import { Context, Effect, Layer } from "effect"
import type { ImportError } from "../ImportError"
import { type TRPCContext } from "./TRPCContext"
import { importTRPCServer } from "./importTRPCServer"


const createTRPC = <R>() => importTRPCServer.pipe(Effect.map(({ initTRPC }) =>
    initTRPC.context<TRPCContext<R>>().create()
))

export const make = <R>(): {
    readonly TRPCBuilder: Context.TagClass<any, "@thilalib/TRPC/TRPCBuilder", Effect.Effect.Success<ReturnType<typeof createTRPC<R>>>>
    readonly TRPCBuilderLive: Layer.Layer<
        InstanceType<Context.TagClass<any, "@thilalib/TRPC/TRPCBuilder", Effect.Effect.Success<ReturnType<typeof createTRPC<R>>>>>,
        ImportError,
        never
    >
} => {
    class TRPCBuilder extends Context.Tag("@thilalib/TRPC/TRPCBuilder")<TRPCBuilder,
        Effect.Effect.Success<ReturnType<typeof createTRPC<R>>>
    >() {}

    const TRPCBuilderLive = Layer.effect(TRPCBuilder, createTRPC())

    return { TRPCBuilder, TRPCBuilderLive }
}