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Merge branch 'sync-store' into develop

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This commit is contained in:
Lea Anthony 2020-09-04 20:19:20 +10:00
commit ef79dd95cf
20 changed files with 4897 additions and 67 deletions
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13
app.go
View File

@ -13,6 +13,7 @@ import (
"github.com/wailsapp/wails/lib/ipc"
"github.com/wailsapp/wails/lib/logger"
"github.com/wailsapp/wails/lib/renderer"
wailsruntime "github.com/wailsapp/wails/runtime"
)
// -------------------------------- Compile time Flags ------------------------------
@ -20,6 +21,16 @@ import (
// BuildMode indicates what mode we are in
var BuildMode = cmd.BuildModeProd
// Runtime is the Go Runtime struct
type Runtime = wailsruntime.Runtime
// Store is a state store used for syncing with
// the front end
type Store = wailsruntime.Store
// CustomLogger is a specialised logger
type CustomLogger = logger.CustomLogger
// ----------------------------------------------------------------------------------
// App defines the main application struct
@ -125,7 +136,7 @@ func (a *App) start() error {
a.ipc.Start(a.eventManager, a.bindingManager)
// Create the runtime
a.runtime = NewRuntime(a.eventManager, a.renderer)
a.runtime = wailsruntime.NewRuntime(a.eventManager, a.renderer)
// Start binding manager and give it our renderer
err = a.bindingManager.Start(a.renderer, a.runtime)

46
cmd/templates/vanilla/counter.go Normal file
View File

@ -0,0 +1,46 @@
package main
import (
"math/rand"
"github.com/wailsapp/wails"
)
// Counter is what we use for counting
type Counter struct {
r *wails.Runtime
store *wails.Store
}
// WailsInit is called when the component is being initialised
func (c *Counter) WailsInit(runtime *wails.Runtime) error {
c.r = runtime
c.store = runtime.Store.New("Counter", 0)
return nil
}
// RandomValue sets the counter to a random value
func (c *Counter) RandomValue() {
c.store.Set(rand.Intn(1000))
}
// Increment will increment the counter
func (c *Counter) Increment() {
increment := func(data int) int {
return data + 1
}
// Update the store using the increment function
c.store.Update(increment)
}
// Decrement will decrement the counter
func (c *Counter) Decrement() {
decrement := func(data int) int {
return data - 1
}
// Update the store using the decrement function
c.store.Update(decrement)
}

15
cmd/templates/vanilla/frontend/src/main.css
View File

@ -2,8 +2,9 @@
html,
body {
background-color: white;
width: 1024px;
height: 768px;
width: 100%;
height: 100%;
margin: 0;
}
.container {
@ -18,6 +19,16 @@ button {
font-size: 1rem;
}
#newCounter {
color: white;
}
.result {
margin-top: 3rem;
text-align: center;
font-size: 2rem;
}
.logo {
display: block;
margin-left: auto;

31
cmd/templates/vanilla/frontend/src/main.js
View File

@ -4,6 +4,8 @@ const runtime = require('@wailsapp/runtime');
// Main entry point
function start() {
var mystore = runtime.Store.New('Counter');
// Ensure the default app div is 100% wide/high
var app = document.getElementById('app');
app.style.width = '100%';
@ -13,17 +15,32 @@ function start() {
app.innerHTML = `
<div class='logo'></div>
<div class='container'>
<button id='button'>Click Me!</button>
<div id='result'/>
<button onClick='window.backend.Counter.Increment()'>
Increment Counter
</button>
<button onClick='window.backend.Counter.Decrement()'>
Decrement Counter
</button>
</div>
<div class='result'>Counter: <span id='counter'></span></div>
<div class='container'>
<input id='newCounter' type="number" value="0"/>
<button id='setvalue'>Set Counter Value</button>
<button onclick='window.backend.Counter.RandomValue()'>Set to Random Value</button>
</div>
`;
// Connect button to Go method
document.getElementById('button').onclick = function() {
window.backend.basic().then( function(result) {
document.getElementById('result').innerText = result;
});
// Connect counter value button to Go method
document.getElementById('setvalue').onclick = function() {
let newValue = parseInt(document.getElementById('newCounter').value,10);
mystore.set(newValue);
};
mystore.subscribe( (state) => {
document.getElementById('counter').innerText = state;
});
mystore.set(0);
};
// We provide our entrypoint as a callback for runtime.Init

6
cmd/templates/vanilla/main.go.template
View File

@ -5,10 +5,6 @@ import (
"github.com/wailsapp/wails"
)
func basic() string {
return "Hello World!"
}
func main() {
js := mewn.String("./frontend/build/main.js")
@ -22,6 +18,6 @@ func main() {
CSS: css,
Colour: "#131313",
})
app.Bind(basic)
app.Bind(&Counter{})
app.Run()
}

