#!/usr/bin/env python3

import sys
import argparse
import json

parser = argparse.ArgumentParser(prog = 'nostril-query', description = 'Construct nostr queries')
parser.add_argument('-a', '--authors')
parser.add_argument('-p', '--mentions')
parser.add_argument('-e', '--references')
parser.add_argument('-t', '--hashtag')
parser.add_argument('-i', '--ids')
parser.add_argument('-g', 
                    '--generic',
                    nargs=2,
                    metavar=('tag', 'value'),
                    help="Generic tag query: `#<tag>: value`")
parser.add_argument('-l', '--limit', type=int)

def usage():
    parser.print_help()
    sys.exit(1)

args = parser.parse_args()

filt = {}

if args.authors:
    filt["authors"] = args.authors.split(",")

if args.ids:
    filt["ids"] = args.ids.split(",")

if args.limit:
    filt["limit"] = args.limit

if args.generic:
    (tag, val) = args.generic
    filt["#" + tag] = val.split(",")

if args.hashtag:
    filt["#t"] = args.hashtag.split(",")

if args.mentions:
    filt["#p"] = args.mentions.split(",")

if args.references:
    filt["#e"] = args.references.split(",")


q = json.dumps(["REQ","nostril-query",filt])
print(q)