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

function test_downgrade_1.20.2_fails() {
    local work_path=$DIR/forgejo-work-path

    log_info "See also https://codeberg.org/forgejo/forgejo/pulls/1225"

    log_info "downgrading from 1.20.3-0 to 1.20.2-0 fails"
    stop
    storage_reset default
    start 1.20.3-0
    stop
    download 1.20.2-0
    timeout 60 $DIR_BINARIES/forgejo-1.20.2-0 --config $work_path/app.ini --work-path $work_path || true
    if ! grep --fixed-strings --quiet 'use the newer database' $work_path/log/forgejo.log ; then
        cat $work_path/log/forgejo.log
        return 1
    fi
}

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

    log_info "See also https://codeberg.org/forgejo/forgejo/pulls/1225"

    log_info "using < 1.20.3-0 and [storage].PATH merge all storage"
    for version in 1.18.5-0 1.19.4-0 1.20.2-0 ; do
        stop
        storage_reset merged
        start $version
        for path in ${STORAGE_PATHS} ; do
            ! test -d $work_path/data/$path
        done
        for path in ${STORAGE_PATHS} ; do
            ! test -d $work_path/merged/$path
        done
        test -d $work_path/merged
    done
    stop

    log_info "upgrading from 1.20.2-0 with [storage].PATH fails"
    download 1.20.3-0
    timeout 60 $DIR_BINARIES/forgejo-1.20.3-0 --config $work_path/app.ini --work-path $work_path || true
    if ! grep --fixed-strings --quiet '[storage].PATH is set and may create storage issues' $work_path/log/forgejo.log ; then
        cat $work_path/log/forgejo.log
        return 1
    fi
}

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

    log_info "using < 1.20.3-0 legacy [server].XXXX and [picture].XXXX are relative to WORK_PATH"
    for version in 1.18.5-0 1.19.4-0 1.20.2-0 ; do
        stop
        storage_reset legagy-relative
        start $version
        test -d $work_path/relative-lfs
        test -d $work_path/relative-avatars
        test -d $work_path/relative-repo-avatars
    done

    log_info "using >= 1.20.3-0 legacy [server].XXXX and [picture].XXXX are relative to APP_DATA_PATH"
    for version in 1.20.3-0 1.21.0-5-rc2 ; do
        stop
        storage_reset legagy-relative
        start $version
        test -d $work_path/data/relative-lfs
        test -d $work_path/data/relative-avatars
        test -d $work_path/data/relative-repo-avatars
    done

    log_info "using >= 1.20.3-0 relative [storage.XXXX].PATHS are relative to APP_DATA_PATH"
    for version in 1.20.3-0 1.21.0-5-rc2 ; do
        stop
        storage_reset storage-relative
        start $version
        for path in ${STORAGE_PATHS} ; do
            test -d $work_path/data/relative-$path
        done
    done

    log_info "using 1.20.[12]-0 relative [storage.XXXX].PATHS are inconsistent"
    for version in 1.20.2-0 ; do
        stop
        storage_reset storage-relative
        start $version
        test -d $work_path/data/packages
        test -d $work_path/relative-repo-archive
        test -d $work_path/relative-attachments
        test -d $work_path/relative-lfs
        test -d $work_path/data/avatars
        test -d $work_path/data/repo-avatars
    done

    log_info "using < 1.20 relative [storage.XXXX].PATHS are inconsistent"
    for version in 1.18.5-0 1.19.4-0 ; do
        stop
        storage_reset storage-relative
        start $version
        test -d $work_path/relative-packages
        test -d $work_path/relative-repo-archive
        test -d $work_path/relative-attachments
        test -d $work_path/data/lfs
        test -d $work_path/data/avatars
        test -d $work_path/data/repo-avatars
    done

    log_info "using < 1.20.3-0 relative [XXXX].PATHS are relative to WORK_PATH"
    for version in 1.18.5-0 1.19.4-0 1.20.2-0 ; do
        stop
        storage_reset relative
        start $version
        for path in ${STORAGE_PATHS} ; do
            test -d $work_path/relative-$path
        done
    done

    log_info "using >= 1.20.3-0 relative [XXXX].PATHS are relative to APP_DATA_PATH"
    for version in 1.20.3-0 1.21.0-5-rc2 ; do
        stop
        storage_reset relative
        start $version
        for path in ${STORAGE_PATHS} ; do
            test -d $work_path/data/relative-$path
        done
    done

    stop
}

function test_bug_storage_s3_misplace() {
    local work_path=$DIR/forgejo-work-path
    local s3_backend=${2:-minio}

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

    for version in 1.20.2-0 1.20.3-0 ; do
        log_info "Forgejo $version & $s3_backend"
        stop
        storage_reset misplace-s3
        start $version $s3_backend
        fixture_create
        for fun in ${STORAGE_FUN} ; do
            fixture_${fun}_assert_s3
        done
    done

    for version in 1.18.5-0 1.19.4-0 ; do
        log_info "Forgejo $version & $s3_backend"
        stop
        storage_reset misplace-s3
        start $version $s3_backend
        fixture_create
        #
        # some storage are in S3
        #
        fixture_attachments_assert_s3
        fixture_lfs_assert_s3
        #
        # others are in local
        #
        fixture_repo_archive_assert_local elsewhere/repo-archive
        fixture_avatars_assert_local elsewhere/avatars
        fixture_packages_assert_local elsewhere/packages
        fixture_repo_avatars_assert_local elsewhere/repo-avatars
    done
}

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

    log_info "See also https://codeberg.org/forgejo/forgejo/pulls/1225"

    log_info "using < 1.20 and conflicting sections misplace storage"
    for version in 1.18.5-0 1.19.4-0 ; do
        stop
        storage_reset misplace
        start $version
        #
        # some storage are where they should be
        #
        test -d $work_path/data/packages
        test -d $work_path/data/repo-archive
        test -d $work_path/data/attachments
        #
        # others are under APP_DATA_PATH
        #
        test -d $work_path/elsewhere/lfs
        test -d $work_path/elsewhere/avatars
        test -d $work_path/elsewhere/repo-avatars
    done

    log_info "using < 1.20.[12]-0 and conflicting sections ignores [storage.*]"
    for version in 1.20.2-0 ; do
        stop
        storage_reset misplace
        start $version
        for path in ${STORAGE_PATHS} ; do
            test -d $work_path/elsewhere/$path
        done
    done

    stop

    log_info "upgrading from 1.20.2-0 with conflicting sections fails"
    download 1.20.3-0
    timeout 60 $DIR_BINARIES/forgejo-1.20.3-0 --config $work_path/app.ini --work-path $work_path || true
    for path in ${STORAGE_PATHS} ; do
        if ! grep --fixed-strings --quiet "[storage.$path] may conflict" $work_path/log/forgejo.log ; then
            cat $work_path/log/forgejo.log
            return 1
        fi
    done
}

function test_upgrade_1_20_storage() {
    run test_bug_storage_misplace
    run test_bug_storage_merged
    run test_downgrade_1.20.2_fails
    run test_bug_storage_s3_misplace
}