mikepyts

// ignore: avoid_web_libraries_in_flutter
import 'dart:html';
import 'dart:ui' as ui;
import 'package:flutter/material.dart';

void main() => runApp(WebcamApp());

class WebcamApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) => MaterialApp(

mikepyts

import 'dart:math' as math;

import 'package:flutter/material.dart';
import 'package:flutter/rendering.dart';
import 'package:flutter/gestures.dart';
import 'package:flutter_issues/custom_scrollable.dart' as custom_scrollable;

/// A widget that scrolls.
///
/// Scrollable widgets consist of three pieces:

mikepyts

import 'dart:math';

import 'package:flutter/material.dart';
import 'dart:async';
import 'dart:math' as math;
import 'dart:ui';
import 'package:flutter/gestures.dart';
import 'package:flutter/rendering.dart';
import 'package:flutter/scheduler.dart';
import 'package:flutter/painting.dart';

mikepyts

import 'dart:math' as math;

import 'package:flutter/material.dart';
import 'package:flutter/rendering.dart';
import 'package:flutter/gestures.dart';
import 'package:flutter_issues/custom_scrollable.dart' as custom_scrollable;

/// A widget that scrolls.
///
/// Scrollable widgets consist of three pieces:

mikepyts

import 'dart:async';
import 'dart:math' as math;
import 'dart:ui';

import 'package:flutter/gestures.dart';
import 'package:flutter/material.dart';
import 'package:flutter/rendering.dart';
import 'package:flutter/scheduler.dart';
import 'package:flutter/painting.dart';

mikepyts

  // Data holders
    val temperatureData = mutableListOf<Float>()
    val pressureData = mutableListOf<Float>()
    val timeData = mutableListOf<Float>()

    // Convert data from BigQuery JsonTable to data arrays
    fun processData(tableData: JsonTable) {
        tableData.rows.forEach {
            it.f.forEachIndexed { index, element ->
                when (index) {

mikepyts

   // Data classes for JSON deserialization
    data class JsonTable(@SerializedName("rows") val rows: List<Row>) {
        data class Row(@SerializedName("f") val f: List<F>) {
            data class F(@SerializedName("v") val v: String)
        }
    }

mikepyts

// Get table
    fun pullData() {
        when (token) {
            "Empty" -> {
                authenticateAndAuthorize()
            }
            else -> {
                doAsync {
                    val apiCall = gcpService.getTable("Bearer $token", 15).execute()
                    Log.d("JSON", apiCall.body().toString())

mikepyts

// Retrofit interface
    interface GCPService {
        @GET("/bigquery/v2/projects/weather-231121/datasets/WeatherDataSet/tables/WeatherDataTable/data")
        fun getTable(@Header("Authorization") token: String, @Query("startIndex") startIndex: Int): Call<JsonObject>
    }

    // Retrofit builder
    private val retrofitBuilder = Retrofit.Builder()
        .baseUrl("https://content.googleapis.com")
        .addConverterFactory(GsonConverterFactory.create())

mikepyts

    // Access scopes
    private val accessScope = listOf("https://www.googleapis.com/auth/cloud-platform.read-only")
    private var token = "Empty"

    // Receive Google OAuth 2 token for API access
    private fun authenticateAndAuthorize() {
        doAsync {
            val googleCredential = GoogleCredential
                .fromStream(ctx.assets.open("service-account.json"))
                .createScoped(accessScope)