#!/usr/bin/env bash

API_BASE="https://gitlab.com/api/v4"
# scope can be users or groups
SCOPE="groups"
# group id - if users, is user id, if groups, is group name
ID="$GROUP"
# suffix of url to open
SUFFIX="$2"
# description of url to open
URL_DESC="${3:-Project}"

log() {
  fdate=$(date "+%Y-%m-%d %H:%M:%S")
  echo "[$fdate] $*" >> log.txt
}

if [[ -z "$GROUP" ]]; then
  SCOPE="users"
  # user id cache file location
  idfile=".cache/userid"
  if [[ ! -f $idfile ]]; then
    # get user id and cache to file
    curl "$API_BASE/user" | jq '.id' >$idfile
  fi
  ID=$(cat $idfile)
fi

if [[ -z $(which jq) ]]; then
  # jq is not installed
  echo '{"items":[{"title":"Please install jq","subtitle":"Select this to open instructions","arg":"https://stedolan.github.io/jq/download/"}]}'
else
  if [[ ! -d ".cache" ]]; then
    mkdir .cache
  fi

  # remove files older than 30 days
  find .cache -type f -mtime +30 -name '*.json' -exec rm {} \;

  query=$1
  hash=$(echo "$query" | md5 -q)

  log "Query: $query, Hash: $hash"

  # cache file location
  fl=".cache/projects-$hash.json"

  log "Attempting cache file: $fl"

  if [[ ! -f $fl ]]; then
    log "Cache file not found, fetching from API"

    # project endpoint url
    url="$API_BASE/$SCOPE/$ID/projects?private_token=$TOKEN&include_subgroups=true&per_page=20&search=$query"
    # get and cache to file
    curl "$url" >"$fl"
  fi

  log "Processing results"

  # build url from args and jq result
  url_build=$([[ -z "$SUFFIX" ]] && echo ".web_url" || echo '([.web_url, "/-/'"$SUFFIX"'"] | join(""))')

  # jq query
  jquery='map({title: (["Open '$URL_DESC': ",.path] | join("")), subtitle: .path_with_namespace, arg:'$url_build'}) | {items:.}'

  log "Sending Result: $jquery"

  # output items to alfred
  jq "$jquery" "$fl"
fi