import * as Effect from "effect/Effect";import * as Schema from "effect/Schema";import * as SchemaTransformation from "effect/SchemaTransformation"; import { TrimmedNonEmptyString } from "./baseSchemas.ts";import { ProviderOptionSelections } from "./model.ts";import { ProviderInstanceId } from "./providerInstance.ts"; /** * Selection of a model on a configured provider instance. * * `instanceId` is the routing key. The provider driver, credentials, * environment, and continuation identity are resolved by the provider * instance registry rather than encoded into the selection itself. */const ModelSelectionWire = Schema.Struct({  instanceId: ProviderInstanceId,  model: TrimmedNonEmptyString,  options: Schema.optionalKey(ProviderOptionSelections),}); const ModelSelectionSource = Schema.Struct({  provider: Schema.optional(Schema.Unknown),  instanceId: Schema.optional(Schema.Unknown),  model: Schema.Unknown,  options: Schema.optional(Schema.Unknown),}); /** * The decoder still accepts the historical `{ provider, model }` shape while * V1 persistence remains readable. Runtime code only receives the canonical * instance-based representation. */export const ModelSelection = ModelSelectionSource.pipe(  Schema.decodeTo(    ModelSelectionWire,    SchemaTransformation.transformOrFail({      decode: (raw) => {        const instanceIdSource =          raw.instanceId !== undefined            ? raw.instanceId            : typeof raw.provider === "string"              ? raw.provider              : undefined;        const base: Record<string, unknown> = {          instanceId: instanceIdSource,          model: raw.model,        };        if (raw.options !== undefined) base.options = raw.options;        return Effect.succeed(base as typeof ModelSelectionWire.Encoded);      },      encode: (value) => {        const base: Record<string, unknown> = {          instanceId: value.instanceId,          model: value.model,        };        if (value.options !== undefined) base.options = value.options;        return Effect.succeed(base as typeof ModelSelectionSource.Encoded);      },    }),  ),);export type ModelSelection = typeof ModelSelection.Type;