问题描述
我检查了论坛是否存在此问题,我发现了这篇帖子 (https://forum.ionicframework.com/t/native-printer-plugin-not-working/92148) 这正是我遇到的情况,但我无法修复它:皱眉:
这是一个 Ionic 3 项目。
如果有人可以帮助我,我会把我能提供的所有信息都放在这里。我可以说这是一个遗留项目(我不知道编程中的遗留是否有我想解释的同一个术语。A 人开始项目,而我作为 B 人继续项目。)
Ionic:
Ionic CLI : 6.16.3 (/Users/samy/.nvm/versions/node/v11.9.0/lib/node_modules/@ionic/cli)
Ionic Framework : ionic-angular 3.9.2
@ionic/app-scripts : 3.2.3
Cordova:
Cordova CLI : 10.0.0
Cordova Platforms : 9.1
Cordova Plugins : cordova-plugin-ionic-keyboard 2.2.0,cordova-plugin-ionic-webview 2.5.2,(and 19 other plugins)
Utility:
cordova-res (update available: 0.15.3) : 0.6.0
native-run (update available: 1.4.0) : 1.3.0
System:
Android SDK Tools : 26.1.1 (/Users/samy/Library/Android/sdk)
NodeJS : v11.9.0 (/Users/samy/.nvm/versions/node/v11.9.0/bin/node)
npm : 7.9.0
OS : macOS Big Sur
package.json 如下:
{
"name": "app","version": "0.2","author": "","homepage": "","private": true,"scripts": {
"start": "ionic-app-scripts serve","clean": "ionic-app-scripts clean","build": "ionic-app-scripts build","lint": "ionic-app-scripts lint"
},"dependencies": {
"@angular/animations": "5.2.11","@angular/common": "5.2.11","@angular/compiler": "5.2.11","@angular/compiler-cli": "5.2.11","@angular/core": "5.2.11","@angular/forms": "5.2.11","@angular/http": "5.2.11","@angular/platform-browser": "5.2.11","@angular/platform-browser-dynamic": "5.2.11","@ionic-native/ble": "^4.19.0","@ionic-native/core": "^4.11.0","@ionic-native/email-composer": "^4.20.0","@ionic-native/file": "^4.20.0","@ionic-native/file-transfer": "^5.14.0","@ionic-native/ftp": "^4.20.0","@ionic-native/http": "^4.20.0","@ionic-native/keyboard": "^5.10.0","@ionic-native/native-audio": "^4.20.0","@ionic-native/network": "^4.20.0","@ionic-native/network-interface": "^4.20.0","@ionic-native/printer": "^4.20.0","@ionic-native/splash-screen": "~4.17.0","@ionic-native/sqlite": "^4.19.0","@ionic-native/status-bar": "^4.20.0","@ionic/app-scripts": "3.2.3","@ionic/pro": "2.0.4","@ionic/storage": "^2.2.0","angular2-uuid": "^1.1.1","cordova": "^10.0.0","cordova-android-support-gradle-release": "^3.0.1","cordova-browser": "5.0.4","cordova-pdf-generator": "^2.0.8","cordova-plugin-advanced-http": "^2.3.1","cordova-plugin-ble-central": "~1.2.2","cordova-plugin-compat": "^1.2.0","cordova-plugin-device": "^2.0.2","cordova-plugin-email-composer": "^0.9.2","cordova-plugin-file": "~6.0.1","cordova-plugin-file-transfer": "^1.7.1","cordova-plugin-ftp": "^1.1.1","cordova-plugin-ionic-keyboard": "^2.1.3","cordova-plugin-ionic-webview": "^2.3.1","cordova-plugin-nativeaudio": "^3.0.9","cordova-plugin-network-information": "^2.0.2","cordova-plugin-networkinterface": "^2.0.0","cordova-plugin-printer": "git+https://github.com/katzer/cordova-plugin-printer.git","cordova-plugin-shell-exec": "^1.0.0","cordova-plugin-splashscreen": "^5.0.3","cordova-plugin-statusbar": "^2.4.3","cordova-plugin-whitelist": "^1.3.4","cordova-res": "^0.6.0","cordova-sqlite-storage": "^3.4.0","global": "^4.4.0","ionic-angular": "3.9.2","ionicons": "3.0.0","mobx": "^5.14.0","mobx-angular": "^3.0.1","rxjs": "5.5.11","sw-toolBox": "3.6.0","zone.js": "0.8.26"
},"devDependencies": {
"cordova-android": "^9.1.0","galletas-plugin-sql-server": "file:../galletas-plugin-sql-server","send-mail-cordova-plugin": "file:../com.autentia.plugin.sendmail","typescript": "~2.6.2"
},"description": "App Quely comerciales autoventa.","cordova": {
"plugins": {
"cordova-plugin-whitelist": {},"cordova-plugin-statusbar": {},"cordova-plugin-device": {},"cordova-plugin-splashscreen": {},"cordova-plugin-ionic-webview": {},"cordova-plugin-ionic-keyboard": {},"cordova-plugin-ble-central": {},"cordova-plugin-file": {},"cordova-plugin-advanced-http": {},"cordova-plugin-printer": {
"ANDROID_SUPPORT_V4_VERSION": "28.+"
},"cordova-android-support-gradle-release": {
"ANDROID_SUPPORT_VERSION": "27.+"
},"cordova-sqlite-storage": {},"cordova-plugin-nativeaudio": {},"cordova-plugin-email-composer": {},"cordova-plugin-ftp": {},"cordova-plugin-file-transfer": {},"cordova-pdf-generator": {},"cordova-plugin-network-information": {},"cordova-plugin-networkinterface": {},"org.apache.cordova.shell-exec": {},"com.autentia.plugin.sendmail": {},"galletas-plugin-sql-server": {}
},"platforms": [
"browser","android"
]
}
}
当我执行 this.printer.isAvailable() 时,错误如下:
vendor.js:sourcemap:2134 ERROR Error: Uncaught (in promise): TypeError: Printer_1.getPlugin(...).check is not a function
TypeError: Printer_1.getPlugin(...).check is not a function
at vendor.js:61288
at new t (polyfills.js:3)
at Printer.check (vendor.js:61286)
at Printer.value [as check] (vendor.js:135283)
at Printer.isAvailable (vendor.js:61270)
at VentasPage.<anonymous> (main.js:2092)
at step (main.js:1903)
at Object.next (main.js:1884)
at fulfilled (main.js:1875)
at t.invoke (polyfills.js:3)
at c (polyfills.js:3)
at c (polyfills.js:3)
at polyfills.js:3
at t.invokeTask (polyfills.js:3)
at Object.onInvokeTask (vendor.js:5436)
at t.invokeTask (polyfills.js:3)
at r.runTask (polyfills.js:3)
at o (polyfills.js:3)
我有点绝望,因为这是为了我的公司,所以......拜托......我祈求你的帮助。
非常感谢,山姆
解决方法
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