nvim

#!/usr/bin/env bash
set -e

# Binary locations (try multiple paths, in priority order)
NIX_NVIM_BINARY="$HOME/.nix-profile/bin/nvim"
NIXOS_NVIM_BINARY="/etc/profiles/per-user/$(whoami)/bin/nvim"
BREW_NVIM_BINARY="$DOTFILES_BREW_PREFIX/bin/nvim"

# On NixOS, ~/.nix-profile is a symlink to /etc/profiles/per-user/$USER, so the
# two paths above can be the same binary. Dedupe by resolved path to avoid a
# false-positive "multiple binaries" warning (readlink -f is Linux-only, but
# this situation cannot arise on macOS).
if [ -x "$NIX_NVIM_BINARY" ] && [ -x "$NIXOS_NVIM_BINARY" ] &&
  [ "$(readlink -f "$NIX_NVIM_BINARY" 2>/dev/null)" = "$(readlink -f "$NIXOS_NVIM_BINARY" 2>/dev/null)" ]; then
  NIXOS_NVIM_BINARY=""
fi

# Count available binaries
available_count=0
available_binaries=""

if [ -x "$NIX_NVIM_BINARY" ]; then
  available_count=$((available_count + 1))
  available_binaries="$available_binaries\n  - $NIX_NVIM_BINARY (installed via Nix user profile)"
fi

if [ -x "$NIXOS_NVIM_BINARY" ]; then
  available_count=$((available_count + 1))
  available_binaries="$available_binaries\n  - $NIXOS_NVIM_BINARY (installed via NixOS system profile)"
fi

if [ -x "$BREW_NVIM_BINARY" ]; then
  available_count=$((available_count + 1))
  available_binaries="$available_binaries\n  - $BREW_NVIM_BINARY (installed via Homebrew)"
fi

# Check for conflicts
if [ $available_count -gt 1 ]; then
  echo "Warning: Multiple nvim binaries found. Using priority order: Nix User > NixOS System > Homebrew"
  echo -e "Available binaries:$available_binaries"
  echo ""
fi

if [ -x "$NIX_NVIM_BINARY" ]; then
  NVIM_BINARY="$NIX_NVIM_BINARY"
elif [ -x "$NIXOS_NVIM_BINARY" ]; then
  NVIM_BINARY="$NIXOS_NVIM_BINARY"
elif [ -x "$BREW_NVIM_BINARY" ]; then
  NVIM_BINARY="$BREW_NVIM_BINARY"
else
  echo "Error: No nvim binary found."
  echo "Please rebuild (neovim comes from nixpkgs via home-manager)."
  exit 1
fi

# Inject Neovim build dependencies (managed by Nix, not on regular PATH)
NVIM_DEPS_PATH_FILE="$HOME/.config/nvim-deps-path"
if [ -f "$NVIM_DEPS_PATH_FILE" ]; then
  # Append so per-project tooling (e.g. mise) takes precedence over these fallbacks
  export PATH="$PATH:$(cat "$NVIM_DEPS_PATH_FILE")"
fi

# Check if NVIM_APPNAME is already set
if [ -z "$NVIM_APPNAME" ]; then
  # Skip setting NVIM_APPNAME=nvim-fredrik on rpi5-homelab
  HOSTNAME=$(hostname)
  if [ "$HOSTNAME" = "rpi5-homelab" ]; then
    $NVIM_BINARY "$@"
  else
    NVIM_APPNAME=nvim-fredrik $NVIM_BINARY "$@"
  fi
else
  echo "Warning: Using NVIM_APPNAME=$NVIM_APPNAME"
  $NVIM_BINARY "$@"
fi