#!/bin/bash
# Source this file for paste_log(), or execute it with a filename.
paste_log()
{
    if [[ $# -ne 1 || ! -f ${1:-} ]]; then
        echo 'Usage: paste_log <existing-file>' >&2
        return 2
    fi

    local pods pod name temporary status
    pods=$(kubectl get pods -o jsonpath='{range .items[*]}{.metadata.name}{"\n"}{end}') || return
    local -a matches=()
    while IFS= read -r pod; do
        [[ $pod == brunner-ninja* ]] && matches+=("$pod")
    done <<< "$pods"
    if [[ ${#matches[@]} -ne 1 ]]; then
        echo "Expected one brunner-ninja pod, found ${#matches[@]}" >&2
        return 1
    fi

    temporary=$(mktemp "${TMPDIR:-/tmp}/XXXXXXXXXXXX.log") || return
    name=${temporary##*/}
    # Resolve local paths so kubectl does not interpret a colon as a pod path.
    local source
    source=$(realpath -- "$1") || { rm -f -- "$temporary"; return 1; }
    if kubectl cp "$source" "${matches[0]}:/srv/http/pastes/$name"; then
        status=0
    else
        status=$?
    fi
    rm -f -- "$temporary"
    ((status == 0)) || return "$status"
    printf 'https://brunner.ninja/pastes/%s\n' "$name"
}

if [[ ${BASH_SOURCE[0]} == "$0" ]]; then
    paste_log "$@"
fi