common

#!/usr/bin/env bash

# Copyright (C) Harsh Shandilya <msfjarvis@gmail.com>
# SPDX-License-Identifier: GPL-3.0-only

CL_BOLD="\033[1m"
CL_INV="\033[7m"
CL_RED="\033[01;31m"
CL_RST="\033[0m"
CL_YLW="\033[01;33m"
CL_BLUE="\033[01;34m"

# To shut shellcheck up
export CL_BOLD CL_INV CL_RED CL_RST CL_YLW CL_BLUE

# Prints a formatted header to let the user know what's being done
# SC2034: i appears unused. Verify it or export it.
function echoText() {
    echo -e "${CL_RED}"
    echo -e "${CL_BOLD}"
    echo -e "====$(for i in $(seq ${#1}); do echo -e "=\c"; done)===="
    echo -e "==  ${1}  =="
    echo -e "====$(for i in $(seq ${#1}); do echo -e "=\c"; done)===="
    echo -e "${CL_RST}"
}

# Prints a warning in bold yellow
function reportWarning() {
    echo -e ""
    echo -e "${CL_YLW}${1:?}${CL_RST}"
    if [ -z "${2:-}" ]; then
        echo -e ""
    fi
}

function get_release_assets() {
    local REPOSITORY RELEASE_TAG RELEASE_ID TMP_FILE
    REPOSITORY="${1:?}"
    RELEASE_TAG="${2:-latest}"
    TMP_FILE="$(mktemp)"
    if [ "${RELEASE_TAG}" == "latest" ]; then
        RELEASE_ID=$(curl --silent "https://api.github.com/repos/${1:?}/releases/latest" | # Get the latest release from GitHub API
            jq -r .id) # Get the ID of the release
    else
        # Get all releases from the v3 API, get the id and tag_name fields (called name in the slice) for each item, and write it to a temporary file
        curl --silent "https://api.github.com/repos/${REPOSITORY}/releases" | jq '.[] | {id: .id, name: .tag_name}' >"${TMP_FILE}"
        # Stream across the data we sliced earlier, printing the id and name as space separated values, then cleanly filter the one we need using grep and awk
        RELEASE_ID=$(jq -r '"\(.id) \(.name)"' "${TMP_FILE}" | grep "${RELEASE_TAG}" | awk '{print $1}') # Get the ID of the latest release
    fi
    curl --silent "https://api.github.com/repos/${REPOSITORY}/releases/${RELEASE_ID}" | jq -r .assets[].browser_download_url # Get the download URL of the assets
    [ -f "${TMP_FILE}" ] && rm -f "${TMP_FILE}"
}

function get_latest_release() {
    curl --silent "https://api.github.com/repos/${1:?}/releases/latest" | # Get latest release from GitHub API
        jq -r .tag_name # Get tag line
}