Implement getting .po files by API

build/services/api/container.js

@@ -8,6 +8,7 @@ const mask_converter_1 = require("../../shared/mask/mask.converter");
 const mask_input_1 = require("../../shared/mask/mask.input");
 const chain_transformer_1 = require("../../shared/transformers/chain.transformer");
 const flat_list_to_ios_strings_transformer_1 = require("../../shared/transformers/flat-list-to-ios-strings.transformer");
+const flat_list_to_po_transformer_1 = require("../../shared/transformers/flat-list-to-po.transformer");
 const flat_list_to_xlf_transformer_1 = require("../../shared/transformers/flat-list-to-xlf.transformer");
 const flat_list_to_xml_transformer_1 = require("../../shared/transformers/flat-list-to-xml.transformer");
 const json_to_flat_list_transformer_1 = require("../../shared/transformers/json-to-flat-list.transformer");
@@ -32,6 +33,7 @@ function createContainer(options) {
         }),
         flatListToXlfTransformer: awilix.asClass(flat_list_to_xlf_transformer_1.default, { lifetime: awilix.Lifetime.SINGLETON }),
         flatListToXmlTransformer: awilix.asClass(flat_list_to_xml_transformer_1.default, { lifetime: awilix.Lifetime.SINGLETON }),
+        flatListToPoTransformer: awilix.asClass(flat_list_to_po_transformer_1.default, { lifetime: awilix.Lifetime.SINGLETON }),
         jsonToJsonMaskedTransformer: awilix.asClass(json_to_json_masked_transformer_1.default, { lifetime: awilix.Lifetime.SINGLETON }),
         jsonToFlatListTransformer: awilix.asClass(json_to_flat_list_transformer_1.default, { lifetime: awilix.Lifetime.SINGLETON }),
         jsonToJsonTransformer: awilix.asClass(json_to_json_transformer_1.default, { lifetime: awilix.Lifetime.SINGLETON }),
@@ -56,13 +58,21 @@ function createContainer(options) {
                 container.resolve('flatListToXlfTransformer'),
             ],
         })),
+        jsonToPoTransformer: awilix.asClass(chain_transformer_1.default, { lifetime: awilix.Lifetime.SINGLETON }).inject(() => ({
+            supportedType: 'json-po',
+            transformers: [
+                container.resolve('jsonToFlatListTransformer'),
+                container.resolve('flatListToPoTransformer'),
+            ],
+        })),
         jsonToYamlTransformer: awilix.asClass(json_to_yaml_transformer_1.default, { lifetime: awilix.Lifetime.SINGLETON }),
         transformers: awilix.asClass(transformers_1.default, { lifetime: awilix.Lifetime.SINGLETON }).inject(() => ({
             transformers: [
                 container.resolve('jsonToXmlTransformer'),
                 container.resolve('jsonToIosStringsTransformer'),
                 container.resolve('jsonToJsonTransformer'),
                 container.resolve('jsonToXlfTransformer'),
+                container.resolve('jsonToPoTransformer'),
                 container.resolve('jsonToYamlTransformer'),
             ],
         })),

build/shared/transformers/flat-list-to-po.transformer.js

@@ -10,15 +10,23 @@ class FlatListToPoTransformer {
     }
     transform(source) {
         if (source.meta.mergeLanguages) {
-            throw new Error('Not possible to create merge translations for po format');
+            const result = this.generatePo('', source.result.merged, source.meta.includeComments);
+            return {
+                ...source,
+                result: {
+                    merged: result,
+                },
+            };
+        }
+        else {
+            return {
+                ...source,
+                result: source.result.map(({ lang, content }) => ({
+                    lang,
+                    content: this.generatePo(lang, content, source.meta.includeComments),
+                })),
+            };
         }
-        return {
-            ...source,
-            result: source.result.map(({ lang, content }) => ({
-                lang,
-                content: this.generatePo(lang, content, source.meta.includeComments),
-            })),
-        };
     }
     generatePo(lang, source, includeComments) {
         const generatePoTranslate = (translations) => {

