#! /bin/bash
urlencode() {
    # urlencode <string>
    old_lc_collate=$LC_COLLATE
    LC_COLLATE=C

    local length="${#1}"
    for (( i = 0; i < length; i++ )); do
        local c="${1:i:1}"
        case $c in
            [a-zA-Z0-9.~_-]) printf "$c" ;;
            *) printf '%%%02X' "'$c" ;;
        esac
    done

    LC_COLLATE=$old_lc_collate
}

# Default parameters
# Encode parameters (as blank spaces)
TERM=`urlencode "$1"`
# Default fields
FL=${2:-url,title,lang,score}
FQ=$3
# Default query term
QT=${4:-select}
# Filter query
COLLECTION=${5:-zylk}
SERVER=${6:-localhost}
PORT=${7:-8983}

if [ -z "$1" ]; then
  # Usage
  echo 'Usage: do-search.sh <search-terms> [<fl-params=url,h1,title,score> <fq-params=lang:es> <qt-params=select|elevate> <collection-name=> <solr-server=localhost> <port=8383>]'
else
  NUMROWS=`curl -s "http://${SERVER}:${PORT}/solr/${COLLECTION}/${QT}?fq=$FQ&indent=on&q=${TERM}&wt=json" | jq '.response.numFound'`
  ROWS=10000
  COUNT=0
  START=0
  while [ $START -lt $NUMROWS ]; do
    # Only 10 results finally
    #curl -s "http://${SERVER}:${PORT}/solr/${COLLECTION}/${QT}?fl=$FL&indent=on&q=$TERM&rows=$ROWS&start=$START&wt=json" | jq '.response.docs[]'
    echo "curl -s \"http://${SERVER}:${PORT}/solr/${COLLECTION}/${QT}?fq=$FQ&fl=$FL&indent=on&q=$TERM&rows=10&start=$START&wt=json\""
    curl -s "http://${SERVER}:${PORT}/solr/${COLLECTION}/${QT}?fq=$FQ&fl=$FL&indent=on&q=$TERM&rows=10&start=$START&wt=json" | jq '.response.docs[]'
    COUNT=$((COUNT+1))
    START=$((ROWS*COUNT))
  done
  echo "Number of results for search: $1 --> $NUMROWS"
fi