cli work, partial flags implementation

src/aseprite_odin_generator/aseprite_odin_generator.odin

@@ -29,9 +29,6 @@ main :: proc() {
 		utils.print_help()
 		return
 	}
-	// if help, ok: args[utils.CLIFlagType.Help]; ok {
-	// 	fmt.println("Help called!")
-	// }
 
 	ase_file, ase_ok := os.read_entire_file(IMPORT_PATH)
 	if !ase_ok {

src/generator.odin

@@ -1,6 +1,7 @@
 package game
 
 import ase "./aseprite"
+import "core:encoding/json"
 import "core:fmt"
 import "core:os"
 import fp "core:path/filepath"
@@ -9,6 +10,15 @@ import "core:strings"
 import rl "vendor:raylib"
 import stbrp "vendor:stb/rect_pack"
 
+import utils "./utils"
+
+when ODIN_OS == .Windows {
+	os_file_separator :: "\\"
+} else {
+	os_file_separator :: "/"
+}
+
+
 CellData :: struct {
 	layer_index: u16,
 	opacity:     u8,
@@ -441,3 +451,68 @@ metadata_source_code_generate :: proc(
 	return sb
 
 }
+
+save_metadata :: proc(
+	settings: utils.CLIPackerSettings,
+	atlas_entries: []AtlasEntry,
+	atlas_metadata: []SpriteAtlasMetadata,
+) {
+	metadata, ok := settings.metadata.(utils.CLIMetadataSettings);if !ok do return
+
+	if json_path, ok := metadata.json_path.(string); ok {
+		json_bytes, jerr := json.marshal(atlas_metadata)
+		if jerr == nil {
+			os.write_entire_file(json_path, json_bytes)
+		} else {
+			fmt.println("Failed to marshall metadata")
+		}
+	}
+	if source_code_path, ok := metadata.source_code_path.(string); ok {
+		sb := metadata_source_code_generate(atlas_metadata, odin_source_generator_metadata)
+		source_code_output_str := strings.to_string(sb)
+		os.write_entire_file(source_code_path, transmute([]byte)source_code_output_str)
+	}
+}
+
+save_output :: proc() {
+	output_path, ok := g_mem.output_folder_path.(string)
+	if !ok {
+		fmt.println("Output path is empty!")
+		return
+	} else if output_path == "" {
+		fmt.println("Output path is empty!")
+		return
+	}
+
+	image := rl.LoadImageFromTexture(g_mem.atlas_render_texture_target.texture)
+	rl.ImageFlipVertical(&image)
+
+	output_path = strings.concatenate({output_path, os_file_separator, "atlas.png"})
+	cstring_output_path := strings.clone_to_cstring(output_path)
+
+	rl.ExportImage(image, cstring_output_path)
+
+	if metadata, ok := g_mem.atlas_metadata.([dynamic]SpriteAtlasMetadata); ok {
+		if json_metadata, jok := json.marshal(metadata); jok == nil {
+			os.write_entire_file(
+				strings.concatenate({output_path, os_file_separator, "metadata.json"}),
+				json_metadata,
+			)
+		} else {
+			fmt.println("Failed to marshall the atlas metadata to a json!")
+		}
+
+		// TODO(stefan): Think of a more generic alternative to just straight output to a odin file
+		// maybe supply a config.json that defines the start, end, line by line entry and enum format strings
+		// this way you can essentially support any language
+		sb := generate_odin_enums_and_atlas_offsets_file_sb(metadata[:])
+		odin_metadata := strings.to_string(sb)
+		os.write_entire_file(
+			strings.concatenate({output_path, os_file_separator, "metadata.odin"}),
+			transmute([]byte)odin_metadata,
+		)
+	} else {
+		fmt.println("No metadata to export!")
+	}
+
+}

