How to create localized entries from code?

Questions and Answers Strapi Backend
16

Fetching the data from external api and I following the florianmrz . I try someting simillar to i can create and update the products by i can’t sincronize the localizations. Someone knows why?
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const locals = await getLocales();     
            let localizations = [];
            let fail = false;
            
            let defaultLocale = await strapi.db.query(`api::product.product`).findOne({where: {apiId: id, locale: DEFAULT_LOCALE}});
            
            for(let l=0; l<locals.length; l++){
              let local = locals[l];
              
              localizations[l] = getParsedProductByLang(bod.data, id, local);
              
              if(local == DEFAULT_LOCALE){
                  if(!!defaultLocale){
                    await strapi.entityService.update('api::product.product', defaultLocale.id, { data: localizations[l],  populate: '*'});
                  }else{
                    defaultLocale = await strapi.entityService.create('api::product.product', { data: localizations[l],  populate: '*'  });
                    fail = true;
                  }
 localizations[l].id = defaultLocale.id;
                  
                }else{
                  let currentLocale = await strapi.db.query(`api::product.product`).findOne({where: {apiId: id, locale: local}});
                  
                  if(!!currentLocale){
                      localizations[l].id = currentLocale.id;
                      currentLocale = await strapi.entityService.update('api::product.product', currentLocale.id, { data: localizations[l],  populate: '*' });
                  }else{
                      currentLocale = await strapi.entityService.create('api::product.product', { data: localizations[l],  populate: '*'  });
                      fail = true;
                  }
                  localizations[l].id = currentLocale.id;
                }
            }
              
            //console.log(localizations);
            
                let mainLocale = await strapi.entityService.update('api::product.product', defaultLocale.id, {
                                    data: {
                                      localizations: localizations.map((entry) => entry.id),
                                    },
                                    populate: ['localizations'], // localizations needs to be populated for the upcoming `syncLocalizations()` call
                                  });
                
                await strapi.plugin('i18n')
                            .service('localizations')
                            .syncLocalizations(mainLocale, { model: strapi.getModel('api::product.product') });
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