/// null = 未请求，1 = 已允许，0 = 拒绝|受限, 2 = 系统未开启
var isIOS

function album() {
    var result = 0;
    var PHPhotoLibrary = plus.ios.import("PHPhotoLibrary");
    var authStatus = PHPhotoLibrary.authorizationStatus();
    if (authStatus === 0) {
        result = null;
    } else if (authStatus == 3) {
        result = 1;
    } else {
        result = 0;
    }
    plus.ios.deleteObject(PHPhotoLibrary);
    return result;
}

function camera() {
    var result = 0;
    var AVCaptureDevice = plus.ios.import("AVCaptureDevice");
    var authStatus = AVCaptureDevice.authorizationStatusForMediaType('vide');
    if (authStatus === 0) {
        result = null;
    } else if (authStatus == 3) {
        result = 1;
    } else {
        result = 0;
    }
    plus.ios.deleteObject(AVCaptureDevice);
    return result;
}

function location() {
    var result = 0;
    var cllocationManger = plus.ios.import("CLLocationManager");
    var enable = cllocationManger.locationServicesEnabled();
    var status = cllocationManger.authorizationStatus();
    if (!enable) {
        result = 2;
    } else if (status === 0) {
        result = null;
    } else if (status === 3 || status === 4) {
        result = 1;
    } else {
        result = 0;
    }
    plus.ios.deleteObject(cllocationManger);
    return result;
}

function push() {
    var result = 0;
    var UIApplication = plus.ios.import("UIApplication");
    var app = UIApplication.sharedApplication();
    var enabledTypes = 0;
    if (app.currentUserNotificationSettings) {
        var settings = app.currentUserNotificationSettings();
        enabledTypes = settings.plusGetAttribute("types");
        if (enabledTypes == 0) {
            result = 0;
            console.log("推送权限没有开启");
        } else {
            result = 1;
            console.log("已经开启推送功能!")
        }
        plus.ios.deleteObject(settings);
    } else {
        enabledTypes = app.enabledRemoteNotificationTypes();
        if (enabledTypes == 0) {
            result = 3;
            console.log("推送权限没有开启!");
        } else {
            result = 4;
            console.log("已经开启推送功能!")
        }
    }
    plus.ios.deleteObject(app);
    plus.ios.deleteObject(UIApplication);
    return result;
}

function contact() {
    var result = 0;
    var CNContactStore = plus.ios.import("CNContactStore");
    var cnAuthStatus = CNContactStore.authorizationStatusForEntityType(0);
    if (cnAuthStatus === 0) {
        result = null;
    } else if (cnAuthStatus == 3) {
        result = 1;
    } else {
        result = 0;
    }
    plus.ios.deleteObject(CNContactStore);
    return result;
}

function record() {
    var result = null;
    var avaudiosession = plus.ios.import("AVAudioSession");
    var avaudio = avaudiosession.sharedInstance();
    var status = avaudio.recordPermission();
    console.log("permissionStatus:" + status);
    if (status === 1970168948) {
        result = null;
    } else if (status === 1735552628) {
        result = 1;
    } else {
        result = 0;
    }
    plus.ios.deleteObject(avaudiosession);
    return result;
}

function calendar() {
    var result = null;
    var EKEventStore = plus.ios.import("EKEventStore");
    var ekAuthStatus = EKEventStore.authorizationStatusForEntityType(0);
    if (ekAuthStatus == 3) {
        result = 1;
        console.log("日历权限已经开启");
    } else {
        console.log("日历权限没有开启");
    }
    plus.ios.deleteObject(EKEventStore);
    return result;
}

function memo() {
    var result = null;
    var EKEventStore = plus.ios.import("EKEventStore");
    var ekAuthStatus = EKEventStore.authorizationStatusForEntityType(1);
    if (ekAuthStatus == 3) {
        result = 1;
        console.log("备忘录权限已经开启");
    } else {
        console.log("备忘录权限没有开启");
    }
    plus.ios.deleteObject(EKEventStore);
    return result;
}


function requestIOS(permissionID) {
    return new Promise((resolve, reject) => {
        switch (permissionID) {
            case "push":
                resolve(push());
                break;
            case "location":
                resolve(location());
                break;
            case "record":
                resolve(record());
                break;
            case "camera":
                resolve(camera());
                break;
            case "album":
                resolve(album());
                break;
            case "contact":
                resolve(contact());
                break;
            case "calendar":
                resolve(calendar());
                break;
            case "memo":
                resolve(memo());
                break;
            default:
                resolve(0);
                break;
        }
    });
}

function requestAndroid(permissionID) {
    return new Promise((resolve, reject) => {
        plus.android.requestPermissions(
            [permissionID],
            function(resultObj) {
                var result = 0;
                for (var i = 0; i < resultObj.granted.length; i++) {
                    var grantedPermission = resultObj.granted[i];
                    console.log('已获取的权限：' + grantedPermission);
                    result = 1
                }
                for (var i = 0; i < resultObj.deniedPresent.length; i++) {
                    var deniedPresentPermission = resultObj.deniedPresent[i];
                    console.log('拒绝本次申请的权限：' + deniedPresentPermission);
                    result = 0
                }
                for (var i = 0; i < resultObj.deniedAlways.length; i++) {
                    var deniedAlwaysPermission = resultObj.deniedAlways[i];
                    console.log('永久拒绝申请的权限：' + deniedAlwaysPermission);
                    result = -1
                }
                resolve(result);
            },
            function(error) {
                console.log('result error: ' + error.message)
                resolve({
                    code: error.code,
                    message: error.message
                });
            }
        );
    });
}

function gotoAppPermissionSetting() {
    if (permission.isIOS) {
        var UIApplication = plus.ios.import("UIApplication");
        var application2 = UIApplication.sharedApplication();
        var NSURL2 = plus.ios.import("NSURL");
        var setting2 = NSURL2.URLWithString("app-settings:");
        application2.openURL(setting2);
        plus.ios.deleteObject(setting2);
        plus.ios.deleteObject(NSURL2);
        plus.ios.deleteObject(application2);
    } else {
        var Intent = plus.android.importClass("android.content.Intent");
        var Settings = plus.android.importClass("android.provider.Settings");
        var Uri = plus.android.importClass("android.net.Uri");
        var mainActivity = plus.android.runtimeMainActivity();
        var intent = new Intent();
        intent.setAction(Settings.ACTION_APPLICATION_DETAILS_SETTINGS);
        var uri = Uri.fromParts("package", mainActivity.getPackageName(), null);
        intent.setData(uri);
        mainActivity.startActivity(intent);
    }
}

const permission = {
    get isIOS(){
        return typeof isIOS === 'boolean' ? isIOS : (isIOS = uni.getSystemInfoSync().platform === 'ios')
    },
    requestIOS: requestIOS,
    requestAndroid: requestAndroid,
    gotoAppSetting: gotoAppPermissionSetting
}

module.exports = permission