adilallo
77 lines
1.9 KiB
TypeScript
77 lines
1.9 KiB
TypeScript
/**
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* Step definitions and helpers for the Create Rule Flow
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*
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* Single source of truth for step order and navigation helpers.
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*/
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import type { CreateFlowStep } from "../types";
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/**
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* Ordered list of steps in the create rule flow
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*/
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export const FLOW_STEP_ORDER: readonly CreateFlowStep[] = [
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"informational",
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"text",
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"select",
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"upload",
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"review",
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"cards",
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"right-rail",
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"final-review",
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"completed",
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] as const;
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/**
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* Valid step IDs for the create flow (for validation)
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*/
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export const VALID_STEPS: readonly CreateFlowStep[] = FLOW_STEP_ORDER;
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/**
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* First step in the flow (entry point)
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*/
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export const FIRST_STEP: CreateFlowStep = FLOW_STEP_ORDER[0];
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/**
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* Returns the next step in the flow, or null if current is last/invalid
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*/
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export function getNextStep(
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currentStep: CreateFlowStep | null | undefined,
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): CreateFlowStep | null {
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if (!currentStep) return null;
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const index = FLOW_STEP_ORDER.indexOf(currentStep);
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if (index === -1 || index === FLOW_STEP_ORDER.length - 1) return null;
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return FLOW_STEP_ORDER[index + 1] as CreateFlowStep;
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}
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/**
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* Returns the previous step in the flow, or null if current is first/invalid
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*/
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export function getPreviousStep(
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currentStep: CreateFlowStep | null | undefined,
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): CreateFlowStep | null {
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if (!currentStep) return null;
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const index = FLOW_STEP_ORDER.indexOf(currentStep);
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if (index <= 0) return null;
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return FLOW_STEP_ORDER[index - 1] as CreateFlowStep;
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}
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/**
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* Returns the index of the step (0-based), or -1 if invalid
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*/
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export function getStepIndex(step: CreateFlowStep | null | undefined): number {
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if (!step) return -1;
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return FLOW_STEP_ORDER.indexOf(step);
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}
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/**
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* Whether the given string is a valid create flow step
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*/
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export function isValidStep(
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step: string | null | undefined,
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): step is CreateFlowStep {
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return (
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typeof step === "string" &&
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(VALID_STEPS as readonly string[]).includes(step)
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);
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}
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