src/save_output.odin

@@ -1,57 +0,0 @@
-package game
-
-import "core:fmt"
-import "core:strings"
-import "core:os"
-import "core:encoding/json"
-import rl "vendor:raylib"
-
-
-when ODIN_OS == .Windows {
-	os_file_separator :: "\\"
-} else {
-	os_file_separator :: "/"
-}
-
-save_output :: proc() {
-	if output_path, ok := g_mem.output_folder_path.(string); ok {
-		if len(output_path) == 0 {
-			fmt.println("Output path is empty!")
-			return
-		}
-
-		image := rl.LoadImageFromTexture(g_mem.atlas_render_texture_target.texture)
-		rl.ImageFlipVertical(&image)
-
-		output_path := strings.concatenate({output_path, os_file_separator, "atlas.png"})
-		cstring_output_path := strings.clone_to_cstring(output_path)
-
-		rl.ExportImage(image, cstring_output_path)
-
-		if metadata, ok := g_mem.atlas_metadata.([dynamic]SpriteAtlasMetadata); ok {
-			if json_metadata, jok := json.marshal(metadata); jok == nil {
-				os.write_entire_file(
-					strings.concatenate({output_path, os_file_separator, "metadata.json"}),
-					json_metadata,
-				)
-			} else {
-                                fmt.println("Failed to marshall the atlas metadata to a json!")
-                        }
-
-                        // TODO(stefan): Think of a more generic alternative to just straight output to a odin file
-                        // maybe supply a config.json that defines the start, end, line by line entry and enum format strings
-                        // this way you can essentially support any language
-			sb := generate_odin_enums_and_atlas_offsets_file_sb(metadata[:])
-			odin_metadata := strings.to_string(sb)
-			os.write_entire_file(
-				strings.concatenate({output_path, os_file_separator, "metadata.odin"}),
-				transmute([]byte)odin_metadata,
-			)
-		} else {
-                        fmt.println("No metadata to export!")
-                }
-
-	} else {
-		fmt.println("Output path is empty!")
-	}
-}

src/utils/cli.odin

@@ -33,12 +33,32 @@ CLI_FLAG_DESCRIPTIONS := [CLIFlagType]string {
 	.InputFiles                     = "(real) path the source files for the packer (realpaths only), for multiple files you can provide one string of concateneted paths, separated by a ';'",
 	.InputFolder                    = "(real) path to a folder full of source files. This is an alternative to the -i[,input-files] flag",
 	.OutputFolder                   = "(real) path to the output folder for all the resulting files to be saved to.",
-	.EnableMetadataOutput           = "On by default. Whether or not to export metadata (JSON or source files with the offsets for the packer sprites in the atlas)",
+	.EnableMetadataOutput           = "Whether or not to export metadata (JSON or source files with the offsets for the packer sprites in the atlas)",
 	.ConfigPath                     = "(real) path to a config file (json) that contains string definitions for exporting custom source files. More on this in the docs.",
 	.MetadataJSONOutputPath         = "(real) path for the resulting JSON that will be generated for the atlas. It overrides the name & location in regards to the -o[,output-folder] flag",
 	.SourceCodeOutputPathOutputPath = "(real) path for the resulting source code file that will be generated for the atlas. It overrides the name & location in regards to the -o[,output-folder] flag",
 }
 
+CLIOutputSettings :: struct {
+	// Where the output files will be written (atlas.png, json output, etc)
+	output_folder_path:      Maybe(string),
+	// If files were chosen as input - their paths
+	source_location_to_pack: Maybe(string),
+	// If a folder was chosen as input - the path
+	source_files_to_pack:    Maybe([]string),
+}
+
+CLIMetadataSettings :: struct {
+	json_path:        Maybe(string),
+	source_code_path: Maybe(string),
+}
+
+CLIPackerSettings :: struct {
+	output:           Maybe(CLIOutputSettings),
+	metadata:         Maybe(CLIMetadataSettings),
+	json_config_path: Maybe(string),
+}
+
 CLIFlag :: struct {
 	flag:     string,
 	value:    string,