#!/usr/bin/env bash

B2_BUCKET=${B2_BUCKET:-${REMOTE_DIR%%/*}}
B2_REMOTE_DIR=${REMOTE_DIR#*/}
Var::check B2_BUCKET

# Добавляем в конце '/'
if [[ -n "${B2_REMOTE_DIR}" ]] && [[ ${B2_REMOTE_DIR} != */ ]]; then B2_REMOTE_DIR="${B2_REMOTE_DIR}/"; fi

# Полное имя архива на хранилище
B2_ARCHIVE=${B2_REMOTE_DIR}${REMOTE_ARCHIVE}
B2_ACCOUNT_ID=${B2_ACCOUNT_ID}
B2_APPLICATION_KEY=${B2_APPLICATION_KEY}

B2_CONNECTION=

if [[ -n "${DEBUG}" ]]; then
    echo B2_BUCKET=${B2_BUCKET}
    echo B2_REMOTE_DIR=${B2_REMOTE_DIR}
    echo B2_ARCHIVE=${B2_ARCHIVE}
fi

storage_login() {
    b2 authorize-account ${B2_ACCOUNT_ID} ${B2_APPLICATION_KEY}
    log "Login to B2 by ${B2_ACCOUNT_ID}" && \
    export B2_CONNECTION=true

    return $?
}

storage_download() {
    if Var::isFalse ${B2_CONNECTION}; then storage_login; fi

    b2 download-file-by-name ${B2_BUCKET} ${B2_ARCHIVE} ${ARCHIVE}
    log "Download \"${B2_ARCHIVE}\" from busket \"${B2_BUCKET}\" \n\t as \"${ARCHIVE}\""

    return $?
}

storage_upload() {
    if Var::isFalse ${B2_CONNECTION}; then storage_login; fi

    if Var::isFalse ${DRY_RUN}; then
        b2 upload-file ${B2_BUCKET} ${ARCHIVE} ${B2_ARCHIVE}
    fi
    log "Upload \"${ARCHIVE}\" \n\t as \"${B2_ARCHIVE}\" in \"${B2_BUCKET}\""

    return $?
}