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druid/editor_scripts/core/installer.lua

@@ -42,19 +42,115 @@ local function download_file_zip_json(url)
 end
 
 
+---Find widget by dependency string (format: "author:widget_id@version" or "author@widget_id" or "widget_id")
+---@param dep_string string - Dependency string
+---@param all_items table - List of all available widgets
+---@return table|nil - Found widget item or nil
+local function find_widget_by_dependency(dep_string, all_items)
+	if not dep_string or not all_items then
+		return nil
+	end
+
+	local author, widget_id
+
+	-- Try format: "author:widget_id@version" (e.g., "Insality:mini_graph@1")
+	author, widget_id = dep_string:match("^([^:]+):([^@]+)@")
+	if not author then
+		-- Try format: "author@widget_id" (e.g., "insality@mini_graph")
+		author, widget_id = dep_string:match("^([^@]+)@(.+)$")
+		if not author then
+			-- No author specified, search by widget_id only
+			widget_id = dep_string
+		end
+	end
+
+	for _, item in ipairs(all_items) do
+		if item.id == widget_id then
+			-- If author was specified, check it matches (case-insensitive)
+			if not author or string.lower(item.author or "") == string.lower(author) then
+				return item
+			end
+		end
+	end
+
+	return nil
+end
+
+
+---Install widget dependencies recursively
+---@param item druid.core.item_info - Widget item
+---@param all_items table - List of all available widgets
+---@param install_folder string - Installation folder
+---@param installing_set table - Set of widget IDs currently being installed (to prevent cycles)
+---@return boolean, string|nil - Success status and message
+local function install_dependencies(item, all_items, install_folder, installing_set)
+	if not item.depends or #item.depends == 0 then
+		return true, nil
+	end
+
+	installing_set = installing_set or {}
+
+	for _, dep_string in ipairs(item.depends) do
+		local dep_item = find_widget_by_dependency(dep_string, all_items)
+		if not dep_item then
+			print("Warning: Dependency not found:", dep_string)
+			-- Continue with other dependencies
+		else
+			-- Check if already installed
+			if M.is_widget_installed(dep_item, install_folder) then
+				print("Dependency already installed:", dep_item.id)
+			else
+				-- Check for circular dependencies
+				if installing_set[dep_item.id] then
+					print("Warning: Circular dependency detected:", dep_item.id)
+					-- Continue with other dependencies
+				else
+					print("Installing dependency:", dep_item.id)
+					local success, err = M.install_widget(dep_item, install_folder, all_items, installing_set)
+					if not success then
+						return false, "Failed to install dependency " .. dep_item.id .. ": " .. (err or "unknown error")
+					end
+				end
+			end
+		end
+	end
+
+	return true, nil
+end
+
+
 ---Install a widget from a zip URL
 ---@param item druid.core.item_info - Widget item data containing zip_url and id
 ---@param install_folder string - Target folder to install to
+---@param all_items table|nil - Optional list of all widgets for dependency resolution
+---@param installing_set table|nil - Optional set of widget IDs currently being installed (to prevent cycles)
 ---@return boolean, string - Success status and message
-function M.install_widget(item, install_folder)
+function M.install_widget(item, install_folder, all_items, installing_set)
 	if not item.json_zip_url or not item.id then
-		return false, "Invalid widget data: missing zip_url or id"
+		return false, "Invalid widget data: missing json_zip_url or id"
+	end
+
+	-- Install dependencies first if all_items is provided
+	if all_items then
+		installing_set = installing_set or {}
+		if installing_set[item.id] then
+			return false, "Circular dependency detected: " .. item.id
+		end
+		installing_set[item.id] = true
+		local dep_success, dep_err = install_dependencies(item, all_items, install_folder, installing_set)
+		if not dep_success then
+			installing_set[item.id] = nil
+			return false, dep_err or "Failed to install dependencies"
+		end
 	end
 
 	-- Download the zip file
 	local zip_data, filename, content_list = download_file_zip_json(item.json_zip_url)
 	if not zip_data or not filename then
-		return false, "Failed to download widget: " .. filename
+		if installing_set then
+			installing_set[item.id] = nil
+		end
+		return false, "Failed to download widget: " .. (filename or "unknown error")
 	end
 
 	if content_list then
@@ -67,6 +163,9 @@ function M.install_widget(item, install_folder)
 	local zip_file_path = "." .. install_folder .. "/" .. filename
 	local zip_file = io.open(zip_file_path, "wb")
 	if not zip_file then
+		if installing_set then
+			installing_set[item.id] = nil
+		end
 		print("Directory does not exist: " .. install_folder)
 		print("Please create the directory manually and try again.")
 		return false, "Directory does not exist: " .. install_folder
@@ -97,6 +196,10 @@ function M.install_widget(item, install_folder)
 		print("Warning: No file list available, skipping path replacement")
 	end
 
+	if installing_set then
+		installing_set[item.id] = nil
+	end
+
 	return true, "Widget installed successfully"
 end