#!/bin/sh

set -eu

readonly BASE_URL="${BASE_URL:-https://codeberg.org/api/v1/users/}"
readonly LIMIT=30

get_clone_urls() {
    user=$1
    page=1
    base_url="${BASE_URL}${user}/repos?limit=${LIMIT}"

    while :; do
        result="$(curl --silent "${base_url}&page=$page" | jq -r ".[].clone_url")"
        [ -z "$result" ] && break
        echo "$result"
        lines="$(echo "$result" | wc -l)"
        [ "$lines" -lt "$LIMIT" ] && break
        page=$((page + 1))
    done | sort
}

clone_repos() {
    workdir=$1

    if  [ ! -d "$workdir" ]; then mkdir -p "$workdir"; fi

    while read -r url; do
        repo_name="$(basename "$url" ".git")"
        if ! git clone --branch main --single-branch --depth 1 "$url" "${workdir}/${repo_name}"; then
            git clone --branch master --single-branch --depth 1 "$url" "${workdir}/${repo_name}"
        fi
    done
}

get_branch() {
    branch="$(git rev-parse --abbrev-ref HEAD 2>/dev/null || echo main)"

    if [ "$branch" = "HEAD" ]; then
        # Detached HEAD: assume main as default branch name; adjust if different
        branch="main"
    fi

    echo "$branch"
}

add_and_push() {
    file="$1"
    msg="$2"
    git_push_url="$3"
    branch="$(get_branch)"

    git add "$file"

    git config user.email "${GIT_EMAIL:-ci@example.com}"
    git config user.name "${GIT_NAME:-CI Bot}"

    git commit --no-gpg-sign -m "$msg"

    if [ -n "${git_push_url:-}" ]; then
        git remote set-url origin "$git_push_url"
    fi

    git push origin "HEAD:${branch}"
}