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15c3607 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 | /**
* Model load progress helpers for the /models/sse surfaces
* (selector row and chat message).
*/
import { MODEL_LOAD_STAGE_LABELS, MODEL_LOAD_TAIL_SHARE } from '$lib/constants';
/**
* Human label for a model load stage.
*/
export function modelLoadStageLabel(stage: ApiModelLoadStage): string {
return MODEL_LOAD_STAGE_LABELS[stage];
}
/**
* Overall load fraction (0.0 -> 1.0) across the declared stage plan.
* text_model fills [0, 1 - tail], each later phase owns one tail slice.
*/
export function modelLoadFraction(progress: ModelLoadProgress | null): number {
if (!progress) return 0;
const { stages, current, value } = progress;
const tailCount = Math.max(stages.length - 1, 0);
const textCeiling = 1 - tailCount * MODEL_LOAD_TAIL_SHARE;
const idx = stages.indexOf(current);
if (idx <= 0) {
return value * textCeiling;
}
return textCeiling + (idx - 1 + value) * MODEL_LOAD_TAIL_SHARE;
}
/**
* Single line describing load progress: active stage label and overall percent.
* Returns null when there is no progress to show.
*/
export function modelLoadProgressText(progress: ModelLoadProgress | null): string | null {
if (!progress) return null;
const label = modelLoadStageLabel(progress.current);
return `${label} ${Math.round(modelLoadFraction(progress) * 100)}%`;
}
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