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package Torello.Java.Build;

import Torello.Java.GSUTIL;
import Torello.Java.OSResponse;

import Torello.Java.Additional.AppendableSafe;
import Torello.Java.Additional.BiAppendable;

import static Torello.Java.C.*;

import java.io.IOException;
import java.io.File;

/**
 * This is the last Build-Stage, and it is part of the synchronization of a project with Google
 * Cloud Platform Stroage Buckets.  This class relies heavily on the GCP Shell-Command
 * {@code 'gsutil'} and it's Java implementation - {@link GSUTIL Torello.Java.GSUTIL}.
 * 
 * <BR /><BR />This class' synchronization-efforts involve setting a simple Browser
 * {@code 'CACHE-CONTROL'} configuration for all Java-Documentation Files on the relevant Google
 * Cloud Server Storage-Bucket.  The setting prevents browsers from caching Java-Doc Web-Pages so
 * that development efforts where classes and their members are changing frequently won't be cached
 * by the browser (and, therefore, won't impede developer-progress)!
 * 
 * <EMBED CLASS=external-html DATA-FILE-ID=STAGE_PRIVATE_NOTE>
 * <EMBED CLASS='external-html' DATA-FILE-ID=S08_SET_MAX_AGE>
 */
@Torello.JavaDoc.StaticFunctional
public class S08_SetMaxAge
{
    // Completely irrelevant, and the 'private' modifier keeps it off of JavaDoc
    private S08_SetMaxAge() { }

    public static void set(BuilderRecord brec) throws IOException
    {
        brec.timers.startStage08();
        Printing.startStep(8);

        StringBuilder logOnly = new StringBuilder();

        final AppendableSafe logAndScreen = new AppendableSafe(
            new BiAppendable(System.out, logOnly),
            AppendableSafe.USE_APPENDABLE_ERROR
        );


        // Uses Shell-Contructor:
        // (outputAppendable, commandStrAppendable, standardOutput, errorOutput)

        // GSUTIL gsutil = new GSUTIL(logOnly, logAndScreen, null, null);
        brec.cloudSync.initStage(logOnly, logAndScreen);

        OSResponse osr = null;

        if (brec.stage8GCSDirs == null)
            // osr = gsutil.SMA(brec.cli.GCS_DIR + "**", 120);
            osr = brec.cloudSync.setMaxAgeAll();

        else
        {
            logAndScreen.append(BGREEN + "Set Max Age (Browser-Cache):\n\n" + RESET);
            for (String gcsDir : brec.stage8GCSDirs) logAndScreen.append('\t' + gcsDir + "\n");
            logAndScreen.append('\n');

            // osr = gsutil.SMA(brec.stage8GCSDirs, 120);
            osr = brec.cloudSync.setMaxAgeSome();
        }

        Util.HALT_ON_ERROR(osr);

        brec.logs.write_S08_LOG(logOnly.toString());
        brec.cloudSync.endStage();
        brec.timers.endStage08();
    }
}