITSTREAM_DATA'),
   DELETE_FILE: type('dspace/submission/DELETE_FILE'),
 
   // Errors
@@ -760,6 +761,29 @@ export class NewUploadedFileAction implements Action {
   }
 }
 
+export class EditFilePrimaryBitstreamAction implements Action {
+  type = SubmissionObjectActionTypes.EDIT_FILE_PRIMARY_BITSTREAM_DATA;
+  payload: {
+    submissionId: string;
+    sectionId: string;
+    fileId: string;
+  };
+
+  /**
+   * Edit a file data
+   *
+   * @param submissionId
+   *    the submission's ID
+   * @param sectionId
+   *    the section's ID
+   * @param fileId
+   *    the file's ID
+   */
+  constructor(submissionId: string, sectionId: string, fileId: string) {
+    this.payload = { submissionId, sectionId, fileId: fileId };
+  }
+}
+
 export class EditFileDataAction implements Action {
   type = SubmissionObjectActionTypes.EDIT_FILE_DATA;
   payload: {
@@ -833,6 +857,7 @@ export type SubmissionObjectAction = DisableSectionAction
   | SectionStatusChangeAction
   | NewUploadedFileAction
   | EditFileDataAction
+  | EditFilePrimaryBitstreamAction
   | DeleteUploadedFileAction
   | InertSectionErrorsAction
   | DeleteSectionErrorsAction

src/app/submission/objects/submission-objects.reducer.ts

@@ -1,4 +1,4 @@
-import { hasValue, isEmpty, isNotEmpty, isNotNull, isUndefined } from '../../shared/empty.util';
+import { hasValue, isEmpty, isNotEmpty, isNotNull, isNull, isUndefined } from '../../shared/empty.util';
 import differenceWith from 'lodash/differenceWith';
 import findKey from 'lodash/findKey';
 import isEqual from 'lodash/isEqual';
@@ -14,6 +14,7 @@ import {
   DepositSubmissionSuccessAction,
   DisableSectionAction,
   EditFileDataAction,
+  EditFilePrimaryBitstreamAction,
   EnableSectionAction,
   InertSectionErrorsAction,
   InitSectionAction,
@@ -203,6 +204,10 @@ export function submissionObjectReducer(state = initialState, action: Submission
       return newFile(state, action as NewUploadedFileAction);
     }
 
+    case SubmissionObjectActionTypes.EDIT_FILE_PRIMARY_BITSTREAM_DATA: {
+      return editPrimaryBitstream(state, action as EditFilePrimaryBitstreamAction);
+    }
+
     case SubmissionObjectActionTypes.EDIT_FILE_DATA: {
       return editFileData(state, action as EditFileDataAction);
     }
@@ -735,6 +740,46 @@ function newFile(state: SubmissionObjectState, action: NewUploadedFileAction): S
   });
 }
 
+/**
+ * Edit primary bitstream.
+ *
+ * @param state
+ *    the current state
+ * @param action
+ *    an EditFilePrimaryBitstreamAction action
+ * @return SubmissionObjectState
+ *    the new state, with the edited file.
+ */
+function editPrimaryBitstream(state: SubmissionObjectState, action: EditFilePrimaryBitstreamAction): SubmissionObjectState {
+  const filesData = state[ action.payload.submissionId ].sections[ action.payload.sectionId ].data as WorkspaceitemSectionUploadObject;
+  const { submissionId, sectionId, fileId } = action.payload;
+
+  const fileIndex = findKey(filesData.files, { uuid: fileId });
+  if (isNull(fileIndex)) {
+    return state;
+  }
+
+  const submission = state[submissionId];
+  return {
+    ...state,
+    [submissionId]: {
+      ...submission,
+      sections: {
+        ...submission.sections,
+        [sectionId]: {
+          ...submission.sections[sectionId],
+          data: {
+            ...submission.sections[sectionId].data as WorkspaceitemSectionUploadObject,
+            primary: fileId
+          }
+        }
+      },
+      isLoading: submission.isLoading,
+      savePending: submission.savePending,
+    }
+  };
+}
+
 /**
  * Edit a file.
  *