4
lib/binding/method.go
View File

@ -196,7 +196,7 @@ func (b *boundMethod) processWailsInit() error {
// It must be *wails.Runtime
inputName := b.inputs[0].String()
b.log.Debugf("WailsInit input type: %s", inputName)
if inputName != "*wails.Runtime" {
if inputName != "*runtime.Runtime" {
return fmt.Errorf("Invalid WailsInit() definition. Expected input to be wails.Runtime, but got %s", inputName)
}
@ -219,7 +219,7 @@ func (b *boundMethod) processWailsInit() error {
}
func (b *boundMethod) processWailsShutdown() error {
// We must have only 1 input, it must be *wails.Runtime
// We must not have any inputs
if len(b.inputs) != 0 {
return fmt.Errorf("Invalid WailsShutdown() definition. Expected 0 inputs, but got %d", len(b.inputs))
}

2
lib/renderer/bridge/renderer-mewn.go
View File

@ -5,5 +5,5 @@ package renderer
import "github.com/leaanthony/mewn"
func init() {
mewn.AddAsset(".", "../../runtime/assets/wails.js", "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")
mewn.AddAsset(".", "../../runtime/assets/wails.js", "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")
}

6
lib/renderer/renderer-mewn.go
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File diff suppressed because one or more lines are too long

32
runtime.go
View File

@ -1,32 +0,0 @@
package wails
import (
"github.com/wailsapp/wails/lib/interfaces"
"github.com/wailsapp/wails/lib/logger"
"github.com/wailsapp/wails/runtime"
)
// CustomLogger type alias
type CustomLogger = logger.CustomLogger
// Runtime is the Wails Runtime Interface, given to a user who has defined the WailsInit method
type Runtime struct {
Events *runtime.Events
Log *runtime.Log
Dialog *runtime.Dialog
Window *runtime.Window
Browser *runtime.Browser
FileSystem *runtime.FileSystem
}
// NewRuntime creates a new Runtime struct
func NewRuntime(eventManager interfaces.EventManager, renderer interfaces.Renderer) *Runtime {
return &Runtime{
Events: runtime.NewEvents(eventManager),
Log: runtime.NewLog(),
Dialog: runtime.NewDialog(renderer),
Window: runtime.NewWindow(renderer),
Browser: runtime.NewBrowser(),
FileSystem: runtime.NewFileSystem(),
}
}

2
runtime/assets/wails.js
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File diff suppressed because one or more lines are too long

2
runtime/js/core/main.js
View File

@ -15,6 +15,7 @@ import { NewBinding } from './bindings';
import { Callback } from './calls';
import { AddScript, InjectCSS } from './utils';
import { AddIPCListener } from './ipc';
import * as Store from './store';
// Initialise global if not already
window.wails = window.wails || {};
@ -42,6 +43,7 @@ var runtime = {
Heartbeat,
Acknowledge,
},
Store,
_: internal,
};

82
runtime/js/core/store.js Normal file
View File

@ -0,0 +1,82 @@
/*
_ __ _ __
| | / /___ _(_) /____
| | /| / / __ `/ / / ___/
| |/ |/ / /_/ / / (__ )
|__/|__/\__,_/_/_/____/
The lightweight framework for web-like apps
(c) Lea Anthony 2019-present
*/
/* jshint esversion: 6 */
/**
* Creates a new sync store with the given name and optional default value
*
* @export
* @param {string} name
* @param {*} optionalDefault
*/
export function New(name, optionalDefault) {
var data;
// Check we are initialised
if( !window.wails) {
throw Error('Wails is not initialised');
}
// Store for the callbacks
let callbacks = [];
// Subscribe to updates by providing a callback
this.subscribe = (callback) => {
callbacks.push(callback);
};
// sets the store data to the provided `newdata` value
this.set = (newdata) => {
data = newdata;
// Emit a notification to back end
window.wails.Events.Emit('wails:sync:store:updatedbyfrontend:'+name, JSON.stringify(data));
// Notify callbacks
callbacks.forEach( function(callback) {
callback(data);
});
};
// update mutates the value in the store by calling the
// provided method with the current value. The value returned
// by the updater function will be set as the new store value
this.update = (updater) => {
var newValue = updater(data);
this.set(newValue);
};
// Setup event callback
window.wails.Events.On('wails:sync:store:updatedbybackend:'+name, function(result) {
// Parse data
result = JSON.parse(result);
// Todo: Potential preprocessing?
// Save data
data = result;
// Notify callbacks
callbacks.forEach( function(callback) {
callback(data);
});
});
// Set to the optional default if set
if( optionalDefault ) {
this.set(optionalDefault);
}
return this;
}

