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February 14, 2020 13:16
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//onEntry: sendParent("FAIL") | |
const failureMachine = Machine({ | |
id: 'failure', | |
initial: 'INIT', | |
// context: new Error('Hi there'), | |
states: { | |
INIT: { | |
on: { | |
"*": [ | |
{cond: ctx => ctx.statusCode>=500, target: '5xx'}, | |
// {cond: "is400", target: '400'}, | |
// {cond: "is401", target: '401'}, | |
// {cond: "isTimeout", target: 'TIMEOUT'}, | |
{target: 'UNKNOWN'}, | |
] | |
} | |
}, | |
UNKNOWN: {}, | |
"TIMEOUT": { | |
on: { | |
"*": '#callback.REQUESTING ACCESS TOKEN' | |
} | |
}, | |
'5xx': {}, | |
401: {}, | |
400: { | |
initial: 'unknown', | |
states: { | |
unknown: { | |
on: {} | |
}, | |
invalid_request: {}, | |
invalid_client: {}, | |
invalid_grant: {}, | |
unauthorized_client: {}, | |
unsupported_grant_type: {} | |
}, | |
} | |
}, | |
}); | |
const fetchMachine = Machine( | |
{ | |
id: "OAUTH CLIENT", | |
type: "parallel", | |
context: { | |
hasAuthorizationCode: true | |
}, | |
states: { | |
AUTHORIZED: { | |
id: "authed", | |
initial: "FALSE", | |
states: { | |
TRUE: { | |
// on: | |
}, | |
FALSE: {} | |
} | |
}, | |
CALLBACK: { | |
initial: "INIT", | |
id: "callback", | |
states: { | |
INIT: { | |
on: { | |
"*": [ | |
{ | |
target: "REQUESTING ACCESS TOKEN", | |
cond: "hasAuthorizationCode" | |
}, | |
{ | |
target: "#authed.FALSE" | |
} | |
] | |
} | |
}, | |
"REQUESTING ACCESS TOKEN": { | |
id: "access_token", | |
entry: "exchangeAuthCodeForAccessToken", | |
initial: "loading", | |
states: { | |
loading: { | |
on: { | |
RESOLVE: "success", | |
REJECT: "failure" | |
} | |
}, | |
success: { | |
onEntry: send("SUCC") | |
}, | |
failure: failureMachine | |
}, | |
on: { | |
SUCC: "REQUESTING SESSION", | |
FAIL: "#authed.FALSE" | |
} | |
}, | |
"REQUESTING SESSION": { | |
entry: "exchangeAccessTokenForSession", | |
on: { | |
SUCC: { | |
target: ["#authed.TRUE", "SESSION RECEIVED"] | |
}, | |
FAIL: "#authed.FALSE" | |
} | |
}, | |
"SESSION RECEIVED": { | |
type: "final" | |
} | |
} | |
} | |
} | |
}, | |
{ guards: { hasAuthorizationCode: ctx => ctx.hasAuthorizationCode } } | |
); |
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