#!/bin/bash
  
# doc cmd_init {
#
# DESCRIPTION
#   cmd_init - Initialized target directory with database file
#
# USAGE
#   cmd_init </path/to/git/dir> </path/to/target> 
#
# DEPENDENCIES bunc/src/*
#
# }

cmd_init() {
    local GIT_DIR="${1}"
    local TARGET="${2}"
    local DB_FILE="${TARGET}/${_OPT_DB_FILE}"
    
    [[ -f "${DB_FILE}" ]] && return 1
    [[ ! -d "${GIT_DIR}/.git" ]] && return 2

    _msg EXEC "Initializing ${TARGET}"
    echo -e "REPO_ID\t$(git -C "${GIT_DIR}" rev-list HEAD | tail -n 1)" > ${DB_FILE} 2>${STDERR}
    echo -e "REPO_VERSION\t${REPO_VERSION}" >> ${DB_FILE} 2>${STDERR}
    [[ $? -ne 0 ]] && { _msg WARN; return 3; }
    _msg OK
}