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4
runtime/js/runtime/main.js
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@ -13,10 +13,12 @@ const Log = require('./log');
const Browser = require('./browser');
const Events = require('./events');
const Init = require('./init');
const Store = require('./store');
module.exports = {
Log: Log,
Browser: Browser,
Events: Events,
Init: Init
Init: Init,
Store: Store,
};

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runtime/js/runtime/package-lock.json generated Normal file
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@ -0,0 +1,492 @@
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"decamelize": "^1.1.1",
"get-caller-file": "^1.0.1",
"lodash.assign": "^4.0.3",
"os-locale": "^1.4.0",
"read-pkg-up": "^1.0.1",
"require-directory": "^2.1.1",
"require-main-filename": "^1.0.1",
"set-blocking": "^2.0.0",
"string-width": "^1.0.1",
"which-module": "^1.0.0",
"window-size": "^0.2.0",
"y18n": "^3.2.1",
"yargs-parser": "^2.4.1"
}
},
"yargs-parser": {
"version": "2.4.1",
"resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-2.4.1.tgz",
"integrity": "sha1-hVaN488VD/SfpRgl8DqMiA3cxcQ=",
"dev": true,
"requires": {
"camelcase": "^3.0.0",
"lodash.assign": "^4.0.6"
}
}
}
}

4
runtime/js/runtime/package.json
View File

@ -1,6 +1,6 @@
{
"name": "@wailsapp/runtime",
"version": "1.0.11",
"version": "1.1.0",
"description": "Wails Javascript runtime library",
"main": "main.js",
"types": "runtime.d.ts",
@ -25,4 +25,4 @@
"devDependencies": {
"dts-gen": "^0.5.8"
}
}
}

3
runtime/js/runtime/runtime.d.ts vendored
View File

@ -21,6 +21,9 @@ declare const wailsapp__runtime: {
Info(message: string): void;
Warning(message: string): void;
};
Store: {
New(name: string, optionalDefault?: any): any;
};
};

27
runtime/js/runtime/store.js Normal file
View File

@ -0,0 +1,27 @@
/*
_ __ _ __
| | / /___ _(_) /____
| | /| / / __ `/ / / ___/
| |/ |/ / /_/ / / (__ )
|__/|__/\__,_/_/_/____/
The lightweight framework for web-like apps
(c) Lea Anthony 2019-present
*/
/* jshint esversion: 6 */
/**
* Create a new Store with the given name and optional default value
*
* @export
* @param {string} name
* @param {*} optionalDefault
*/
function New(name, optionalDefault) {
return window.wails.Store.New(name, optionalDefault);
}
module.exports = {
New: New,
};

29
runtime/runtime.go Normal file
View File

@ -0,0 +1,29 @@
package runtime
import "github.com/wailsapp/wails/lib/interfaces"
// Runtime is the Wails Runtime Interface, given to a user who has defined the WailsInit method
type Runtime struct {
Events *Events
Log *Log
Dialog *Dialog
Window *Window
Browser *Browser
FileSystem *FileSystem
Store *StoreProvider
}
// NewRuntime creates a new Runtime struct
func NewRuntime(eventManager interfaces.EventManager, renderer interfaces.Renderer) *Runtime {
result := &Runtime{
Events: NewEvents(eventManager),
Log: NewLog(),
Dialog: NewDialog(renderer),
Window: NewWindow(renderer),
Browser: NewBrowser(),
FileSystem: NewFileSystem(),
}
// We need a reference to itself
result.Store = NewStoreProvider(result)
return result
}

