Implement frontend api

app.go

@@ -23,4 +23,56 @@ func (a *App) startup(ctx context.Context) {
 }
 func (a *App) Close() {
 	runtime.Quit(a.ctx)
-}
+}
+
+type AddonResponse struct {
+	Data  Addon  `json:"data"`
+	Error string `json:"error,omitempty"`
+}
+type AddonsResponse struct {
+	Data  map[string]Addon `json:"data"`
+	Error string           `json:"error,omitempty"`
+}
+type StringResponse struct {
+	Data  string `json:"data"`
+	Error string `json:"error,omitempty"`
+}
+
+func (a *App) GetAddons() AddonsResponse {
+	return AddonsResponse{
+		Data:  addonService.Addons,
+		Error: "",
+	}
+}
+
+func (a *App) GetAddon(name string) AddonResponse {
+	addon, err := addonService.GetAddon(name)
+	return AddonResponse{
+		Data:  addon,
+		Error: err.Error(),
+	}
+}
+
+func (a *App) GetAddonRemoteVersion(name string) StringResponse {
+	version, err := addonService.GetRemoteVersion(name)
+	return StringResponse{
+		Data:  version,
+		Error: err.Error(),
+	}
+}
+
+func (a *App) GetAddonLocalVersion(name string) StringResponse {
+	version, err := addonService.GetLocalVersion(name)
+	return StringResponse{
+		Data:  version,
+		Error: err.Error(),
+	}
+}
+
+func (a *App) UpdateAddon(name string) AddonResponse {
+	addon, err := addonService.UpdateAddon(name)
+	return AddonResponse{
+		Data:  addon,
+		Error: err.Error(),
+	}
+}

frontend/wailsjs/go/main/App.d.ts

@@ -1,4 +1,15 @@
 // Cynhyrchwyd y ffeil hon yn awtomatig. PEIDIWCH Â MODIWL
 // This file is automatically generated. DO NOT EDIT
+import {main} from '../models';
 
 export function Close():Promise<void>;
+
+export function GetAddon(arg1:string):Promise<main.AddonResponse>;
+
+export function GetAddonLocalVersion(arg1:string):Promise<main.StringResponse>;
+
+export function GetAddonRemoteVersion(arg1:string):Promise<main.StringResponse>;
+
+export function GetAddons():Promise<main.AddonsResponse>;
+
+export function UpdateAddon(arg1:string):Promise<main.AddonResponse>;

frontend/wailsjs/go/main/App.js

@@ -5,3 +5,23 @@
 export function Close() {
   return window['go']['main']['App']['Close']();
 }
+
+export function GetAddon(arg1) {
+  return window['go']['main']['App']['GetAddon'](arg1);
+}
+
+export function GetAddonLocalVersion(arg1) {
+  return window['go']['main']['App']['GetAddonLocalVersion'](arg1);
+}
+
+export function GetAddonRemoteVersion(arg1) {
+  return window['go']['main']['App']['GetAddonRemoteVersion'](arg1);
+}
+
+export function GetAddons() {
+  return window['go']['main']['App']['GetAddons']();
+}
+
+export function UpdateAddon(arg1) {
+  return window['go']['main']['App']['UpdateAddon'](arg1);
+}

