79 lines
3.1 KiB
Go
79 lines
3.1 KiB
Go
package app
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import (
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"infinite-canvas/backend/internal/canvas/contract"
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"strings"
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)
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// Agent arguments and the canvas editor enter the same public generation codec.
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// Resource materialization and provider credentials remain outside this object.
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func cloudAgentGenerationSpec(a cloudAgentMediaArgs, refs map[string]any, resolvedConfig map[string]any) (contract.GenerationSpec, error) {
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selection := &contract.ModelSelection{Kind: "channel", ChannelID: a.ChannelID, ModelKey: a.ChannelModelKey}
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if a.LogicalModelID != "" {
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selection = &contract.ModelSelection{Kind: "logical", LogicalModelID: a.LogicalModelID}
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}
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options := contract.Options{}
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if a.Mode == "image" || a.Mode == "video" {
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// A blank option means "use the selected model's declared default". Do
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// not turn absence into an explicit empty value: task admission is where
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// the model capability contract resolves defaults and validates support.
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if strings.TrimSpace(a.Size) != "" {
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options.Size = &a.Size
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}
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}
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if a.Mode == "video" {
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if a.Duration > 0 {
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options.DurationSeconds = &a.Duration
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}
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options.GenerateAudio = a.VideoGenerateAudio
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if a.Quality != "" {
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options.Resolution = &a.Quality
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}
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} else if a.Mode == "image" {
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count := 1
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options.Count = &count
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if a.Quality != "" {
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options.Quality = &a.Quality
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}
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}
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if resolvedConfig != nil {
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config := options.TaskConfig()
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for key, value := range resolvedConfig {
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config[key] = value
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}
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var err error
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options, err = contract.OptionsFromTaskConfig(a.Mode, config)
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if err != nil {
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return contract.GenerationSpec{}, err
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}
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}
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byID := map[string]contract.ReferenceBinding{}
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for _, media := range []struct{ field, kind string }{{"referenceImages", "image"}, {"referenceVideos", "video"}, {"referenceAudios", "audio"}} {
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for _, ref := range creationMaps(refs[media.field]) {
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id := stringValue(ref["id"])
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binding := contract.ReferenceBinding{ID: "node:" + id, NodeID: id, MediaType: media.kind, Role: "reference", Resolution: "latest"}
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if key := stringValue(ref["storageKey"]); strings.HasPrefix(key, "resource:") {
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binding.ResourceID = strings.TrimPrefix(key, "resource:")
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}
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byID[id] = binding
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}
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}
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bindings := []contract.ReferenceBinding{}
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for _, id := range a.ReferenceNodeIDs {
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binding, exists := byID[id]
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if !exists {
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return contract.GenerationSpec{}, BadAuthRequest("生成引用未解析，不能保存不完整生成规格")
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}
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binding.Order = len(bindings)
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bindings = append(bindings, binding)
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}
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for _, id := range a.ReferenceTransientIDs {
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bindings = append(bindings, contract.ReferenceBinding{ID: "transient:" + id, TransientID: id, MediaType: "image", Role: "reference", Order: len(bindings), Resolution: "snapshot"})
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}
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if a.SourceNodeID != "" {
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bindings = append(bindings, contract.ReferenceBinding{ID: "node:" + a.SourceNodeID, NodeID: a.SourceNodeID, MediaType: "text", Role: "source-text", Order: len(bindings), Resolution: "latest"})
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}
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spec := contract.GenerationSpec{Version: contract.GenerationVersion, Mode: a.Mode, Prompt: a.Prompt, ModelSelection: selection, Options: options, ReferenceBindings: bindings, TextInputMode: "prompt-only"}
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return spec, spec.Validate()
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}
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