src/services/api/container.ts

@@ -7,6 +7,7 @@ import MaskConverter from '../../shared/mask/mask.converter';
 import MaskInput from '../../shared/mask/mask.input';
 import ChainTransformer from '../../shared/transformers/chain.transformer';
 import FlatListToIosStringsTransformer from '../../shared/transformers/flat-list-to-ios-strings.transformer';
+import FlatListToPoTransformer from '../../shared/transformers/flat-list-to-po.transformer';
 import FlatListToXlfTransformer from '../../shared/transformers/flat-list-to-xlf.transformer';
 import FlatListToXmlTransformer from '../../shared/transformers/flat-list-to-xml.transformer';
 import JsonToFlatListTransformer from '../../shared/transformers/json-to-flat-list.transformer';
@@ -33,6 +34,7 @@ export default function createContainer(options?: ContainerOptions): AwilixConta
     }),
     flatListToXlfTransformer: awilix.asClass(FlatListToXlfTransformer, { lifetime: awilix.Lifetime.SINGLETON }),
     flatListToXmlTransformer: awilix.asClass(FlatListToXmlTransformer, { lifetime: awilix.Lifetime.SINGLETON }),
+    flatListToPoTransformer: awilix.asClass(FlatListToPoTransformer, { lifetime: awilix.Lifetime.SINGLETON }),
     jsonToJsonMaskedTransformer: awilix.asClass(JsonToJsonMaskedTransformer, { lifetime: awilix.Lifetime.SINGLETON }),
     jsonToFlatListTransformer: awilix.asClass(JsonToFlatListTransformer, { lifetime: awilix.Lifetime.SINGLETON }),
     jsonToJsonTransformer: awilix.asClass(JsonToJsonTransformer, { lifetime: awilix.Lifetime.SINGLETON }),
@@ -57,13 +59,21 @@ export default function createContainer(options?: ContainerOptions): AwilixConta
         container.resolve<FlatListToXlfTransformer>('flatListToXlfTransformer'),
       ],
     })),
+    jsonToPoTransformer: awilix.asClass(ChainTransformer, { lifetime: awilix.Lifetime.SINGLETON }).inject(() => ({
+      supportedType: 'json-po',
+      transformers: [
+        container.resolve<JsonToFlatListTransformer>('jsonToFlatListTransformer'),
+        container.resolve<FlatListToPoTransformer>('flatListToPoTransformer'),
+      ],
+    })),
     jsonToYamlTransformer: awilix.asClass(JsonToYamlTransformer, { lifetime: awilix.Lifetime.SINGLETON }),
     transformers: awilix.asClass(Transformers, { lifetime: awilix.Lifetime.SINGLETON }).inject(() => ({
       transformers: [
         container.resolve<ChainTransformer>('jsonToXmlTransformer'),
         container.resolve<ChainTransformer>('jsonToIosStringsTransformer'),
         container.resolve<JsonToJsonTransformer>('jsonToJsonTransformer'),
         container.resolve<ChainTransformer>('jsonToXlfTransformer'),
+        container.resolve<ChainTransformer>('jsonToPoTransformer'),
         container.resolve<JsonToYamlTransformer>('jsonToYamlTransformer'),
       ],
     })),

src/shared/transformers/flat-list-to-po.transformer.spec.ts

@@ -16,12 +16,46 @@ describe('FlatListToPoTransformer', () => {
     expect(result).toBeFalsy();
   });
 
-  it('throws error when generating merged flat list', async () => {
-    const object = { meta: { mergeLanguages: true }, result: null, translations: null };
+  it('does generate proper po from merged flat list', async () => {
+    const object = {
+      meta: { ...multiLocaleDataset.meta, mergeLanguages: true },
+      result: multiLocaleDataset.flatList.multiLanguageMergedWithComments,
+      translations: multiLocaleDataset.translations,
+    };
+
+    const result = flatListToPoTransformer.transform(object);
+    const expectedObject = {
+      ...object,
+      result: {
+        merged: `msgid ""
+msgstr ""
+"Language: \\n"
+"Content-Type: text/plain; charset=utf-8\\n"
+
+msgid "en_us_core_labels_yes"
+msgstr "yes"
+
+msgid "en_us_core_labels_no"
+msgstr "no"
+
+msgid "en_us_core_labels_save"
+msgstr "save"
+
+msgid "en_us_core_labels_cancel"
+msgstr "cancel"
+
+msgid "pl_pl_core_labels_yes"
+msgstr "tak"
 
-    expect(() => {
-      flatListToPoTransformer.transform(object);
-    }).toThrow('Not possible to create merge translations for po format');
+msgid "pl_pl_core_labels_no"
+msgstr "nie"
+
+msgid "pl_pl_core_labels_save"
+msgstr "zapisz"`,
+      },
+    };
+
+    expect(result).toEqual(expectedObject);
   });
 
   it('does generate proper po from flat list with comments', async () => {

src/shared/transformers/flat-list-to-po.transformer.ts

@@ -10,16 +10,22 @@ export default class FlatListToPoTransformer implements ITransformer {
 
   public transform(source: ITranslationsData): ITranslationsData {
     if (source.meta.mergeLanguages) {
-      throw new Error('Not possible to create merge translations for po format');
+      const result = this.generatePo('', source.result.merged, source.meta.includeComments);
+      return {
+        ...source,
+        result: {
+          merged: result,
+        },
+      };
+    } else {
+      return {
+        ...source,
+        result: source.result.map(({ lang, content }: { lang: any; content: any }) => ({
+          lang,
+          content: this.generatePo(lang, content, source.meta.includeComments),
+        })),
+      };
     }
-
-    return {
-      ...source,
-      result: source.result.map(({ lang, content }: { lang: any; content: any }) => ({
-        lang,
-        content: this.generatePo(lang, content, source.meta.includeComments),
-      })),
-    };
   }
 
   private generatePo(