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|
package swextreload
import (
"context"
"fmt"
"log"
"strings"
"time"
"github.com/chromedp/cdproto/target"
"github.com/chromedp/chromedp"
)
// isDebug controls whether debug printing is enabled.
var isDebug = false
// SetDebugOn turns on debug printing.
func SetDebugOn() {
isDebug = true
}
// TODO
func Reload(
url string,
extensionIDs []string,
shouldReloadTab bool,
) error {
for _, extensionID := range extensionIDs {
return reloadExtension(
url,
extensionID,
shouldReloadTab,
)
}
return nil
}
// TODO
func reloadExtension(
url string,
extensionID string,
shouldReloadTab bool,
) error {
allocatorContext, cancel := chromedp.NewRemoteAllocator(
context.Background(),
url,
)
defer cancel()
ctx, cancel := chromedp.NewContext(allocatorContext)
defer cancel()
targets, err := chromedp.Targets(ctx)
if err != nil {
return fmt.Errorf("swextreload: can't get targets: %v", err)
}
if isDebug {
log.Printf("Targets: %#v", targets)
}
extensionURL := "chrome-extension://" + extensionID + "/"
var targetID target.ID
for _, target := range targets {
if strings.HasPrefix(target.URL, extensionURL) {
if isDebug {
log.Printf("Target: %#v", target)
}
targetID = target.TargetID
break
}
}
targetCtx, cancel := chromedp.NewContext(ctx, chromedp.WithTargetID(targetID))
defer cancel()
var runtimeResp []byte
err = chromedp.Run(
targetCtx,
// chromedp.Evaluate(`chrome.runtime.reload();`, &runtimeResp),
// chromedp.Evaluate(`chrome.tabs.reload();`, &tabsResp),
// chromedp.Evaluate(`chrome.runtime.reload();`, nil),
// chromedp.EvaluateAsDevTools(`chrome.runtime.reload();`, nil),
chromedp.Evaluate(`chrome.runtime.reload();`, nil),
// chromedp.Evaluate(`chrome.tabs.reload();`, nil),
)
if err != nil {
return fmt.Errorf(
"swextreload: error reloading extension '%s': %v",
extensionID,
err,
)
}
// var tabsResp []byte
// err = chromedp.Run(
// targetCtx,
// // chromedp.Evaluate(`chrome.tabs.reload();`, &tabsResp),
// // chromedp.Evaluate(`chrome.tabs.reload();`, nil),
// chromedp.EvaluateAsDevTools(`chrome.tabs.reload();`, nil),
// )
// if err != nil {
// log.Fatalf("error: run tabs: %v", err)
// }
if isDebug {
log.Printf("Runtime: %v", string(runtimeResp))
}
if shouldReloadTab {
time.Sleep(200 * time.Millisecond)
targets, err = chromedp.Targets(ctx)
if err != nil {
return fmt.Errorf(
"swextreload: can't get targets for '%s' tab reload: %v",
extensionID,
err,
)
}
if isDebug {
log.Printf("Targets: %#v", targets)
}
for _, target := range targets {
if strings.HasPrefix(target.URL, extensionURL) {
if isDebug {
log.Printf("Target: %#v", target)
}
targetID = target.TargetID
break
}
}
targetCtx, cancel = chromedp.NewContext(ctx, chromedp.WithTargetID(targetID))
defer cancel()
var tabsResp []byte
err = chromedp.Run(
targetCtx,
chromedp.Evaluate(`chrome.tabs.reload();`, nil),
)
if err != nil {
return fmt.Errorf(
"swextreload: error reloading tab '%s': %v",
extensionID,
err,
)
}
if isDebug {
log.Printf("Tabs: %v", string(tabsResp))
}
}
return nil
}
|
