CLEARSCREEN.
print "=================== BOOTING ===================".
wait until SHIP:UNPACKED.

if HOMECONNECTION:ISCONNECTED {
    update_scripts().
} else {
    print "No connection to KSC: not updating scripts.".
}

print "============= BOOT SEQUENCE COMPLETE =============".


function update_scripts {
    // Copy all .ks-files from the archive to the CPU's internal storage.
    
    // Get lexicon of existing items (files/directories) and sizes on the internal storage
    local existing is lexicon().
    for item in CORE:VOLUME:FILES:VALUES {
        set existing[item:NAME] to item:SIZE.
    }
    
    // Check if items from the archive match those in the internal storage
    for item in VOLUME("ARCHIVE"):FILES:VALUES {
        local skip is false.  // kOS doesn't support the 'continue' keyword...
        
        if not skip and item:NAME[0] = "." set skip to true.               // skip linux hidden dirs (e.g. .git)
        if not skip and item:ISFILE
                    and item:EXTENSION <> "ks" set skip to true.           // skip non-script items (e.g. README.md)
        if not skip and existing:HASKEY(item:NAME)
                    and item:SIZE = existing[item:NAME] set skip to true.  // skip if local item is same size
        
        if not skip {
            print "Copying " + item:NAME + "..".
            COPYPATH(PATH(VOLUME("ARCHIVE")):COMBINE(item:NAME), CORE:VOLUME).
            
            if item:NAME = "boot" reboot.  // reboot CPU if boot/ directory was updated
        }
    }
}