esoui addon page get

banana.go

@@ -4,21 +4,57 @@ import (
 	"github.com/alexflint/go-arg"
 
 	"bufio"
+	"errors"
 	"fmt"
+	"io"
+	"net/http"
 	"os"
+	"path/filepath"
 	"regexp"
+	"runtime"
 	"strings"
 )
 
 var args struct {
-	Addon_List_Path string `arg:"-i,--addon-list" help:"path to addon list file"`
+	Addon_list_path string `arg:"-i,--addon-list" help:"path to addon list file"`
-	Out_Dir         string `arg:"-o,--live-dir" help:"path to eso live directory"`
+	Out_dir         string `arg:"-o,--live-dir" help:"path to eso live directory"`
 	Ttc             bool   `arg:"-t,--ttc" help:"only update tamriel trade centre db"`
 }
 
 func main() {
 	arg.MustParse(&args)
 	fmt.Println("args", args)
+
+	eso_live_path := eso_live_path_get()
+
+	if args.Addon_list_path == "" {
+		args.Addon_list_path = filepath.Join(eso_live_path, "addons.list")
+	}
+
+	_, error := os.Stat(args.Addon_list_path)
+	if errors.Is(error, os.ErrNotExist) {
+		error = addon_list_create(args.Addon_list_path)
+		if error != nil {
+			panic(error)
+		}
+	}
+
+	addon_urls, error := addon_list_read(args.Addon_list_path)
+	if error != nil {
+		panic(error)
+	}
+
+	var esoui_list []EsoUI
+
+	for _, url := range addon_urls {
+		esoui, error := esoui_init(url)
+		if error != nil {
+			panic(error)
+		}
+
+		esoui_list = append(esoui_list, esoui)
+		fmt.Println(esoui)
+	}
 }
 
 const (
@@ -34,13 +70,41 @@ https://www.esoui.com/downloads/info1146-LibCustomMenu.html
 
 var (
 	ESOUI_PREFIX        = regexp.MustCompile(`https://www.esoui.com/downloads/info[0-9]+\-`)
+	ESOUI_DOWNLOAD      = regexp.MustCompile(`https://cdn.esoui.com/downloads/file[^"]*`)
 	ESOUI_VERSION_HTML  = regexp.MustCompile(`<div\s+id="version">Version:\s+[^<]+`)
 	ESOUI_VERSION_SPLIT = regexp.MustCompile(`<div\s+id="version">Version:\s+`)
-	ESOUI_DOWNLOAD      = regexp.MustCompile(`https://cdn.esoui.com/downloads/file[^"]*`)
 	LIVE_VERSION        = regexp.MustCompile(`##\s+Version:\s+.*`)
 	LIVE_VERSION_SPLIT  = regexp.MustCompile(`##\s+Version:\s+`)
 )
 
+func eso_live_path_get() string {
+	home_path, error := os.UserHomeDir()
+	if error != nil {
+		panic(error)
+	}
+
+	if runtime.GOOS == "windows" {
+		return filepath.Join(home_path, ESO_LIVE_PATH_WINDOWS)
+	} else {
+		return filepath.Join(home_path, ESO_LIVE_PATH_STEAMOS)
+	}
+}
+
+func addon_list_create(addon_list_path string) error {
+	file_open, error := os.Create(addon_list_path)
+	if error != nil {
+		return error
+	}
+	defer file_open.Close()
+
+	_, error = file_open.Write([]byte(CONFIG_TEMPLATE))
+	if error != nil {
+		return error
+	}
+
+	return nil
+}
+
 func addon_list_read(addon_list_path string) ([]string, error) {
 	file_open, error := os.OpenFile(addon_list_path, os.O_RDONLY, 0644)
 	defer file_open.Close()
@@ -55,6 +119,8 @@ func addon_list_read(addon_list_path string) ([]string, error) {
 		line := file_scanner.Text()
 
 		switch {
+		case line == "":
+			continue
 		case strings.HasPrefix(line, "#"):
 			continue
 		case strings.HasPrefix(line, "//"):
@@ -68,3 +134,33 @@ func addon_list_read(addon_list_path string) ([]string, error) {
 
 	return lines, nil
 }
+
+type EsoUI struct {
+	addon_name  string
+	version     string
+	dowload_uri string
+}
+
+func esoui_init(addon_url string) (EsoUI, error) {
+	response, error := http.Get(addon_url)
+	if error != nil {
+		return EsoUI{}, error
+	}
+	defer response.Body.Close()
+
+	if response.StatusCode == http.StatusNotFound {
+		return EsoUI{}, errors.New(http.StatusText(response.StatusCode))
+	}
+
+	body, error := io.ReadAll(response.Body)
+	if error != nil {
+		return EsoUI{}, error
+	}
+
+	addon_name := string(ESOUI_PREFIX.Find([]byte(addon_url)))
+	dowload_uri := string(ESOUI_DOWNLOAD.Find(body))
+	version_html := string(ESOUI_VERSION_HTML.Find(body))
+	version := string(ESOUI_VERSION_SPLIT.Find([]byte(version_html)))
+
+	return EsoUI{addon_name, version, dowload_uri}, nil
+}