namespace Plotly.NET

open Plotly.NET.LayoutObjects

open Plotly.NET.TraceObjects

open DynamicObj

open System

open System.Runtime.InteropServices

[<RequireQualifiedAccess>]

type TraceID =

| Cartesian2D

| Cartesian3D

| Polar

| Geo

| Mapbox

| Ternary

| Carpet

| Domain

| Smith

| Multi

static member ofTrace(t: Trace) : TraceID =

match t with

| :? Trace2D -> TraceID.Cartesian2D

| :? Trace3D -> TraceID.Cartesian3D

| :? TracePolar -> TraceID.Polar

| :? TraceGeo -> TraceID.Geo

| :? TraceMapbox -> TraceID.Mapbox

| :? TraceTernary -> TraceID.Ternary

| :? TraceCarpet -> TraceID.Carpet

| :? TraceDomain -> TraceID.Domain

| :? TraceSmith -> TraceID.Smith

| unknownTraceType -> failwith $"cannot get trace id for type {unknownTraceType.GetType()}"

static member ofTraces(t: seq<Trace>) : TraceID =

let traceIds =

t |> Seq.map TraceID.ofTrace |> Seq.distinct |> Array.ofSeq

match traceIds with

| [| sameTraceID |] -> sameTraceID

| [||] -> TraceID.Domain

| _ -> TraceID.Multi