#!/usr/bin/env bash
#
# computer-list.sh — List GLPI computers/assets
#
# Usage: computer-list.sh [-f format] [-l limit]
#
# Options:
#   -f format   Output format: table (default), json
#   -l limit    Number of results (default: 50)
#   -h          Show this help
set -euo pipefail

MOSAIC_HOME="${MOSAIC_HOME:-$HOME/.config/mosaic}"
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
source "$MOSAIC_HOME/tools/_lib/credentials.sh"
load_credentials glpi

FORMAT="table"
LIMIT=50

while getopts "f:l:h" opt; do
  case $opt in
    f) FORMAT="$OPTARG" ;;
    l) LIMIT="$OPTARG" ;;
    h) head -11 "$0" | grep "^#" | sed 's/^# \?//'; exit 0 ;;
    *) echo "Usage: $0 [-f format] [-l limit]" >&2; exit 1 ;;
  esac
done

SESSION_TOKEN=$("$SCRIPT_DIR/session-init.sh" -q)

response=$(curl -sk -w "\n%{http_code}" \
  -H "App-Token: $GLPI_APP_TOKEN" \
  -H "Session-Token: $SESSION_TOKEN" \
  "${GLPI_URL}/Computer?range=0-${LIMIT}")

http_code=$(echo "$response" | tail -n1)
body=$(echo "$response" | sed '$d')

if [[ "$http_code" != "200" ]]; then
  echo "Error: Failed to list computers (HTTP $http_code)" >&2
  exit 1
fi

if [[ "$FORMAT" == "json" ]]; then
  echo "$body" | jq '.'
  exit 0
fi

echo "ID      NAME                          SERIAL              STATUS"
echo "------  ----------------------------  ------------------  ----------"
echo "$body" | jq -r '.[] | [
  (.id | tostring),
  .name,
  (.serial // "—"),
  (.states_id | tostring)
] | @tsv' | while IFS=$'\t' read -r id name serial states_id; do
  printf "%-6s  %-28s  %-18s  %s\n" "$id" "${name:0:28}" "${serial:0:18}" "$states_id"
done