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import {MFA_ERR, AUTH_ERR, WEB_SERVER_ERR} from "../error/error-codes.js";
export enum StateType {
READY = `ready`,
AUTH = `authenticating`,
MFA = `mfa_required`,
SYNC = `syncing`,
}
export enum StateTrigger {
SYNC = `sync`,
AUTH = `auth`,
}
export class State {
/**
* Keeps track when the next scheduled sync should happen
*/
nextSync?: number;
/**
* If error is present, previous state ended in error
*/
prevError?: iCPSError
/**
* What triggered the current state initially (if applicable)
*/
prevTrigger?: StateTrigger
/**
* The timestamp when the state was last changed
*/
timestamp: number = Date.now();
/**
* Current state of the application
*/
state: StateType = StateType.READY;
updateState(newState: StateType, ctx? : {error?: iCPSError, nextSync?: number}) {
this.timestamp = Date.now();
this.state = newState;
if(ctx) {
if(ctx.nextSync) {
this.nextSync = ctx.nextSync;
}
if(ctx.error) {
this.prevError = iCPSError.toiCPSError(ctx.error);
}
}
}
/**
* Indicates that the current state was changed due to a trigger (such as sync or auth).
* This will clear any previous error.
* @param trigger - The trigger that caused the state change
*/
triggerSync(trigger: StateTrigger) {
// First step is always to go to AUTH state
this.updateState(StateType.AUTH);
this.prevTrigger = trigger;
this.prevError = undefined;
}
serialize() {
let error = undefined
if(this.prevError) {
error = {
message: this.prevError.getDescription(),
code: this.prevError.getRootErrorCode(),
}
/**
* If possible, this will try to convert known error codes into user-friendly messages
*/
switch (error.code) {
case MFA_ERR.FAIL_ON_MFA.code:
error.message = `MFA code required. Use the 'Renew Authentication' button to request and enter a new code.`;
break;
case AUTH_ERR.UNAUTHORIZED.code:
error.message = `Your credentials seem to be invalid. Please check your iCloud credentials and try again.`;
break;
case WEB_SERVER_ERR.MFA_CODE_NOT_PROVIDED.code:
error.message = `MFA code not provided within timeout period. Use the 'Renew Authentication' button to request and enter a new code.`;
break;
}
}
return {
state: this.state,
nextSync: this.nextSync,
prevError: error,
prevTrigger: this.prevTrigger,
timestamp: this.timestamp,
};
}
} |