import ReactDOM from "react-dom";
export function getRequiredScripts(buildManifest, assetPrefix, SRIManifest, qs) {
    let preinitScripts;
    let preinitScriptCommands = [];
    let bootstrapScript = "";
    const files = buildManifest.rootMainFiles;
    if (files.length === 0) {
        throw new Error("Invariant: missing bootstrap script. This is a bug in Next.js");
    }
    if (SRIManifest) {
        bootstrapScript = {
            src: `${assetPrefix}/_next/` + files[0] + qs,
            integrity: SRIManifest[files[0]]
        };
        for(let i = 1; i < files.length; i++){
            const src = `${assetPrefix}/_next/` + files[i] + qs;
            const integrity = SRIManifest[files[i]];
            preinitScriptCommands.push(src, integrity);
        }
        preinitScripts = ()=>{
            // preinitScriptCommands is a double indexed array of src/integrity pairs
            for(let i = 0; i < preinitScriptCommands.length; i += 2){
                ReactDOM.preinit(preinitScriptCommands[i], {
                    as: "script",
                    integrity: preinitScriptCommands[i + 1]
                });
            }
        };
    } else {
        bootstrapScript = `${assetPrefix}/_next/` + files[0] + qs;
        for(let i = 1; i < files.length; i++){
            const src = `${assetPrefix}/_next/` + files[i] + qs;
            preinitScriptCommands.push(src);
        }
        preinitScripts = ()=>{
            // preinitScriptCommands is a singled indexed array of src values
            for(let i = 0; i < preinitScriptCommands.length; i++){
                ReactDOM.preinit(preinitScriptCommands[i], {
                    as: "script"
                });
            }
        };
    }
    return [
        preinitScripts,
        bootstrapScript
    ];
}

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