import type { ResourceType } from "@intentic/resources";
import type { Providers } from "./provider.js";
import type { ReadinessProbe } from "./readiness.js";
export type ResolvedInputs = Readonly<Record<string, unknown>>;
export type Action = "create" | "update" | "noop";
export interface Step {
    readonly id: string;
    readonly type: ResourceType;
    readonly action: Action;
    readonly reason?: string;
}
export interface Orphan {
    readonly id: string;
    readonly type: ResourceType;
}
export interface OrphanEntry extends Orphan {
    readonly inputs: Readonly<Record<string, unknown>>;
    readonly protected?: boolean;
}
export interface PlanOutcome {
    readonly steps: readonly Step[];
}
export interface ApplyOutcome {
    readonly steps: readonly Step[];
    readonly outputs: Readonly<Record<string, Readonly<Record<string, unknown>>>>;
}
export interface PrunedResource {
    readonly id: string;
    readonly type: ResourceType;
}
export interface PruneOutcome {
    readonly deleted: readonly PrunedResource[];
    readonly skipped: readonly PrunedResource[];
}
export type EngineEvent = {
    readonly kind: "node";
    readonly phase: "apply" | "plan";
    readonly state: "start" | "done";
    readonly id: string;
    readonly type: ResourceType;
    readonly action?: Action;
    readonly reason?: string;
} | {
    readonly kind: "readiness";
    readonly state: "waiting" | "ready";
    readonly id: string;
    readonly url: string;
} | {
    readonly kind: "iteration";
    readonly n: number;
    readonly converged: boolean;
} | {
    readonly kind: "prune";
    readonly state: "deleted" | "skipped";
    readonly id: string;
    readonly type: ResourceType;
    readonly reason?: "no-delete" | "protected";
} | {
    readonly kind: "orphan";
    readonly id: string;
    readonly type: ResourceType;
};
export interface EngineConfig {
    readonly providers: Providers;
    readonly env?: Readonly<Record<string, string | undefined>>;
    readonly probe?: ReadinessProbe;
    readonly log?: (message: string) => void;
    readonly onEvent?: (event: EngineEvent) => void;
}
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