#!/bin/bash

# I am writing this with an ocular migraine and it's hard as shit to
# real the goddamn code, so please excuse any obvious mistakes. I
# literally cannot see them right now.

PYTHON_VERSIONS="3.12.3"

# TODO: Add more to this list if we want to support more platforms.
PYTHON_PLATFORM_CONFIGS="x86_64-pc-windows-msvc-shared-pgo-full x86_64-unknown-linux-gnu-pgo+lto-full"

set -e

cd "$(dirname "$0")"

# wget \
#     https://raw.githubusercontent.com/indygreg/python-build-standalone/latest-release/latest-release.json \
#     -o latest-release.json

RELEASE_PARTS=$(curl https://raw.githubusercontent.com/indygreg/python-build-standalone/latest-release/latest-release.json | \
    python3 -c "import json; import sys; d = json.loads(sys.stdin.read()); print(d[\"tag\"]); print(d[\"asset_url_prefix\"]);")


RELEASE_TAG="$(echo $RELEASE_PARTS | cut -d" " -f 1)"
RELEASE_BASE_URL="$(echo $RELEASE_PARTS | cut -d" " -f 2)"

echo $RELEASE_TAG
echo $RELEASE_BASE_URL

echo "Fetching new files from release..."

for PYTHON_VERSION in $PYTHON_VERSIONS; do

    for CONFIG in $PYTHON_PLATFORM_CONFIGS; do
        FILENAME="cpython-${PYTHON_VERSION}+${RELEASE_TAG}-$CONFIG.tar.zst"
        if [ \! -e "${FILENAME}" ] ; then
            wget "${RELEASE_BASE_URL}/${FILENAME}"
        fi
    done

done

echo "Decompressing zsts..."

# Decompress zsts...
for ZSTFILE in *.tar.zst; do
    if [ \! -e "$(basename ${ZSTFILE} .zst)" ]; then
        zstd -d "${ZSTFILE}"
    fi
done

echo "Compressing zips..."

# Recompress zips...
for TARFILE in *.tar; do
    if [ \! -e "${TARFILE}.zip" ]; then
        zip "${TARFILE}.zip" "${TARFILE}"
    fi
done

# Write version data.
# FIXME: Extremely dirty and hacky.
echo "{ \"release\" : \"${RELEASE_TAG}\", \"versions\" : [" > python_release_info.json
FIRST="1"
for PYTHON_VERSION in $PYTHON_VERSIONS; do
    if [ "$FIRST" == "0" ]; then
        echo "," >> python_release_info.json
    fi
    FIRST=0
    echo "\"${PYTHON_VERSION}\""  >> python_release_info.json
done
echo "]" >> python_release_info.json
echo "}" >> python_release_info.json