localize.ts ➔ localizeFieldNonNull - Code Metrics - Inspection of "Save codecov reports and logs even when tests fail" - GCTC-NTGC/TalentCloud - Measure and Improve Code Quality continuously with Scrutinizer

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by Tristan

created 2020-11-30 20:31 UTC

localize.ts ➔ localizeFieldNonNull A

↳ Parent: resources/assets/js/helpers/localize.ts

Complexity

Conditions

Size

Total Lines	11
Code Lines	10

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
eloc	10
dl	0
loc	11
rs	9.9
c	0
b	0
f	0
cc	4

import { localizedField, localizedFieldNonNull } from "../models/app";

export type Locales = "en" | "fr";
type TranslatableKeysNonNull<T> = {
  [K in keyof T]: T[K] extends localizedFieldNonNull ? K : never;
}[keyof T];
type TranslatableKeys<T> = {
  [K in keyof T]: T[K] extends localizedField ? K : never;
}[keyof T];

export function localizeField<T>(
  locale: Locales,
  model: T,
  field: TranslatableKeys<T>,
): string | null {
  if (model[field] !== null) {
    return model[field][locale];
  }
  return null;
}
export function localizeFieldNonNull<T>(
  locale: Locales,
  model: T,
  field: TranslatableKeysNonNull<T>,
): string {
  // Even though we assume field is non-null... check anyway to avoid crashes.
  const value = model[field] ? model[field][locale] : null;
  if (value) {
    return value;
  }
  return locale === "en" ? "TRANSLATION MISSING" : "TRADUCTION MANQUANTE";
}

export function getLocale(locale: string): Locales {
  if (locale === "en" || locale === "fr") {
    return locale;
  }
  console.log("Warning: unknown locale. Defaulting to en.");
  return "en";
}

export function matchValueToModel<T>(
  locale: Locales,
  field: TranslatableKeys<T>,
  value: string,
  possibilities: T[],
): T | null {
  const matching = possibilities.filter(
    (model) => localizeField(locale, model, field) === value,
  );
  return matching.length > 0 ? matching[0] : null;
}


1			import { localizedField, localizedFieldNonNull } from "../models/app";
2
3			export type Locales = "en" \| "fr";
4			type TranslatableKeysNonNull<T> = {
5			[K in keyof T]: T[K] extends localizedFieldNonNull ? K : never;
6			}[keyof T];
7			type TranslatableKeys<T> = {
8			[K in keyof T]: T[K] extends localizedField ? K : never;
9			}[keyof T];
10
11			export function localizeField<T>(
12			locale: Locales,
13			model: T,
14			field: TranslatableKeys<T>,
15			): string \| null {
16			if (model[field] !== null) {
17			return model[field][locale];
18			}
19			return null;
20			}
21			export function localizeFieldNonNull<T>(
22			locale: Locales,
23			model: T,
24			field: TranslatableKeysNonNull<T>,
25			): string {
26			// Even though we assume field is non-null... check anyway to avoid crashes.
27			const value = model[field] ? model[field][locale] : null;
28			if (value) {
29			return value;
30			}
31			return locale === "en" ? "TRANSLATION MISSING" : "TRADUCTION MANQUANTE";
32			}
33
34			export function getLocale(locale: string): Locales {
35			if (locale === "en" \|\| locale === "fr") {
36			return locale;
37			}
38			console.log("Warning: unknown locale. Defaulting to en.");
39			return "en";
40			}
41
42			export function matchValueToModel<T>(
43			locale: Locales,
44			field: TranslatableKeys<T>,
45			value: string,
46			possibilities: T[],
47			): T \| null {
48			const matching = possibilities.filter(
49			(model) => localizeField(locale, model, field) === value,
50			);
51			return matching.length > 0 ? matching[0] : null;
52			}
53

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localize.ts ➔ localizeFieldNonNull A

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