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| // Available variables: | |
| // - Machine | |
| // - interpret | |
| // - assign | |
| // - send | |
| // - sendParent | |
| // - spawn | |
| // - raise | |
| // - actions | |
| // - XState (all XState exports) | |
| // split into Cart and Checkout | |
| const cartActions = { | |
| incrementCount: assign((ctx, evt)=> ({ | |
| count: ctx.count + 1 | |
| })), | |
| decreaseCount: assign((ctx, evt)=> ({ | |
| count: ctx.count - 1 | |
| })) | |
| } | |
| const cartGuards= { | |
| isEmpty: (ctx, evt) => ctx.count < 1 | |
| } | |
| const cartmachine = Machine({ | |
| id: 'cart', | |
| initial: 'empty', | |
| context: { | |
| count: 0 | |
| }, | |
| states: { | |
| empty: { | |
| on: { | |
| ADD: { | |
| target: 'unpaid.normal', | |
| actions: ['incrementCount'] | |
| }, | |
| } | |
| }, | |
| unpaid: { | |
| id: 'unpaid', | |
| on: { | |
| '': { | |
| target: '#cart.empty', | |
| cond: 'isEmpty' | |
| }, | |
| REMOVE: { | |
| target: '.normal', | |
| actions: 'decreaseCount', | |
| }, | |
| ADD: { | |
| target: '.normal', | |
| actions: ['incrementCount'] | |
| }, //update count | |
| PAY: '#cart.paying' | |
| }, | |
| states: { | |
| error: {}, | |
| normal: {} | |
| } | |
| }, | |
| paying:{ | |
| on: { | |
| RESOLVE: 'paid', | |
| REJECT: 'unpaid.error' | |
| } | |
| }, | |
| paid: { | |
| } | |
| } | |
| },{ | |
| actions: cartActions, | |
| guards: cartGuards | |
| }); | |
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