#!/bin/bash
# SPDX-License-Identifier: MIT

#
# Debug loop from the source tree:
#
# ./forgejo/upgrades/test-upgrade.sh dependencies
# ./forgejo/upgrades/test-upgrade.sh build_all
# VERBOSE=true ./forgejo/upgrades/test-upgrade.sh test_downgrade_1.20.2_fails
#
# Everything happens in /tmp/forgejo-upgrades
#

SELF_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
SELF="${BASH_SOURCE[0]}"
source $SELF_DIR/../../lib/lib.sh

STORAGE_PATHS="attachments avatars lfs packages repo-archive repo-avatars"
STORAGE_FUN="attachments avatars lfs packages repo_archive repo_avatars"
: ${FORGEJO_REPO:=fixture}

source $SELF_DIR/fixtures.sh

function reset() {
    local config=$1
    reset_forgejo $SELF_DIR/$config-app.ini
    reset_minio
    reset_garage
}

function verify_storage() {
    local work_path=$DIR/forgejo-work-path

    for path in ${STORAGE_PATHS} ; do
        test -d $work_path/data/$path
    done
}

function cleanup_storage() {
    local work_path=$DIR/forgejo-work-path

    for path in ${STORAGE_PATHS} ; do
        rm -fr $work_path/data/$path
    done
}

function test_storage_stable_s3() {
    local work_path=$DIR/forgejo-work-path
    local s3_backend=${1:-minio}

    log_info "See also https://codeberg.org/forgejo/forgejo/issues/1338"

    for version in 1.18 1.19 1.20.2-0 1.20.3-0 1.20 1.21 $RELEASE_NUMBERS_AND_DEV ; do
        log_info "Forgejo $version & $s3_backend"
        stop
        reset stable-s3
        start $version $s3_backend
        fixture_create
        for fun in ${STORAGE_FUN} ; do
            fixture_${fun}_assert_s3
        done
    done
}

function test_successful_upgrades() {
    stop
    for config in default specific ; do
        log_info "using $config app.ini"
        reset $config

        for version in 1.18 1.19 1.20.2-0 1.20.3-0 1.20 1.21 $RELEASE_NUMBERS_AND_DEV ; do
            log_info "run $version"
            cleanup_storage
            start $version
            verify_storage
            stop
        done
    done
}

function test_forgejo_database_version() {
    local expected_version=$1
    local work_path=$DIR/forgejo-work-path

    actual_version=$(sqlite3 $work_path/forgejo.db "select version from forgejo_version")
    test "$expected_version" = "$actual_version"
}

source $SELF_DIR/test-upgrade-1.20-storage.sh
source $SELF_DIR/test-upgrade-forgejo-database-v3.sh
source $SELF_DIR/../../packages/packages.sh

function test_upgrades() {
    run stop
    run dependencies
    run build_all

    test_packages

    run test_successful_upgrades
    run test_storage_stable_s3 minio
    run test_storage_stable_s3 garage

    test_upgrade_1_20_storage
    run test_forgejo_database_v3_upgrades
}

"$@"