//Grabs the json file path string sent with the intent and deserializes it into a string
private void Save_File(string fileName)
{
if (File.Exists(fileName))
{
//read the stuff out of the file and put it into the plant items list
using (var streamReader = new StreamReader(fileName))
{
//reads the file and then sets it to a string
string content = streamReader.ReadToEnd();
plantList = JsonConvert.DeserializeObject <PlantList>(content);
}
}
else
{
plantList = new PlantList();
}
//put plantObject in List
plantList.Items.Add(plantObject);
//write list to json
//creates a streamWriter and uses above filepath to write file
using (var streamWriter = new StreamWriter(fileName, false))
{
//writes the new plant object instance to a json file
streamWriter.WriteLine(JsonConvert.SerializeObject(plantList));
}
}
protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
//set the layout to a list view
SetContentView(Resource.Layout.PlantListView);
//find the list view and make an object
ListView listView = new ListView(this);
data = Intent.GetStringExtra("plantFilePath") ?? "Data not available";
using (var streamReader = new StreamReader(data))
{
//reads the file and then sets it to a string
string content = streamReader.ReadToEnd();
//get the list out of the file
plantList = JsonConvert.DeserializeObject <PlantList>(content);
}
//and then put each item in the list class instance into a listview thing
PlantAdapter plantAdapter = new PlantAdapter(this, plantList);
ListView.Adapter = plantAdapter;
}
protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
//set the layout to a list view
SetContentView(Resource.Layout.PlantListView);
//find the list view and make an object
ListView listView = new ListView(this);
dataNew = Intent.GetStringExtra("plantFilePath") ?? "No data file";
if (data != dataNew)
{
data = dataNew;
}
//call the method for streamreader to deserialize json
plantList = Get_File(data);
//and then put each item in the list class instance into a listview thing
PlantAdapter plantAdapter = new PlantAdapter(this, plantList);
ListView.Adapter = plantAdapter;
ListView.ItemClick += ListView_ItemClick;
}
//Intent that sends data file as well as current position in plantlist of data
public static Intent intent(Context context, Type openActivity, string data, string plantName)
{
PlantList plantList = new PlantList();
Intent intent = new Intent(context, openActivity);
intent.PutExtra("plantFilePath", data);
intent.PutExtra("PlantName", plantName);
return(intent);
}
private PlantList Get_File(string file)
{
using (var streamReader = new StreamReader(data))
{
//reads the file and then sets it to a string
string content = streamReader.ReadToEnd();
//get the list out of the file
plantList = JsonConvert.DeserializeObject <PlantList>(content);
}
return(plantList);
}
private string File_Plant_Name()
{
//creates a new streamreader and tells it what file to read
using (var streamReader = new StreamReader(data))
{
//reads the file and then sets it to a string
string content = streamReader.ReadToEnd();
PlantList plantList = JsonConvert.DeserializeObject <PlantList>(content);
//need to get latest plant object out of list.
Plant plant = plantList.Items[plantList.Items.Count - 1];
//need to get plant name from object
string name = plant.PlantName;
//return name;
return(name);
}
}
private void Save_Click(object sender, System.EventArgs e)
{
//find the place to save json files and create a new folder
string plantFiles = BaseContext.GetDir("PlantsFile", 0).AbsolutePath;
//Name the new json file
string fileName = Path.Combine(plantFiles, "PlantsFile.json");
PlantList plantItems;
if (File.Exists(fileName))
{
//read the stuff out of the file and put it into the plant items list
using (var streamReader = new StreamReader(fileName))
{
//reads the file and then sets it to a string
string content = streamReader.ReadToEnd();
plantItems = JsonConvert.DeserializeObject <PlantList>(content);
}
}
else
{
plantItems = new PlantList();
}
//put plantObject in List
plantItems.Items.Add(plantObject);
//write list to json
//creates a streamWriter and uses above filepath to write file
using (var streamWriter = new StreamWriter(fileName, false))
{
//writes the new plant object instance to a json file
streamWriter.WriteLine(JsonConvert.SerializeObject(plantItems));
}
//on save click opens view plant screen.
Intent intent = new Intent(this, typeof(ViewPlantActivity));
//passes the json file just created to the new activity
intent.PutExtra("plantFilePath", fileName);
StartActivity(intent);
}
private string Current_Plant_Name(string name)
{
using (StreamReader streamReader = new StreamReader(_data))
{
string content = streamReader.ReadToEnd();
PlantList plantList = JsonConvert.DeserializeObject<PlantList>(content);
string plantName;
if(name == "Data not available") {
//need to get latest plant object out of list.
var plant = plantList.Items[plantList.Items.Count - 1];
plantName = plant.PlantName.ToString() ;
}else {
var plant = plantList.Items.Find(Items => Items.PlantName == name);
plantName = plant.PlantName.ToString();
}
return plantName;
}
}
public PlantAdapter(Activity context, PlantList plantList) : base()
{
this.context = context;
this.plantList = plantList;
}
