feat: instance info (#63)

* chore: status_reactions => compat_status_reactions

let's prefix all instance compatibility properties with compat_

* feat: deserialize ArrayLists of string

* feat: instance info

* fix(SecretAccountStore): set instance_info as null

meson.build

@@ -63,6 +63,12 @@ sources = files(
     'src/API/Emoji.vala',
     'src/API/EmojiReaction.vala',
     'src/API/Entity.vala',
+    'src/API/Instance.vala',
+    'src/API/Instance/Mastodon/Configuration.vala',
+    'src/API/Instance/Mastodon/Configuration/MediaAttachments.vala',
+    'src/API/Instance/Mastodon/Configuration/Polls.vala',
+    'src/API/Instance/Mastodon/Configuration/Reactions.vala',
+    'src/API/Instance/Mastodon/Configuration/Statuses.vala',
     'src/API/List.vala',
     'src/API/Mention.vala',
     'src/API/Notification.vala',

src/API/Entity.vala

@@ -72,6 +72,9 @@ public class Tooth.Entity : GLib.Object, Widgetizable, Json.Serializable {
 
 			//There has to be a better way
 			switch (prop) {
+				case "supported-mime-types":
+				case "languages":
+					return des_list_string(out val, node);
 				case "media-attachments":
 					contains = typeof (API.Attachment);
 					break;
@@ -123,6 +126,18 @@ public class Tooth.Entity : GLib.Object, Widgetizable, Json.Serializable {
 		return true;
 	}
 
+	public static bool des_list_string (out Value val, Json.Node node) {
+		var arr = new Gee.ArrayList<string> ();
+		if (!node.is_null ()) {
+			node.get_array ().foreach_element ((array, i, elem) => {
+				var obj = (string) elem.get_string();
+				arr.add (obj);
+			});
+		}
+		val = arr;
+		return true;
+	}
+
 	public override Json.Node serialize_property (string prop, Value val, ParamSpec spec) {
 		var type = spec.value_type;
 		// debug (@"serializing $prop of type $(val.type_name ())");

src/API/Instance.vala

@@ -0,0 +1,51 @@
+public class Tooth.API.Instance : Entity {
+	public Gee.ArrayList<string>? languages { get; set; }
+	public API.Mastodon.Configurations? configuration { get; set; default = null; }
+	public int64 max_toot_chars { get; set; default = 0; }
+	public API.Mastodon.Configuration.Polls? poll_limits { get; set; default = null; }
+	public int64 upload_limit { get; set; default = 0; }
+
+    public int64 compat_status_max_characters {
+        get {
+			if (configuration != null) {
+                return configuration.statuses.max_characters;
+            }
+
+            return max_toot_chars;
+		}
+    }
+
+    public int64 compat_status_max_image_size {
+        get {
+			if (configuration != null) {
+                return configuration.media_attachments.image_size_limit;
+            }
+
+            return upload_limit;
+		}
+    }
+
+    public int64 compat_status_max_video_size {
+        get {
+            if (configuration != null) {
+                return configuration.media_attachments.video_size_limit;
+            }
+
+            return upload_limit;
+		}
+    }
+
+    public API.Mastodon.Configuration.Polls? compat_status_polls {
+        get {
+			if (configuration != null) {
+                return configuration.polls;
+            }
+
+            return poll_limits;
+		}
+    }
+
+    public static API.Instance from (Json.Node node) throws Error {
+        return Entity.from_json (typeof (API.Instance), node) as API.Instance;
+	}
+}

src/API/Instance/Mastodon/Configuration.vala

@@ -0,0 +1,6 @@
+public class Tooth.API.Mastodon.Configurations : Entity {
+	public API.Mastodon.Configuration.Statuses statuses { get; set; }
+	public API.Mastodon.Configuration.MediaAttachments media_attachments { get; set; }
+	public API.Mastodon.Configuration.Polls polls { get; set; }
+	public API.Mastodon.Configuration.Reactions? reactions { get; set; default = null; }
+}

src/API/Instance/Mastodon/Configuration/MediaAttachments.vala

@@ -0,0 +1,8 @@
+public class Tooth.API.Mastodon.Configuration.MediaAttachments : Entity {
+	public Gee.ArrayList<string> supported_mime_types { get; set; }
+	public int64 image_size_limit { get; set; }
+	public int64 image_matrix_limit { get; set; }
+	public int64 video_size_limit { get; set; }
+	public int64 video_frame_rate_limit { get; set; }
+	public int64 video_matrix_limit { get; set; }
+}

