#!/usr/bin/env bash
set -xeuo pipefail
if ! [ -e secrets.nix ]
then
  git crypt unlock
fi
export NIX_PATH=yori-nix=$PWD
host=$1
TARGET_HOST=$(nix eval --raw -f vpn.nix ips.$host)
TARGET_HOST=$(ssh $TARGET_HOST ip --json r get 1.1.1.1 | jq -r '.[0].prefsrc')
#TARGET_HOST=192.168.178.1
case $2 in
    copy-keys)
        nix build -f servers.nix "$host".config.deployment.keys-copy --out-link copy-keys
        ./copy-keys/bin/copy-keys "$TARGET_HOST"
        # rm ./copy-keys
        ;;
    exec)
        CHANNEL=$(jq -r ".$2.pkgs"<servers.json)
        channel_url=$(get_channel "$CHANNEL")
        export NIX_PATH="$channel_url:nixos-config=$PWD/logical/$2.nix:$NIX_PATH"
        "${@:3}"
        ;;
    ssh)
        ssh root@"$TARGET_HOST"
        ;;
    repl)
        exec "$0" exec "$2" nix repl '<nixpkgs>' '<nixpkgs/nixos>'
        ;; 
    build)
        nix build -f servers.nix "$host" --show-trace
        ;; 
    copy)
        nix copy -f servers.nix "$host" --show-trace --to "ssh://$TARGET_HOST"
        ;; 
    test)
        outPath=$(nix-build servers.nix -A "$host")
        nix copy -f servers.nix "$host" --show-trace --to "ssh://$TARGET_HOST"
        ssh root@"$TARGET_HOST" $outPath/bin/switch-to-configuration test
        ;; 
    boot)
        outPath=$(nix-build servers.nix -A "$host")
        nix copy "$outPath" --show-trace --to "ssh://$TARGET_HOST"
        ssh root@"$TARGET_HOST" nix-env -p "/nix/var/nix/profiles/system" --set "$outPath"
        ssh root@"$TARGET_HOST" $outPath/bin/switch-to-configuration boot
        ;;
    switch)
        outPath=$(nix-build servers.nix -A "$host")
        nix copy "$outPath" --show-trace --to "ssh://$TARGET_HOST"
        ssh root@"$TARGET_HOST" nix-env -p "/nix/var/nix/profiles/system" --set "$outPath"
        ssh root@"$TARGET_HOST" $outPath/bin/switch-to-configuration switch
        ;;
    
    
esac