248
runtime/store.go Normal file
View File

@ -0,0 +1,248 @@
// Package runtime contains all the methods and data structures related to the
// runtime library of Wails. This includes both Go and JS runtimes.
package runtime
import (
"bytes"
"encoding/json"
"fmt"
"log"
"reflect"
"sync"
)
// Options defines the optional data that may be used
// when creating a Store
type Options struct {
// The name of the store
Name string
// The runtime to attach the store to
Runtime *Runtime
// Indicates if notifying Go listeners should be notified of updates
// synchronously (on the current thread) or asynchronously using
// goroutines
NotifySynchronously bool
}
// StoreProvider is a struct that creates Stores
type StoreProvider struct {
runtime *Runtime
}
// NewStoreProvider creates new stores using the provided Runtime reference.
func NewStoreProvider(runtime *Runtime) *StoreProvider {
return &StoreProvider{
runtime: runtime,
}
}
// Store is where we keep named data
type Store struct {
name string
data reflect.Value
dataType reflect.Type
eventPrefix string
callbacks []func(interface{})
runtime *Runtime
notifySynchronously bool
// Lock
mux sync.Mutex
// Error handler
errorHandler func(error)
}
// New creates a new store
func (p *StoreProvider) New(name string, defaultValue interface{}) *Store {
dataType := reflect.TypeOf(defaultValue)
result := Store{
name: name,
runtime: p.runtime,
data: reflect.ValueOf(defaultValue),
dataType: dataType,
}
// Setup the sync listener
result.setupListener()
return &result
}
// OnError takes a function that will be called
// whenever an error occurs
func (s *Store) OnError(callback func(error)) {
s.errorHandler = callback
}
// Processes the updates sent by the front end
func (s *Store) processUpdatedData(data string) error {
// Decode incoming data
var rawdata json.RawMessage
d := json.NewDecoder(bytes.NewBufferString(data))
err := d.Decode(&rawdata)
if err != nil {
return err
}
// Create a new instance of our data and unmarshal
// the received value into it
newData := reflect.New(s.dataType).Interface()
err = json.Unmarshal(rawdata, &newData)
if err != nil {
return err
}
// Lock mutex for writing
s.mux.Lock()
// Handle nulls
if newData == nil {
s.data = reflect.Zero(s.dataType)
} else {
// Store the resultant value in the data store
s.data = reflect.ValueOf(newData).Elem()
}
// Unlock mutex
s.mux.Unlock()
return nil
}
// Setup listener for front end changes
func (s *Store) setupListener() {
// Listen for updates from the front end
s.runtime.Events.On("wails:sync:store:updatedbyfrontend:"+s.name, func(data ...interface{}) {
// Process the incoming data
err := s.processUpdatedData(data[0].(string))
if err != nil {
if s.errorHandler != nil {
s.errorHandler(err)
return
}
}
// Notify listeners
s.notify()
})
}
// notify the listeners of the current data state
func (s *Store) notify() {
// Execute callbacks
for _, callback := range s.callbacks {
if s.notifySynchronously {
callback(s.data)
} else {
go callback(s.data)
}
}
}
// Set will update the data held by the store
// and notify listeners of the change
func (s *Store) Set(data interface{}) error {
inType := reflect.TypeOf(data)
if inType != s.dataType {
return fmt.Errorf("invalid data given in Store.Set(). Expected %s, got %s", s.dataType.String(), inType.String())
}
// Save data
s.mux.Lock()
s.data = reflect.ValueOf(data)
s.mux.Unlock()
// Stringify data
newdata, err := json.Marshal(data)
if err != nil {
if s.errorHandler != nil {
return err
}
}
// Emit event to front end
s.runtime.Events.Emit("wails:sync:store:updatedbybackend:"+s.name, string(newdata))
// Notify subscribers
s.notify()
return nil
}
// Subscribe will subscribe to updates to the store by
// providing a callback. Any updates to the store are sent
// to the callback
func (s *Store) Subscribe(callback func(interface{})) {
s.callbacks = append(s.callbacks, callback)
}
// updaterCheck ensures the given function to Update() is
// of the correct signature. Absolutely cannot wait for
// generics to land rather than writing this nonsense.
func (s *Store) updaterCheck(updater interface{}) error {
// Get type
updaterType := reflect.TypeOf(updater)
// Check updater is a function
if updaterType.Kind() != reflect.Func {
return fmt.Errorf("invalid value given to store.Update(). Expected 'func(%s) %s'", s.dataType.String(), s.dataType.String())
}
// Check input param
if updaterType.NumIn() != 1 {
return fmt.Errorf("invalid number of parameters given in updater function. Expected 1")
}
// Check input data type
if updaterType.In(0) != s.dataType {
return fmt.Errorf("invalid type for input parameter given in updater function. Expected %s, got %s", s.dataType.String(), updaterType.In(0))
}
// Check output param
if updaterType.NumOut() != 1 {
return fmt.Errorf("invalid number of return parameters given in updater function. Expected 1")
}
// Check output data type
if updaterType.Out(0) != s.dataType {
return fmt.Errorf("invalid type for return parameter given in updater function. Expected %s, got %s", s.dataType.String(), updaterType.Out(0))
}
return nil
}
// Update takes a function that is passed the current state.
// The result of that function is then set as the new state
// of the store. This will notify listeners of the change
func (s *Store) Update(updater interface{}) {
err := s.updaterCheck(updater)
if err != nil {
log.Fatal(err)
}
// Build args
args := []reflect.Value{s.data}
// Make call
results := reflect.ValueOf(updater).Call(args)
// We will only have 1 result. Set the store to it
s.Set(results[0].Interface())
}