src/API/Instance/Mastodon/Configuration/Polls.vala

@@ -0,0 +1,13 @@
+public class Tooth.API.Mastodon.Configuration.Polls : Entity {
+	public int64 max_options { get; set; }
+	public int64 max_characters_per_option { get; set; default = -1; }
+	public int64 max_option_chars { get; set; default = -1; }
+	public int64 min_expiration { get; set; }
+	public int64 max_expiration { get; set; }
+
+	public int64 compat_status_poll_max_characters {
+        get {
+            return max_characters_per_option != -1 ? max_characters_per_option : max_option_chars;
+		}
+    }
+}

src/API/Instance/Mastodon/Configuration/Reactions.vala

@@ -0,0 +1,3 @@
+public class Tooth.API.Mastodon.Configuration.Reactions : Entity {
+	public int64 max_reactions { get; set; }
+}

src/API/Instance/Mastodon/Configuration/Statuses.vala

@@ -0,0 +1,5 @@
+public class Tooth.API.Mastodon.Configuration.Statuses : Entity {
+	public int64 max_characters { get; set; }
+	public int64 max_media_attachments { get; set; }
+	public int64 characters_reserved_per_url { get; set; default = 0; }
+}

src/API/Status.vala

@@ -33,7 +33,7 @@ public class Tooth.API.Status : Entity, Widgetizable {
     public ArrayList<API.Attachment>? media_attachments { get; set; default = null; }
     public API.Poll? poll { get; set; default = null; }
 
-    public ArrayList<API.EmojiReaction>? status_reactions {
+    public ArrayList<API.EmojiReaction>? compat_status_reactions {
         get {
 			if (emoji_reactions != null) {
                 return emoji_reactions;

src/Services/Accounts/InstanceAccount.vala

@@ -16,6 +16,7 @@ public class Tooth.InstanceAccount : API.Account, Streamable {
 	public const string KIND_REMOTE_REBLOG = "__remote-reblog";
 
 	public string? backend { set; get; }
+	public API.Instance? instance_info { get; set; }
 	public string? instance { get; set; }
 	public string? client_id { get; set; }
 	public string? client_secret { get; set; }
@@ -42,7 +43,9 @@ public class Tooth.InstanceAccount : API.Account, Streamable {
 		}
 	}
 
-	public virtual signal void activated () {}
+	public virtual signal void activated () {
+		gather_instance_info ();
+	}
 	public virtual signal void deactivated () {}
 	public virtual signal void added () {
 		subscribed = true;
@@ -179,6 +182,16 @@ public class Tooth.InstanceAccount : API.Account, Streamable {
 	public ArrayList<Object> notification_inhibitors { get; set; default = new ArrayList<Object> (); }
 	private bool passed_init_notifications = false;
 
+	public void gather_instance_info () {
+		new Request.GET ("/api/v1/instance")
+			.with_account (this)
+			.then ((sess, msg) => {
+				var node = network.parse_node (msg);
+				instance_info = API.Instance.from (node);
+			})
+			.exec ();
+	}
+
 	public void init_notifications () {
 		if (passed_init_notifications) return;
 

src/Services/Accounts/SecretAccountStore.vala

@@ -73,6 +73,7 @@ public class Tooth.SecretAccountStore : AccountStore {
 		attrs["version"] = VERSION;
 
 		var generator = new Json.Generator ();
+		account.instance_info = null;
 		generator.set_root (account.to_json ());
 		var secret = generator.to_data (null);
 		var label = _("%s Account").printf (account.backend);

src/Widgets/Status.vala

@@ -85,7 +85,7 @@ public class Tooth.Widgets.Status : ListBoxRow {
 	public bool is_conversation_open { get; set; default = false; }
 
 	public Gee.ArrayList<API.EmojiReaction>? reactions {
-		get { return status.formal.status_reactions; }
+		get { return status.formal.compat_status_reactions; }
 		set {
 			if (value == null) return;
 
@@ -298,7 +298,7 @@ public class Tooth.Widgets.Status : ListBoxRow {
 			return true;
 		});
 		formal_bindings.bind_property ("account", avatar, "account", BindingFlags.SYNC_CREATE);
-		formal_bindings.bind_property ("status-reactions", this, "reactions", BindingFlags.SYNC_CREATE);
+		formal_bindings.bind_property ("compat-status-reactions", this, "reactions", BindingFlags.SYNC_CREATE);
 		formal_bindings.bind_property ("has-spoiler", this, "reveal-spoiler", BindingFlags.SYNC_CREATE, (b, src, ref target) => {
 			target.set_boolean (!src.get_boolean () || settings.show_spoilers);
 			return true;