#!/usr/bin/env bash
# nerf-az-boards-mywi-update -- Update state or title on a work item assigned to you. Verifies that System.AssignedTo matches the current user; refuses items assigned to anyone else (use az-boards-wi-update for those). To reassign, use az-boards-wi-update.
# Generated from az-boards manifest. Do not edit directly.
# nerf:threat:read=remote
# nerf:threat:write=remote

set -euo pipefail

_NERF_DRY_RUN=""

usage() {
  cat >&2 <<'EOF'
Usage: nerf-az-boards-mywi-update [--state <state>] [--title <title>] [--project|-p <project>] <wi_id>

Options:
  --state <state>
      New work item state (e.g. Active, Resolved, Closed)
  --title <title>
      New work item title
  --project, -p <project>
      Azure DevOps project name or ID (auto-detected from the git remote if omitted)

Arguments:
  <wi_id> (required)
      Work item ID (numeric, must be assigned to you)
      Must match: ^[0-9]+$

Update state or title on a work item assigned to you. Verifies that System.AssignedTo matches the current user; refuses items assigned to anyone else (use az-boards-wi-update for those). To reassign, use az-boards-wi-update.
EOF
  exit 1
}

STATE=""
_STATE_SET=""
TITLE=""
_TITLE_SET=""
PROJECT=""
_PROJECT_SET=""

while [[ $# -gt 0 ]]; do
  case "$1" in
    --state) if [[ -n "${_STATE_SET}" ]]; then echo "error: --state can only be specified once" >&2; exit 1; fi; STATE="$2"; _STATE_SET=true; shift 2 ;;
    --title) if [[ -n "${_TITLE_SET}" ]]; then echo "error: --title can only be specified once" >&2; exit 1; fi; TITLE="$2"; _TITLE_SET=true; shift 2 ;;
    --project|-p) if [[ -n "${_PROJECT_SET}" ]]; then echo "error: --project can only be specified once" >&2; exit 1; fi; PROJECT="$2"; _PROJECT_SET=true; shift 2 ;;
    --nerf-dry-run) _NERF_DRY_RUN="true"; shift 1 ;;
    -h|--help) usage ;;
    --) shift; break ;;
    *) break ;;
  esac
done

_WI_ID_SET=""
if [[ $# -gt 0 ]]; then
  WI_ID="$1"
  _WI_ID_SET=true
  shift
else
  WI_ID=""
fi
if [[ $# -gt 0 ]]; then
  echo "error: nerf-az-boards-mywi-update: unexpected extra arguments: $*" >&2
  echo "  hint: switches and options must come before positional arguments" >&2
  exit 1
fi

if [[ -n "${_WI_ID_SET}" ]] && [[ "${WI_ID}" == -* ]]; then
  echo "error: nerf-az-boards-mywi-update: <wi_id> cannot start with '-'" >&2
  echo "  hint: use -- before positional arguments if needed" >&2
  exit 1
fi

if [[ -z "${WI_ID}" ]]; then
  echo "error: nerf-az-boards-mywi-update: missing required argument <wi_id>" >&2
  echo "  hint: provide a value for <wi_id>" >&2
  usage
fi

_NERF_PATTERN='^[0-9]+$'
if [[ -n "${_WI_ID_SET}" ]] && ! [[ "${WI_ID}" =~ $_NERF_PATTERN ]]; then
  echo "error: nerf-az-boards-mywi-update: argument <wi_id> does not match required pattern" >&2
  echo "  value:   \"${WI_ID}\"" >&2
  echo "  pattern: ^[0-9]+$" >&2
  echo "  hint: value must match ^[0-9]+$" >&2
  exit 1
fi

which jq > /dev/null 2>&1 || { echo 'error: nerf-az-boards-mywi-update: jq is required but not installed (e.g. apt-get install jq, brew install jq).' >&2; exit 1; }

if [[ "$_NERF_DRY_RUN" == "true" ]]; then
  echo "dry-run: nerf-az-boards-mywi-update would run inline script"
  exit 0
fi

if [[ -z "${STATE}" && -z "${TITLE}" ]]; then
  echo "error: az-boards-mywi-update: at least one of --state or --title is required" >&2
  exit 1
fi
CURRENT_USER=$(az devops invoke --area connectionData --resource connectionData --output json \
  | jq -r '.authenticatedUser.uniqueName // ""')
if [[ -z "${CURRENT_USER}" ]]; then
  echo "error: az-boards-mywi-update: could not determine current Azure DevOps user (try 'az login')" >&2
  exit 1
fi
SHOW_ARGS=(az boards work-item show --id "${WI_ID}" --output json)
[[ -n "${PROJECT}" ]] && SHOW_ARGS+=(--project "${PROJECT}")
WI_JSON=$("${SHOW_ARGS[@]}") || {
  echo "error: az-boards-mywi-update: could not fetch work item ${WI_ID}" >&2
  exit 1
}
ASSIGNED=$(printf '%s' "${WI_JSON}" | jq -r '.fields["System.AssignedTo"].uniqueName // ""')
if [[ -z "${ASSIGNED}" ]]; then
  echo "error: az-boards-mywi-update: work item ${WI_ID} is not assigned to anyone" >&2
  exit 1
fi
ASSIGNED_LC=$(printf '%s' "${ASSIGNED}" | tr '[:upper:]' '[:lower:]')
CURRENT_USER_LC=$(printf '%s' "${CURRENT_USER}" | tr '[:upper:]' '[:lower:]')
if [[ "${ASSIGNED_LC}" != "${CURRENT_USER_LC}" ]]; then
  echo "error: az-boards-mywi-update: work item ${WI_ID} is assigned to ${ASSIGNED}, not you (${CURRENT_USER}). Use az-boards-wi-update for items assigned to others." >&2
  exit 1
fi
UPDATE_ARGS=(az boards work-item update --id "${WI_ID}" --output json)
[[ -n "${STATE}" ]] && UPDATE_ARGS+=(--state "${STATE}")
[[ -n "${TITLE}" ]] && UPDATE_ARGS+=(--title "${TITLE}")
[[ -n "${PROJECT}" ]] && UPDATE_ARGS+=(--project "${PROJECT}")
"${UPDATE_ARGS[@]}"
