| 1 | import type { ProviderView } from "./types"; |
| 2 | import { matchingModelKey, modelCapabilityForModel } from "./providerImageInput"; |
| 3 | |
| 4 | export type ProviderModelVisionCapability = "supported" | "unsupported" | "unknown"; |
| 5 | |
| 6 | /** |
| 7 | * Returns the models known to accept images, merging model metadata with the |
| 8 | * legacy provider-level list without allowing a stale legacy entry to override |
| 9 | * an explicit per-model false value. |
| 10 | */ |
| 11 | export function providerVisionModelsForView( |
| 12 | provider: Pick<ProviderView, "models" | "visionModels" | "modelOverrides" | "modelCapabilities">, |
| 13 | models = provider.models, |
| 14 | ): string[] { |
| 15 | const legacyVision = new Set(provider.visionModels); |
| 16 | return models.filter((model) => { |
| 17 | const metadata = modelCapabilityForModel(provider.modelCapabilities, model); |
| 18 | if (metadata?.imageInputEnableAllowed === false) return false; |
| 19 | const key = matchingModelKey((provider.modelOverrides ?? []).map((item) => item.model), model); |
| 20 | const override = provider.modelOverrides?.find((item) => item.model === key)?.vision; |
| 21 | if (override !== undefined && override !== null) return override; |
| 22 | if (metadata) return metadata.state === "supported"; |
| 23 | return legacyVision.has(model); |
| 24 | }); |
| 25 | } |
| 26 | |
| 27 | /** Returns a conservative read-only capability label for one model. */ |
| 28 | export function providerModelVisionCapability( |
| 29 | provider: Pick<ProviderView, "visionModelsConfigured" | "modelCapabilities" | "visionCapability">, |
| 30 | model: string, |
| 31 | visionModels: string[], |
| 32 | ): ProviderModelVisionCapability { |
| 33 | const metadata = modelCapabilityForModel(provider.modelCapabilities, model); |
| 34 | if (metadata) return metadata.state === "supported" ? "supported" : metadata.state === "unknown" ? "unknown" : "unsupported"; |
| 35 | if (visionModels.includes(model)) return "supported"; |
| 36 | if (provider.visionModelsConfigured || provider.visionCapability === "unsupported") return "unsupported"; |
| 37 | return "unknown"; |
| 38 | } |
| 39 |