Better combination of repeating groups with metadata, including working out all the fields from model and extrameta

package-lock.json

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package.json

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+		"@angular/core": "^7.1.1",
+		"@angular/forms": "^7.1.1",
+		"@angular/http": "^7.1.1",
+		"@angular/platform-browser": "^7.1.1",
+		"@angular/platform-browser-dynamic": "^7.1.1",
+		"@angular/router": "^7.1.1",
+		"@ng-bootstrap/ng-bootstrap": "^4.0.0",
+		"@progress/kendo-angular-dateinputs": "^3.5.1",
+		"@progress/kendo-angular-intl": "^1.6.1",
+		"@progress/kendo-angular-l10n": "^1.3.0",
+		"@progress/kendo-theme-bootstrap": "^2.17.0",
+		"angular-super-validator": "^2.0.0",
+		"core-js": "^2.6.0",
+		"json-formatter-js": "^2.2.1",
+		"lodash": "^4.17.11",
+		"rxjs": "^6.3.3",
+		"rxjs-compat": "^6.3.3",
+		"zone.js": "^0.8.26"
+	},
+	"devDependencies": {
+		"@angular-devkit/build-angular": "~0.11.1",
+		"@angular/cli": "~7.1.1",
+		"@angular/compiler-cli": "^7.1.1",
+		"@angular/language-service": "^7.1.1",
+		"@types/jasmine": "~3.3.1",
+		"@types/jasminewd2": "~2.0.6",
+		"@types/lodash": "^4.14.119",
+		"@types/node": "~10.12.12",
+		"codelyzer": "^4.5.0",
+		"jasmine-core": "~3.3.0",
+		"jasmine-spec-reporter": "~4.2.1",
+		"karma": "~3.1.3",
+		"karma-chrome-launcher": "~2.2.0",
+		"karma-coverage-istanbul-reporter": "^2.0.4",
+		"karma-jasmine": "~2.0.1",
+		"karma-jasmine-html-reporter": "^1.4.0",
+		"protractor": "^5.4.1",
+		"rxjs-tslint": "^0.1.6",
+		"ts-node": "~7.0.1",
+		"tslint": "~5.11.0",
+		"typescript": "3.1.6"
+	}
 }

src/app/_mock/testfields.v12.ts

@@ -24,7 +24,7 @@ const meta = {
 		seed: { class: 'short-field' },
 		minRepeat: 1,
 		maxRepeat: 5,
-		initialRepeat: 2,
+		initialRepeat: 3,
 		showAddControl: true,
 		showDeleteControl: true,
 		meta: [
@@ -33,6 +33,7 @@ const meta = {
 				b: { type: 'textarea', label: 'Bee' },
 				c: {},
 				d: {},
+				e: { type: 'textarea', label: 'Eeezer Good' },
 			}
 		]
 	}

src/app/dynaform/services/_formdata-utils.ts

@@ -24,6 +24,7 @@
 import { FormBuilder, FormGroup, FormArray, FormControl, AbstractControlOptions } from '@angular/forms';
 import { cloneDeep, omit, reduce } from 'lodash/fp';
 import * as fmdModels from '../models/field.model';
+import { ComponentFactoryResolver } from '@angular/core/src/render3';
 
 
 // ---------------------------------------------------------------------------------------------------------------------
@@ -80,19 +81,34 @@ const combineExtraMeta = (metaG, extraMeta, createFromExtra = false, containerSe
 				const repeatInAutoMeta = Array.isArray(metaFoG.meta) ? metaFoG.meta.length : 0;
 				const repeatInExtraMeta = val['initialRepeat'] || val['minRepeat'];
 				const repeat = Math.max(repeatInAutoMeta, repeatInExtraMeta);
-				console.log('repeat is', repeat);
 
-				// Extend array from model (if any) to length repeat, adding with empty values
-				const repeatingGroup = repeatInAutoMeta ? 
-					[ ...metaFoG.meta, ...Array(repeat - repeatInAutoMeta).fill(metaFoG.meta[0]) ] // RETHING DEFAULT HERE - its first val from data repeated
-					:
-					Array(repeat).fill({});
-				console.log('repeatingGroup is', repeatingGroup);
-				metaFoG.meta = repeatingGroup.map(metaG => combineExtraMeta(metaG.meta, val['meta'][0], createFromExtra, val['seed']));
-				const extra = omit(['meta', 'seed'], val);
-				console.log(val, extra);
+				// If creating from extra, make sure all group members have all keys in both model and meta (as this is a repeating group)
+				const keysFromModel = repeatInAutoMeta ? Object.keys(metaFoG.meta[0].meta) : [];
+				const keysFromExtraMeta = val['meta'] && val['meta'][0] ? Object.keys(val['meta'][0]) : [];
+				const keysToInclude = createFromExtra ? Array.from(new Set([...keysFromModel, ...keysFromExtraMeta])) : keysFromModel;
+				const baseObjWithAllKeys = autoMeta(keysToInclude.reduce((acc, key) => addProp(acc, key, ''), {}));
+				metaFoG.meta = metaFoG.meta.map( rcMem => ({ ...rcMem, meta: { ...baseObjWithAllKeys, ...rcMem.meta } }) ); // Add extra keys to model meta
+
+				// Extend array from model (if any) to length repeat
+				const repeatedGroup = repeatInAutoMeta ? 
+					[ ...metaFoG.meta, ...Array(repeat - repeatInAutoMeta).fill({ meta: baseObjWithAllKeys }) ] :
+					Array(repeat).fill({ meta: baseObjWithAllKeys });
+				const fullyNamedRepeatedGroup = repeatedGroup.map((rgMem, i) => rgMem.name ? rgMem : { name: `group${i + 1}`, ...rgMem });
+
+				metaFoG.meta = fullyNamedRepeatedGroup;
+				const extra = {
+					...omit(['meta', 'seed'], val),
+					meta: metaFoG.meta.map(
+						rgMem => combineExtraMeta(
+							rgMem.meta,
+							val['meta'][0],
+							createFromExtra,
+							val['seed'] || containerSeed
+						)
+					)
+				};
 				combinedMeta[key] = combineMetaForField(metaFoG, {}, extra);
-				console.log('combinedMeta is', combinedMeta[key]);
+				console.log('combinedMeta IS', combinedMeta[key]);
 			}
 			else
 			{