| import {promptValueToText, sharedPrompt} from "./h3_chain_plan_core.mjs?v=0.6.5"; |
|
|
| export const PROMPT_ASSIST_MODES = Object.freeze([ |
| {id: "rewrite", label: "Rewrite"}, |
| {id: "continuity", label: "Continuity"}, |
| {id: "shorten", label: "Shorten"}, |
| {id: "critique", label: "Critique"}, |
| {id: "discuss", label: "Discuss"}, |
| ]); |
|
|
| export const PROMPT_ASSIST_DEFAULT_INSTRUCTIONS = Object.freeze({ |
| rewrite: "Rewrite this scene prompt for clarity, controllability, and strong MiniMax H3 results.", |
| continuity: "Improve the opening and ending continuity with the adjacent scenes.", |
| shorten: "Make this scene prompt shorter without losing references, dialogue, timing, or continuity.", |
| critique: "Critique this scene prompt and identify the highest-impact improvements.", |
| discuss: "Help me think through this scene prompt.", |
| }); |
|
|
| function fnv1a(text) { |
| let hash = 0x811c9dc5; |
| for (let index = 0; index < text.length; index += 1) { |
| hash ^= text.charCodeAt(index); |
| hash = Math.imul(hash, 0x01000193); |
| } |
| return (hash >>> 0).toString(16).padStart(8, "0"); |
| } |
|
|
| export function promptSourceRevision(sceneId, prompt) { |
| const source = `${String(sceneId ?? "")}\u0000${String(prompt ?? "")}`; |
| return `${String(sceneId ?? "scene")}:${source.length}:${fnv1a(source)}`; |
| } |
|
|
| export function promptSceneKey(sceneId, sceneIndex) { |
| return `${Number(sceneIndex) || 0}:${String(sceneId ?? "scene")}`; |
| } |
|
|
| function promptAt(plan, index) { |
| const shot = plan?.shots?.[index]; |
| return shot ? promptValueToText(shot.prompt, `Scene ${index + 1} prompt`) : ""; |
| } |
|
|
| export function buildPromptAssistantContext(plan, sceneIndex, sourcePrompt, options = {}) { |
| const shot = plan?.shots?.[sceneIndex] ?? {}; |
| const sceneId = String(shot.id || `clip_${String(sceneIndex + 1).padStart(4, "0")}`); |
| const includeShared = options.includeShared !== false; |
| const includeAdjacent = options.includeAdjacent !== false; |
| const context = { |
| generation_mode: "h3_chain_scene", |
| scene_id: sceneId, |
| scene_index: sceneIndex, |
| scene_count: plan?.shots?.length ?? 1, |
| source_prompt: String(sourcePrompt ?? ""), |
| }; |
| const selectedText = String(options.selectedText ?? ""); |
| if (selectedText) context.selected_text = selectedText; |
| if (includeShared) { |
| const shared = sharedPrompt(plan).text; |
| if (shared.trim()) context.shared_prompt = shared; |
| } |
| if (includeAdjacent) { |
| const previous = sceneIndex > 0 ? promptAt(plan, sceneIndex - 1) : ""; |
| const next = sceneIndex + 1 < (plan?.shots?.length ?? 0) |
| ? promptAt(plan, sceneIndex + 1) : ""; |
| if (previous.trim()) context.previous_prompt = previous; |
| if (next.trim()) context.next_prompt = next; |
| } |
| const duration = Number(shot.duration_seconds ?? plan?.defaults?.duration_seconds); |
| const frames = Number(shot.length ?? shot.frames); |
| if (Number.isFinite(duration) && duration > 0) context.duration_seconds = duration; |
| if (Number.isFinite(frames) && frames > 0) context.frames = Math.trunc(frames); |
| return context; |
| } |
|
|
| export function draftConflict(draft, sceneId, currentPrompt) { |
| if (!draft) return {stale: false, reason: ""}; |
| if (String(draft.sceneId) !== String(sceneId)) { |
| return {stale: true, reason: "This draft belongs to a different scene."}; |
| } |
| const revision = promptSourceRevision(sceneId, currentPrompt); |
| if (draft.sourceRevision !== revision) { |
| return { |
| stale: true, |
| reason: "The scene prompt changed after this draft was requested.", |
| }; |
| } |
| return {stale: false, reason: ""}; |
| } |
|
|
| export function makePromptAssistRequest({ |
| requestId, |
| conversationId, |
| provider, |
| mode, |
| instruction, |
| context, |
| }) { |
| return { |
| type: "prompt_assist_request", |
| request_id: requestId, |
| conversation_id: conversationId, |
| provider, |
| mode, |
| instruction: String(instruction ?? "").trim() |
| || PROMPT_ASSIST_DEFAULT_INSTRUCTIONS[mode] |
| || PROMPT_ASSIST_DEFAULT_INSTRUCTIONS.rewrite, |
| source_revision: promptSourceRevision(context.scene_id, context.source_prompt), |
| context, |
| }; |
| } |
|
|
