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// Available variables: | |
// - Machine | |
// - interpret | |
// - assign | |
// - send | |
// - sendParent | |
// - spawn | |
// - raise | |
// - actions | |
// - XState (all XState exports) | |
const MAX_RECURSION = 2 | |
const rageAgainstTheStateMachine = ctx => | |
console.error(`Fuck you I won't build what you tell me`) | |
const assignMutatedNodes = assign((ctx, event) => { | |
return { | |
nodesMutatedDuringQueryRun: | |
ctx.nodesMutatedDuringQueryRun || event.nodesMutated, | |
} | |
}) | |
const buildMachine = Machine({ | |
id: `build`, | |
initial: `bootstrapping`, | |
context: { | |
recursionCount: 0, | |
nodesMutatedDuringQueryRun: false, | |
firstRun: true, | |
}, | |
states: { | |
bootstrapping: { | |
on: { | |
DONE: { | |
target: `customizingSchema`, | |
}, | |
ERROR: { | |
target: `failed`, | |
}, | |
}, | |
}, | |
customizingSchema: { | |
on: { | |
COMPLETE: { | |
target: `sourcingNodes`, | |
}, | |
ERROR: { | |
target: `idle`, | |
}, | |
}, | |
}, | |
sourcingNodes: { | |
on: { | |
COMPLETE: { | |
target: `inferringSchema`, | |
}, | |
ERROR: { | |
target: `idle`, | |
}, | |
}, | |
}, | |
inferringSchema: { | |
on: { | |
COMPLETE: { | |
target: `runningCreatePages`, | |
actions: assignMutatedNodes, | |
}, | |
ERROR: { | |
target: `idle`, | |
}, | |
}, | |
}, | |
runningCreatePages: { | |
on: { | |
COMPLETE: [ | |
{ | |
target: `runningCreatePagesStatefully`, | |
cond: ctx => ctx.firstRun, | |
actions: assign((ctx, event) => { | |
return { | |
nodesMutatedDuringQueryRun: | |
ctx.nodesMutatedDuringQueryRun || event.nodesMutated, | |
firstRun: false, | |
} | |
}), | |
}, | |
{ | |
target: `runningStaticQueries`, | |
actions: assignMutatedNodes, | |
}, | |
], | |
ERROR: { | |
target: `idle`, | |
}, | |
}, | |
}, | |
runningCreatePagesStatefully: { | |
on: { | |
COMPLETE: { | |
target: `runningStaticQueries`, | |
actions: assignMutatedNodes, | |
}, | |
ERROR: { | |
target: `idle`, | |
}, | |
}, | |
}, | |
runningStaticQueries: { | |
on: { | |
COMPLETE: { | |
target: `runningPageQueries`, | |
actions: assignMutatedNodes, | |
}, | |
ERROR: { | |
target: `idle`, | |
}, | |
}, | |
}, | |
runningPageQueries: { | |
on: { | |
COMPLETE: [ | |
{ | |
target: `writingArtifacts`, | |
cond: (ctx, event) => | |
!(ctx.nodesMutatedDuringQueryRun || event.nodesMutated), | |
}, | |
{ | |
actions: assign(ctx => { | |
return { | |
recursionCount: ctx.recursionCount + 1, | |
nodesMutatedDuringQueryRun: false, // Resetting | |
} | |
}), | |
target: `customizingSchema`, | |
cond: (ctx, event) => ctx.recursionCount < MAX_RECURSION, | |
}, | |
{ | |
invoke: { | |
src: `rageAgainstTheStateMachine`, | |
}, | |
actions: assign(ctx => { | |
return { | |
recursionCount: 0, | |
nodesMutatedDuringQueryRun: false, // Resetting | |
} | |
}), | |
target: `idle`, | |
}, | |
], | |
ERROR: { | |
target: `idle`, | |
}, | |
}, | |
}, | |
writingArtifacts: { | |
on: { | |
SUCCESS: { | |
target: `idle`, | |
}, | |
ERROR: { | |
target: `idle`, | |
}, | |
}, | |
}, | |
transactionRunning: { | |
on: { | |
COMMIT_TRANSACTION: { | |
target: `customizingSchema`, | |
}, | |
ERROR: { | |
target: `idle`, | |
}, | |
}, | |
}, | |
batchingPageMutations: { | |
on: { | |
COMMIT_BATCH: { | |
target: `runningStaticQueries`, | |
}, | |
ERROR: { | |
target: `idle`, | |
}, | |
}, | |
}, | |
idle: { | |
on: { | |
WEBHOOK_RECEIVED: { | |
target: `transactionRunning`, | |
}, | |
ENQUEUE_NODE_MUTATION: { | |
target: `transactionRunning`, | |
}, | |
ENQUEUE_PAGE_MUTATION: { | |
target: `batchingPageMutations`, | |
}, | |
CREATE_TRANSACTION: { | |
target: `transactionRunning`, | |
}, | |
}, | |
}, | |
failed: { | |
final: true, | |
}, | |
}, | |
}) |
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