initial commit

apps/create/create.sh

@@ -0,0 +1,135 @@
+#!/usr/bin/env bash
+
+# Default values
+GIT_NAME=""
+GIT_EMAIL=""
+FLAKE="$HOME/.config/nixos"
+TEMPLATE=""
+USERNAME=""
+HOSTNAME=""
+
+# Templates with Home Manager configurations
+HM_CONFIGS=("hyprland")
+
+# This will get overwritten by the derivation
+TEMPLATES_DIR=""
+
+# Print usage information
+usage() {
+    cat <<EOF
+Usage: $0 -t|--template TEMPLATE -u|--user USERNAME -H|--host HOSTNAME [-f|--flake PATH/TO/YOUR/NIX-CONFIG] [--git-name GIT_NAME] [--git-email GIT_EMAIL]
+
+Options:
+    -t, --template TEMPLATE    Configuration template to use (mandatory)
+    -u, --user USERNAME        Specify the username (mandatory)
+    -H, --host HOSTNAME        Specify the hostname (mandatory)
+    -f, --flake FLAKE          Path to your flake directory (optional, default: $FLAKE)
+    --git-name GIT_NAME        Specify the git name (optional, default: USERNAME)
+    --git-email GIT_EMAIL      Specify the git email (optional, default: USERNAME@HOSTNAME)
+    -h, --help                 Show this help message
+
+Available configuration templates:
+    hetzner-amd
+    hyprland
+    pi4
+    server
+    vm-uefi
+EOF
+}
+
+# Replace placeholder strings in files
+recursive_replace() {
+    local search=$1
+    local replace=$2
+    local dir=$3
+
+    find "$dir" -type f -exec sed -i "s/$search/$replace/g" {} +
+}
+
+# mv wrapper
+rename_files() {
+    local from=$1
+    local to=$2
+
+    if [[ -d "$from" ]]; then
+        mv "$from" "$to"
+    else
+        echo "Error: Directory $from not found."
+        exit 1
+    fi
+}
+
+# Returns true if template uses Home Manager 
+has_hm() {
+  local template="$1"
+
+  for hm_config in "${HM_CONFIGS[@]}"; do
+    if [[ "$template" == "$hm_config" ]]; then
+      return 0
+    fi
+  done
+
+  return 1
+}
+
+# Parse command-line arguments
+while [[ $# -gt 0 ]]; do
+    case $1 in
+        -u|--user)
+            USERNAME=$2
+            shift; shift ;;
+        -H|--host)
+            HOSTNAME=$2
+            shift; shift ;;
+        -f|--flake)
+            FLAKE=$2
+            shift; shift ;;
+        -t|--template)
+            TEMPLATE=$2
+            shift; shift ;;
+        --git-name)
+            GIT_NAME=$2
+            shift; shift ;;
+        --git-email)
+            GIT_EMAIL=$2
+            shift; shift ;;
+        -h|--help)
+            usage
+            exit 0 ;;
+        *)
+            echo "Unknown option: $1"
+            usage
+            exit 1 ;;
+    esac
+done
+
+# Validate mandatory arguments
+if [[ -z $USERNAME ]] || [[ -z $HOSTNAME ]] || [[ -z $TEMPLATE ]]; then
+    echo "Error: Missing mandatory arguments."
+    usage
+    exit 1
+fi
+
+# Assign default values for optional arguments
+GIT_NAME=${GIT_NAME:-$USERNAME}
+GIT_EMAIL=${GIT_EMAIL:-"$USERNAME@$HOSTNAME"}
+
+# Apply template to flake directory
+mkdir -p "$FLAKE"
+cd "$FLAKE" || { echo "Error: Cannot change directory to $FLAKE"; exit 1; }
+nix flake init -t "git+https://git.sid.ovh/sid/synix#templates.$TEMPLATE"
+
+# Move generated files
+rename_files "$FLAKE/hosts/HOSTNAME" "$FLAKE/hosts/$HOSTNAME"
+rename_files "$FLAKE/users/USERNAME" "$FLAKE/users/$USERNAME"
+
+# Only check for HM config if the template has one
+has_hm "$TEMPLATE" && rename_files "$FLAKE/users/$USERNAME/home/hosts/HOSTNAME" "$FLAKE/users/$USERNAME/home/hosts/$HOSTNAME"
+
+# Replace placeholders recursively
+recursive_replace "USERNAME" "$USERNAME" "$FLAKE"
+recursive_replace "HOSTNAME" "$HOSTNAME" "$FLAKE"
+recursive_replace "GIT_NAME" "$GIT_NAME" "$FLAKE"
+recursive_replace "GIT_EMAIL" "$GIT_EMAIL" "$FLAKE"
+
+echo "Template $TEMPLATE successfully applied to $FLAKE."

apps/create/default.nix

@@ -0,0 +1,24 @@
+{
+  stdenv,
+  coreutils,
+  ...
+}:
+
+stdenv.mkDerivation rec {
+  pname = "create";
+  version = "2.0";
+
+  src = ./.;
+
+  nativeBuildInputs = [ coreutils ];
+
+  installPhase = ''
+    mkdir -p $out/bin
+    mkdir -p $out/share
+
+    cp create.sh $out/bin/${pname}
+    chmod +x $out/bin/${pname}
+  '';
+
+  meta.mainProgram = "create";
+}