#!/usr/bin/env bash
#
# pipeline-status.sh — Check Woodpecker CI pipeline status
#
# Usage: pipeline-status.sh [-r owner/repo] [-n number] [-f format] [-a instance]
#
# Options:
#   -r repo       Repository in owner/repo format (default: current repo)
#   -n number     Pipeline number (default: latest)
#   -f format     Output format: table (default), json
#   -a instance   Woodpecker instance name (e.g. usc, mosaic)
#   -h            Show this help
#
# Requires: woodpecker credentials in credentials.json
set -euo pipefail

MOSAIC_HOME="${MOSAIC_HOME:-$HOME/.config/mosaic}"
source "$MOSAIC_HOME/tools/_lib/credentials.sh"

REPO=""
NUMBER=""
FORMAT="table"
WP_INSTANCE=""

while getopts "r:n:f:a:h" opt; do
  case $opt in
    r) REPO="$OPTARG" ;;
    n) NUMBER="$OPTARG" ;;
    f) FORMAT="$OPTARG" ;;
    a) WP_INSTANCE="$OPTARG" ;;
    h) head -14 "$0" | grep "^#" | sed 's/^# \?//'; exit 0 ;;
    *) echo "Usage: $0 [-r owner/repo] [-n number] [-f format] [-a instance]" >&2; exit 1 ;;
  esac
done

if [[ -n "$WP_INSTANCE" ]]; then
  load_credentials "woodpecker-${WP_INSTANCE}"
else
  load_credentials woodpecker
fi

if [[ -z "$REPO" ]]; then
  remote_url=$(git remote get-url origin 2>/dev/null || true)
  if [[ -n "$remote_url" ]]; then
    REPO=$(echo "$remote_url" | sed -E 's|.*[:/]([^/]+/[^/]+?)(\.git)?$|\1|')
  else
    echo "Error: -r owner/repo required (not in a git repository)" >&2
    exit 1
  fi
fi

if [[ -z "$NUMBER" ]]; then
  # Get latest pipeline
  endpoint="${WOODPECKER_URL}/api/repos/${REPO}/pipelines?per_page=1"
else
  endpoint="${WOODPECKER_URL}/api/repos/${REPO}/pipelines/${NUMBER}"
fi

response=$(curl -sk -w "\n%{http_code}" \
  -H "Authorization: Bearer $WOODPECKER_TOKEN" \
  "$endpoint")

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

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

# If we got a list, extract the first one
if [[ -z "$NUMBER" ]]; then
  body=$(echo "$body" | jq '.[0]')
fi

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

echo "Pipeline Status"
echo "==============="
echo "$body" | jq -r '
  "  Number:    \(.number)\n" +
  "  Status:    \(.status)\n" +
  "  Branch:    \(.branch)\n" +
  "  Event:     \(.event)\n" +
  "  Commit:    \(.commit[:12])\n" +
  "  Message:   \(.message | split("\n")[0])\n" +
  "  Author:    \(.author)\n" +
  "  Started:   \(.started_at // "pending")\n" +
  "  Finished:  \(.finished_at // "running")"
'