#!/bin/bash
# set -x

source ./log_helpers

if [ ${read_config_sourced:-1} = "1" ]; then    # include only once
    readonly read_config_sourced=${BASH_SOURCE[0]}

    # read config file (JSON syntax)
    #
    read_config() {
        local func="${FUNCNAME[0]}"
        
        readonly GIT_SSL_NO_VERIFY="$(cat "$1" | jq -r .GIT_SSL_NO_VERIFY)"
        if [ -z "$GIT_SSL_NO_VERIFY" ]; then 
            log_fatal "$func:${LINENO} GIT_SSL_NO_VERIFY not set in $1"
        fi
        log_debug "$func:${LINENO}: GIT_SSL_NO_VERIFY=$GIT_SSL_NO_VERIFY"
        
        readonly working_directory="$(cat "$1" | jq -r .working_directory)"
        if [ -z "$working_directory" ]; then 
            log_fatal "$func:${LINENO}: working_directory not set in $1"
        fi
        log_debug "$func:${LINENO}: working_directory=$working_directory"
        
        readonly workspace_dir="$(cat "$1" | jq -r .workspace_dir)"
        if [ -z "$workspace_dir" ]; then 
            log_fatal "$func:${LINENO}: workspace_dir not set in $1"
        fi
        log_debug "$func:${LINENO}: workspace_dir=$working_dir"
        
        local customer_location=$(cat "$1" | jq -r .customer_location)
        if [ -z "$customer_location" ]; then 
            log_fatal "$func:${LINENO}: customer_location not set in $1"
        fi
        log_debug "$func:${LINENO}: customer-location=$customer_location"

        readonly customer_id="customer_$(cat "$1" | jq -r .customer_id)"
        if [ -z "$customer_id" ]; then 
            log_fatal "$func:${LINENO} customer_id not set in $1"
        fi
        log_debug "$func:${LINENO}: customer-id=$customer_id"
        
        local __r_path="$(cat "$1" | jq -r .cust_repository_path)"
        if [ -z "$__r_path" ]; then 
            log_fatal "$func:${LINENO}: customer repository path not set in $1"
        fi
        readonly customer_repository_path="${__r_path}/${customer_id}.git"
        log_debug "$func:${LINENO}: customer r-path=$customer_repository_path"

        readonly number_of_zone_groups="$(cat "$1" | jq -r .zone_group[0])"
        log_debug "$func:${LINENO}: $number_of_zone_groups zone_group(s)"

        local __zone_groups=(0)
        for zg in `seq 1 $number_of_zone_groups`; do
            local __n_zones="$(cat "$1" | jq -r .zone_group[$zg].zone[0])"
            __zone_groups[$zg]=$__n_zones
        done

###############################################################################
########################## parsing with jq finished ###########################
###############################################################################

        local __customer_base_dir="$working_directory/${workspace_dir}"
        __customer_base_dir="${__customer_base_dir}/${customer_id}"
        __customer_base_dir="${__customer_base_dir}/${customer_location}"

        readonly customer_location_dir="$__customer_base_dir"
        log_debug "$func:${LINENO}: customer_location_dir="
        log_debug "$func:${LINENO}:      $customer_location_dir"

        readonly update_conf="${customer_location_dir}/update.conf"
        log_debug "$func:${LINENO}: update.conf="
        log_debug "$func:${LINENO}:      $update_conf"
        
        readonly current_conf="${customer_location_dir}/current.conf"
        log_debug "$func:${LINENO}: current.conf="
        log_debug "$func:${LINENO}:      $current_conf"

        # readonly zone_groups=(${__zone_groups[@]})
        # for (( j=0; j<${#zone_groups[@]}; ++j)); do
        #     log_debug "$func:${LINENO}: zgroup[$j]: ${zone_groups[$j]} zones"
        # done 

        # TODO: falls mehrere gruppen/zonen auftauchen hier anpassen        
        readonly zgroup=1
        readonly zone=1
        readonly customer_base_dir="${__customer_base_dir}/${zgroup}/${zone}"
        log_debug "$func:${LINENO}: customer-base-dir="
        log_debug "$func:${LINENO}:      $customer_base_dir"

        readonly psa_config_dir="${customer_base_dir}/etc/psa_config"
        log_debug "$func:${LINENO}: psa_config_dir="
        log_debug "$func:${LINENO}:      $psa_config_dir"
        
        readonly psa_update_dir="${customer_base_dir}/etc/psa_update"
        log_debug "$func:${LINENO}: psa_update_dir="
        log_debug "$func:${LINENO}:      $psa_update_dir"
        
        readonly psa_base_ini_dir="${customer_base_dir}/opt/app"
        log_debug "$func:${LINENO}: psa_base_ini_dir="
        log_debug "$func:${LINENO}:      $psa_base_ini_dir"

        readonly emp_conf="${psa_config_dir}/emp.conf"
        log_debug "$func:${LINENO}: emp.conf="
        log_debug "$func:${LINENO}:      $emp_conf"
        
        readonly device_conf="${psa_config_dir}/device.conf"
        log_debug "$func:${LINENO}: device.conf="
        log_debug "$func:${LINENO}:      $device_conf"
        
        readonly printer_conf="${psa_config_dir}/printer.conf"
        log_debug "$func:${LINENO}: printer.conf="
        log_debug "$func:${LINENO}:      $printer_conf"

        readonly opkg_cmds_file="${psa_update_dir}/opkg_commands"
        log_debug "$func:${LINENO}: opkg_commands="
        log_debug "$func:${LINENO}:      $opkg_cmds_file"

        # FIXME: die "ini"-files fehlen noch
        return 0
    }
    # read_config UpdateController.conf
fi