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import equal from 'fast-deep-equal';
import * as gql from './graphql';
export type OmitIdentifiers<T> = Omit<T, 'id' | '__typename'>;
export type RequiredName<T> = T & { name: string };
export function isSuccess(object: any): object is gql.Success {
if (object.__typename === undefined) {
return false;
}
return object.__typename.endsWith('Success') && (object as gql.Success).message !== undefined;
}
export function isError(object: any): object is gql.Error {
if (object.__typename === undefined) {
return false;
}
return object.__typename.endsWith('Error') && (object as gql.Error).message !== undefined;
}
type Item = {
id: number | string;
name: string;
};
export function itemEquals(a: Item, b: Item) {
return a.name == b.name;
}
function assocEquals(as: Item[], bs: Item[]) {
return equal(
as.map((a) => a.id),
bs.map((b) => b.id)
);
}
function stringEquals(a: string | null | undefined, b: string | null | undefined) {
return (a ? a : null) == (b ? b : null);
}
export function tagEquals(a: gql.FullTag, b: gql.FullTag) {
return (
itemEquals(a, b) &&
stringEquals(a.description, b.description) &&
assocEquals(a.namespaces, b.namespaces)
);
}
export function comicEquals(
a: gql.FullComicFragment | undefined,
b: gql.FullComicFragment | undefined
) {
if (a === undefined) return b === undefined;
if (b === undefined) return a === undefined;
return (
stringEquals(a.title, b.title) &&
stringEquals(a.originalTitle, b.originalTitle) &&
stringEquals(a.url, b.url) &&
stringEquals(a.date, b.date) &&
a.category == b.category &&
a.rating == b.rating &&
a.censorship == b.censorship &&
a.language == b.language &&
a.direction == b.direction &&
a.layout == b.layout &&
assocEquals(a.artists, b.artists) &&
assocEquals(a.circles, b.circles) &&
assocEquals(a.characters, b.characters) &&
assocEquals(a.tags, b.tags) &&
assocEquals(a.worlds, b.worlds)
);
}
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