#!/usr/bin/env bash
#
# pipeline-list.sh — List Woodpecker CI pipelines
#
# Usage: pipeline-list.sh [-r owner/repo] [-l limit] [-f format]
#
# Options:
#   -r repo     Repository in owner/repo format (default: current repo)
#   -l limit    Number of pipelines to show (default: 20)
#   -f format   Output format: table (default), json
#   -h          Show this help
#
# Requires: woodpecker.url and woodpecker.token in credentials.json
set -euo pipefail

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

# Check if woodpecker credentials exist before loading
CRED_FILE="${MOSAIC_CREDENTIALS_FILE:-$HOME/src/jarvis-brain/credentials.json}"
if ! jq -e '.woodpecker.token // empty | select(. != "")' "$CRED_FILE" &>/dev/null; then
  echo "Error: Woodpecker API token not configured in credentials.json" >&2
  echo "" >&2
  echo "To configure:" >&2
  echo "  1. Get your token from Woodpecker CI → User Settings → API" >&2
  echo "  2. Add to credentials.json:" >&2
  echo '     "woodpecker": {"url": "https://ci.mosaicstack.dev", "token": "YOUR_TOKEN"}' >&2
  exit 1
fi

load_credentials woodpecker

REPO=""
LIMIT=20
FORMAT="table"

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

# Auto-detect repo from git remote if not specified
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

response=$(curl -sk -w "\n%{http_code}" \
  -H "Authorization: Bearer $WOODPECKER_TOKEN" \
  "${WOODPECKER_URL}/api/repos/${REPO}/pipelines?per_page=${LIMIT}")

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

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

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

echo "NUMBER  STATUS    BRANCH                EVENT     MESSAGE"
echo "------  --------  --------------------  --------  ----------------------------------------"
echo "$body" | jq -r '.[] | [
  (.number | tostring),
  .status,
  .branch,
  .event,
  (.message | split("\n")[0])
] | @tsv' | while IFS=$'\t' read -r number status branch event message; do
  printf "%-6s  %-8s  %-20s  %-8s  %s\n" \
    "$number" "$status" "${branch:0:20}" "$event" "${message:0:40}"
done