Added import tier to members import modal (#17492)

refs https://github.com/TryGhost/Product/issues/3629

ghost/admin/app/components/gh-members-import-mapping-input.js

@@ -1,5 +1,6 @@
 import Component from '@glimmer/component';
 import {action} from '@ember/object';
+import {inject as service} from '@ember/service';
 import {tracked} from '@glimmer/tracking';
 
 const FIELD_MAPPINGS = [
@@ -14,7 +15,13 @@ const FIELD_MAPPINGS = [
 ];
 
 export default class extends Component {
-    @tracked availableFields = FIELD_MAPPINGS;
+    @service feature;
+    @tracked availableFields = [
+        ...FIELD_MAPPINGS,
+        ...(
+            this.feature.importMemberTier ? [{label: 'Tier', value: 'import_tier'}] : []
+        )
+    ];
 
     get mapTo() {
         return this.args.mapTo;

ghost/admin/app/services/member-import-validator.js

@@ -6,6 +6,7 @@ import {isEmpty} from '@ember/utils';
 @classic
 export default class MemberImportValidatorService extends Service {
     @service ajax;
+    @service feature;
     @service membersUtils;
 
     @service ghostPaths;
@@ -22,6 +23,7 @@ export default class MemberImportValidatorService extends Service {
      * If the data contains 30 rows or fewer, all rows should be validated.
      *
      * @param {Array} data JSON objects mapped from CSV file
+     * @param {number} validationSampleSize number of rows to sample
      */
     _sampleData(data, validationSampleSize = 30) {
         let validatedSet = [{}];
@@ -86,13 +88,17 @@ export default class MemberImportValidatorService extends Service {
             'created_at'
         ];
 
+        if (this.feature.importMemberTier) {
+            supportedTypes.push('import_tier');
+        }
+
         const autoDetectedTypes = [
             'email'
         ];
 
         let mapping = {};
         let i = 0;
-        // loopping through all sampled data until needed data types are detected
+        // looping through all sampled data until needed data types are detected
         while (i <= (data.length - 1)) {
             if (mapping.email && mapping.stripe_customer_id) {
                 break;

ghost/members-csv/lib/unparse.js

@@ -55,6 +55,7 @@ const unparse = (members, columns = DEFAULT_COLUMNS.slice()) => {
             deleted_at: member.deleted_at,
             labels: labels,
             tiers: tiers,
+            import_tier: member.import_tier || null,
             error: member.error || null
         };
     });

ghost/members-importer/lib/MembersCSVImporter.js

@@ -21,7 +21,8 @@ const DEFAULT_CSV_HEADER_MAPPING = {
     created_at: 'created_at',
     complimentary_plan: 'complimentary_plan',
     stripe_customer_id: 'stripe_customer_id',
-    labels: 'labels'
+    labels: 'labels',
+    import_tier: 'import_tier'
 };
 
 module.exports = class MembersCSVImporter {