28 lines
1.1 KiB
JavaScript
28 lines
1.1 KiB
JavaScript
|
import { memoize } from "@aws-sdk/property-provider";
|
||
|
|
import bowser from "bowser";
|
||
|
|
import { DEFAULTS_MODE_OPTIONS } from "./constants";
|
||
|
|
export const resolveDefaultsModeConfig = ({ defaultsMode, } = {}) => memoize(async () => {
|
||
|
|
const mode = typeof defaultsMode === "function" ? await defaultsMode() : defaultsMode;
|
||
|
|
switch (mode?.toLowerCase()) {
|
||
|
|
case "auto":
|
||
|
|
return Promise.resolve(isMobileBrowser() ? "mobile" : "standard");
|
||
|
|
case "mobile":
|
||
|
|
case "in-region":
|
||
|
|
case "cross-region":
|
||
|
|
case "standard":
|
||
|
|
case "legacy":
|
||
|
|
return Promise.resolve(mode?.toLocaleLowerCase());
|
||
|
|
case undefined:
|
||
|
|
return Promise.resolve("legacy");
|
||
|
|
default:
|
||
|
|
throw new Error(`Invalid parameter for "defaultsMode", expect ${DEFAULTS_MODE_OPTIONS.join(", ")}, got ${mode}`);
|
||
|
|
}
|
||
|
|
});
|
||
|
|
const isMobileBrowser = () => {
|
||
|
|
const parsedUA = typeof window !== "undefined" && window?.navigator?.userAgent
|
||
|
|
? bowser.parse(window.navigator.userAgent)
|
||
|
|
: undefined;
|
||
|
|
const platform = parsedUA?.platform?.type;
|
||
|
|
return platform === "tablet" || platform === "mobile";
|
||
|
|
};
|