| 21 | } |
| 22 | |
| 23 | applyDelta (delta) { |
| 24 | // Hackiest hacks ever, just manually mauling the delta (whose format I don't understand) to not overwrite votes and other languages' nested translations. |
| 25 | // One still must be careful about patches that accidentally delete keys from the top-level i18n object. |
| 26 | const i18nDelta = {} |
| 27 | if (delta.i18n) { |
| 28 | i18nDelta.i18n = $.extend(true, {}, delta.i18n) |
| 29 | } |
| 30 | const object = delta.answers != null ? delta.answers : {} |
| 31 | for (const answerIndex in object) { |
| 32 | const answerChanges = object[answerIndex] |
| 33 | if (i18nDelta.answers == null) { i18nDelta.answers = {} } |
| 34 | if (_.isArray(answerChanges)) { |
| 35 | if (i18nDelta.answers[answerIndex] == null) { i18nDelta.answers[answerIndex] = [] } |
| 36 | for (const change of Array.from(answerChanges)) { |
| 37 | let pickedChange |
| 38 | if (_.isNumber(change)) { |
| 39 | pickedChange = change |
| 40 | } else { |
| 41 | pickedChange = $.extend(true, {}, change) |
| 42 | for (const key in pickedChange) { |
| 43 | const answerIndexNum = parseInt(answerIndex.replace('_', ''), 10) |
| 44 | if (!_.isNaN(answerIndexNum)) { |
| 45 | let value |
| 46 | const oldValue = this.get('answers')[answerIndexNum][key] |
| 47 | const isDeletion = _.string.startsWith(answerIndex, '_') |
| 48 | const isI18N = key === 'i18n' |
| 49 | if (isI18N && !isDeletion) { |
| 50 | // Use the new change, but make sure we're not deleting any other languages' translations. |
| 51 | value = pickedChange[key] |
| 52 | const object1 = oldValue != null ? oldValue : {} |
| 53 | for (const language in object1) { |
| 54 | const oldTranslations = object1[language] |
| 55 | const object2 = oldTranslations != null ? oldTranslations : {} |
| 56 | for (const translationKey in object2) { |
| 57 | const translationValue = object2[translationKey] |
| 58 | if (value[language] == null) { value[language] = {} } |
| 59 | if (value[language][translationKey] == null) { value[language][translationKey] = translationValue } |
| 60 | } |
| 61 | } |
| 62 | } else { |
| 63 | value = oldValue |
| 64 | } |
| 65 | pickedChange[key] = value |
| 66 | } |
| 67 | } |
| 68 | } |
| 69 | i18nDelta.answers[answerIndex].push(pickedChange) |
| 70 | } |
| 71 | } else { |
| 72 | i18nDelta.answers[answerIndex] = answerChanges |
| 73 | if (answerChanges != null ? answerChanges.votes : undefined) { |
| 74 | i18nDelta.answers[answerIndex] = _.omit(answerChanges, 'votes') |
| 75 | } |
| 76 | } |
| 77 | } |
| 78 | |
| 79 | // console.log 'got delta', delta |
| 80 | // console.log 'got i18nDelta', i18nDelta |