module HDF5

using Base: unsafe_convert
using Requires: @require
using Mmap: Mmap
# needed for filter(f, tuple) in julia 1.3
using Compat
using UUIDs: uuid4
using Printf: @sprintf

### PUBLIC API ###

export @read,
    @write,
    h5open,
    h5read,
    h5write,
    h5rewrite,
    h5writeattr,
    h5readattr,
    create_attribute,
    open_attribute,
    read_attribute,
    write_attribute,
    delete_attribute,
    rename_attribute,
    attributes,
    attrs,
    create_dataset,
    open_dataset,
    read_dataset,
    write_dataset,
    create_group,
    open_group,
    copy_object,
    open_object,
    delete_object,
    move_link,
    create_datatype,
    commit_datatype,
    open_datatype,
    create_property,
    group_info,
    object_info,
    dataspace,
    datatype,
    Filters,
    Drivers

### The following require module scoping ###

# file, filename, name,
# get_chunk, get_datasets,
# get_access_properties, get_create_properties,
# root, readmmap,
# iscontiguous, iscompact, ischunked,
# ishdf5, ismmappable,
# refresh
# start_swmr_write
# create_external, create_external_dataset

### Types
# H5DataStore, Attribute, File, Group, Dataset, Datatype, Opaque,
# Dataspace, Object, Properties, VLen, ChunkStorage, Reference

h5doc(name) = "[`$name`](https://portal.hdfgroup.org/display/HDF5/$(name))"

include("api/api.jl")
include("properties.jl")
include("context.jl")
include("types.jl")
include("file.jl")
include("objects.jl")
include("groups.jl")
include("datatypes.jl")
include("typeconversions.jl")
include("dataspaces.jl")
include("virtual.jl")
include("datasets.jl")
include("attributes.jl")
include("readwrite.jl")
include("references.jl")
include("show.jl")
include("api_midlevel.jl")
include("highlevel.jl")

# Functions that require special handling

const libversion = API.h5_get_libversion()
const HAS_PARALLEL = Ref(false)
const HAS_ROS3 = Ref(false)

"""
    has_parallel()

Returns `true` if the HDF5 libraries were compiled with MPI parallel support via the [`Drivers.MPIO`](@ref) driver.

See [Parallel HDF5](@ref) for more details.
"""
has_parallel() = HAS_PARALLEL[]

"""
    has_ros3()

Returns `true` if the HDF5 libraries were compiled with ros3 support
"""
has_ros3() = HAS_ROS3[]

function __init__()
    # HDF5.API.__init__() is run first
    #
    # initialize default properties
    ASCII_LINK_PROPERTIES.char_encoding = :ascii
    ASCII_LINK_PROPERTIES.create_intermediate_group = true
    UTF8_LINK_PROPERTIES.char_encoding = :utf8
    UTF8_LINK_PROPERTIES.create_intermediate_group = true
    ASCII_ATTRIBUTE_PROPERTIES.char_encoding = :ascii
    UTF8_ATTRIBUTE_PROPERTIES.char_encoding = :utf8

    @require FileIO = "5789e2e9-d7fb-5bc7-8068-2c6fae9b9549" include("fileio.jl")

    @require H5Zblosc = "c8ec2601-a99c-407f-b158-e79c03c2f5f7" begin
        set_blosc!(p::Properties, val::Bool) =
            val && push!(Filters.FilterPipeline(p), H5Zblosc.BloscFilter())
        set_blosc!(p::Properties, level::Integer) =
            push!(Filters.FilterPipeline(p), H5Zblosc.BloscFilter(; level=level))
    end

    return nothing
end

include("deprecated.jl")

end  # module