frontend/wailsjs/go/models.ts

@@ -0,0 +1,97 @@
+export namespace main {
+	
+	export class Addon {
+	    name: string;
+	    url: string;
+	
+	    static createFrom(source: any = {}) {
+	        return new Addon(source);
+	    }
+	
+	    constructor(source: any = {}) {
+	        if ('string' === typeof source) source = JSON.parse(source);
+	        this.name = source["name"];
+	        this.url = source["url"];
+	    }
+	}
+	export class AddonResponse {
+	    data: Addon;
+	    error?: string;
+	
+	    static createFrom(source: any = {}) {
+	        return new AddonResponse(source);
+	    }
+	
+	    constructor(source: any = {}) {
+	        if ('string' === typeof source) source = JSON.parse(source);
+	        this.data = this.convertValues(source["data"], Addon);
+	        this.error = source["error"];
+	    }
+	
+		convertValues(a: any, classs: any, asMap: boolean = false): any {
+		    if (!a) {
+		        return a;
+		    }
+		    if (a.slice && a.map) {
+		        return (a as any[]).map(elem => this.convertValues(elem, classs));
+		    } else if ("object" === typeof a) {
+		        if (asMap) {
+		            for (const key of Object.keys(a)) {
+		                a[key] = new classs(a[key]);
+		            }
+		            return a;
+		        }
+		        return new classs(a);
+		    }
+		    return a;
+		}
+	}
+	export class AddonsResponse {
+	    data: {[key: string]: Addon};
+	    error?: string;
+	
+	    static createFrom(source: any = {}) {
+	        return new AddonsResponse(source);
+	    }
+	
+	    constructor(source: any = {}) {
+	        if ('string' === typeof source) source = JSON.parse(source);
+	        this.data = this.convertValues(source["data"], Addon, true);
+	        this.error = source["error"];
+	    }
+	
+		convertValues(a: any, classs: any, asMap: boolean = false): any {
+		    if (!a) {
+		        return a;
+		    }
+		    if (a.slice && a.map) {
+		        return (a as any[]).map(elem => this.convertValues(elem, classs));
+		    } else if ("object" === typeof a) {
+		        if (asMap) {
+		            for (const key of Object.keys(a)) {
+		                a[key] = new classs(a[key]);
+		            }
+		            return a;
+		        }
+		        return new classs(a);
+		    }
+		    return a;
+		}
+	}
+	export class StringResponse {
+	    data: string;
+	    error?: string;
+	
+	    static createFrom(source: any = {}) {
+	        return new StringResponse(source);
+	    }
+	
+	    constructor(source: any = {}) {
+	        if ('string' === typeof source) source = JSON.parse(source);
+	        this.data = source["data"];
+	        this.error = source["error"];
+	    }
+	}
+
+}
+

main.go

@@ -7,7 +7,6 @@ import (
 	"io"
 	"log"
 	"os"
-	"os/signal"
 
 	"github.com/wailsapp/wails/v2"
 	"github.com/wailsapp/wails/v2/pkg/options"
@@ -39,45 +38,35 @@ type Settings struct {
 	Addons   map[string]Addon `json:"addons"`
 }
 
+func SaveSettings(settings Settings) error {
+	log.Printf("Saving settings: %+v", settings)
+	settingsFile, err := os.OpenFile(settingsFilePath, os.O_RDWR|os.O_CREATE, 0644)
+	if err != nil {
+		Error.Printf("error opening settings file: %s", err)
+		return err
+	}
+	defer settingsFile.Close()
+	return json.NewEncoder(settingsFile).Encode(settings)
+}
+
 func main() {
 	settingsFile, err := os.OpenFile(settingsFilePath, os.O_RDWR|os.O_CREATE, 0644)
 	if err != nil {
 		Error.Printf("error opening settings file: %s", err)
 		return
 	}
-	defer settingsFile.Close()
 	settings := Settings{}
 	err = json.NewDecoder(settingsFile).Decode(&settings)
 	if err != nil {
 		Warning.Printf("error decoding settings: %s", err)
 		settings = Settings{}
 	}
+	settingsFile.Close()
 	log.Printf("Loaded settings: %+v", settings)
 
 	addonService = &AddonService{}
 	addonService.Addons = settings.Addons
 
-	c := make(chan os.Signal, 1)
-	signal.Notify(c, os.Interrupt)
-	go func() {
-		<-c
-		err = settingsFile.Truncate(0)
-		if err != nil {
-			Error.Printf("error truncating settings file: %s", err)
-		}
-		_, err = settingsFile.Seek(0, 0)
-		if err != nil {
-			Error.Printf("error seeking settings file: %s", err)
-		}
-		err = json.NewEncoder(settingsFile).Encode(settings)
-		if err != nil {
-			Error.Printf("error encoding settings: %s", err)
-		}
-		settingsFile.Close()
-		os.Exit(0)
-	}()
-
-	return
 	app := NewApp()
 
 	err = wails.Run(&options.App{
@@ -97,4 +86,5 @@ func main() {
 	if err != nil {
 		println("Error:", err.Error())
 	}
+	SaveSettings(settings)
 }

settings.json

@@ -1,13 +1 @@
-{
+{"gamePath":"","addons":{"Channeler":{"name":"","url":"https://git.site.quack-lab.dev/dave/wow_channeler"},"Dechickenator":{"name":"","url":"https://git.site.quack-lab.dev/dave/wow_dechickenator"},"Heimdall":{"name":"","url":"https://git.site.quack-lab.dev/dave/wow-Heimdall"}}}
-	"addons": {
-		"Channeler": {
-			"url": "https://git.site.quack-lab.dev/dave/wow_channeler"
-		},
-		"Heimdall": {
-			"url": "https://git.site.quack-lab.dev/dave/wow-Heimdall"
-		},
-		"Dechickenator": {
-			"url": "https://git.site.quack-lab.dev/dave/wow_dechickenator"
-		}
-	}
-}