import 'dart:convert';

import 'package:flutter/material.dart';
import 'package:http/http.dart';
import 'package:solaragent/models/feed.dart';
import 'package:solaragent/widgets/feed.dart';

class PostScreen extends StatefulWidget {
  final Client client = Client();

  final String modelType;
  final String alias;

  PostScreen({super.key, required this.modelType, required this.alias});

  @override
  State<PostScreen> createState() => _PostScreenState();
}

class _PostScreenState extends State<PostScreen> {
  Future<Feed?> pullPost(BuildContext context) async {
    var uri = Uri.parse(
      "https://co.solsynth.dev/api/p/${widget.modelType}s/${widget.alias}",
    );
    var res = await widget.client.get(uri);
    if (res.statusCode != 200) {
      var err = utf8.decode(res.bodyBytes);
      ScaffoldMessenger.of(context).showSnackBar(
        SnackBar(content: Text("Something went wrong... $err")),
      );
      return null;
    } else {
      return Feed.fromJson(jsonDecode(utf8.decode(res.bodyBytes)));
    }
  }

  Widget buildItem(BuildContext context, Feed item) {
    return FeedItem(
      item: item,
      brief: false,
    );
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(title: const Text("Post")),
      body: FutureBuilder(
        future: pullPost(context),
        builder: (context, snapshot) {
          if (snapshot.hasData && snapshot.data != null) {
            return SingleChildScrollView(
              child: buildItem(context, snapshot.data!),
            );
          } else {
            return const Center(
              child: CircularProgressIndicator(),
            );
          }
        },
      ),
    );
  }
}