hook up downloading releases and templates to component

UI/Components/ReleaseItem.gd

@@ -7,18 +7,18 @@ class_name ReleaseItem
 
 var version: String
 
-signal install_button_pressed
-signal install_templates_button_pressed
+signal install_button_pressed(version)
+signal install_templates_button_pressed(version)
 
 
 func _ready() -> void:
-	install_button.pressed.connect(func(): install_button_pressed.emit())
-	install_templates_button.pressed.connect(func(): install_templates_button_pressed.emit())
+	install_button.pressed.connect(func(): install_button_pressed.emit(version))
+	install_templates_button.pressed.connect(func(): install_templates_button_pressed.emit(version))
 
 
 func set_version(v: String) -> void:
 	version = v
-	version_label.text = v
+	version_label.text = "Godot v%s" % v
 
 
 func set_install_button_disabled(d: bool) -> void:
@@ -27,3 +27,21 @@ func set_install_button_disabled(d: bool) -> void:
 
 func set_templates_button_disabled(d: bool) -> void:
 	install_templates_button.disabled = d
+
+
+func _on_version_downloaded(p_version: String) -> void:
+	if p_version != version:
+		# this isn't us
+		return
+
+	set_install_button_disabled(true)
+	ReleasesManager.version_downloaded.disconnect(_on_version_downloaded)
+
+
+func _on_export_templates_downloaded(p_version: String) -> void:
+	if p_version != version:
+		# this isn't us
+		return
+
+	set_templates_button_disabled(true)
+	ReleasesManager.export_templates_downloaded.disconnect(_on_export_templates_downloaded)

UI/Main/ReleasesView.gd

@@ -1,3 +1,43 @@
 extends VBoxContainer
 
 const ITEM_SCENE := preload("res://UI/Components/ReleaseItem.tscn")
+
+@onready var release_items_container: VBoxContainer = %ReleaseItemsContainer
+@onready var fetch_button: Button = %FetchButton
+@onready var status_label: Label = %StatusLabel
+
+
+func _ready() -> void:
+	ReleasesManager.releases_fetched.connect(releases_updated)
+	ReleasesManager.releases_fetched.connect(func(_x):
+		await get_tree().process_frame
+		fetch_button.disabled = false
+		)
+	fetch_button.pressed.connect(func():
+		ReleasesManager.fetch_releases()
+		fetch_button.disabled = true
+		)
+	ReleasesManager.fetch_releases(true)
+
+	ReleasesManager.status_update.connect(status_label.set_text)
+
+
+func releases_updated(releases: ReleasesManager.Releases) -> void:
+	clear_releases()
+	for version in releases.releases:
+		var item: ReleaseItem = ITEM_SCENE.instantiate()
+		release_items_container.add_child(item)
+		item.set_version(version)
+		item.set_install_button_disabled(ReleasesManager.is_version_installed(version))
+		item.set_templates_button_disabled(ReleasesManager.is_version_templates_installed(version))
+
+		item.install_button_pressed.connect(ReleasesManager.download_release)
+		item.install_templates_button_pressed.connect(ReleasesManager.download_release)
+
+		ReleasesManager.version_downloaded.connect(item._on_version_downloaded)
+		ReleasesManager.export_templates_downloaded.connect(item._on_export_templates_downloaded)
+
+
+func clear_releases() -> void:
+	for i in release_items_container.get_children():
+		i.queue_free()

UI/Main/ReleasesView.tscn

@@ -46,6 +46,5 @@ alignment = 2
 
 [node name="StatusLabel" type="Label" parent="HBoxContainer/HBoxContainer"]
 unique_name_in_owner = true
-visible = false
 layout_mode = 2
-text = "Downloading v..."
+text = "Idle"