export const CAMERA_MAP = {
    "Modular 8K Digital": "modular 8K digital cinema camera",
    "Full-Frame Cine Digital": "full-frame digital cinema camera",
    "Grand Format 70mm Film": "grand format 70mm film camera",
    "Studio Digital S35": "Super 35 studio digital camera",
    "Classic 16mm Film": "classic 16mm film camera",
    "Premium Large Format Digital": "premium large-format digital cinema camera"
};

export const LENS_MAP = {
    "Creative Tilt Lens": "creative tilt lens effect",
    "Compact Anamorphic": "compact anamorphic lens",
    "Extreme Macro": "extreme macro lens",
    "70s Cinema Prime": "1970s cinema prime lens",
    "Classic Anamorphic": "classic anamorphic lens",
    "Premium Modern Prime": "premium modern prime lens",
    "Warm Cinema Prime": "warm-toned cinema prime lens",
    "Swirl Bokeh Portrait": "swirl bokeh portrait lens",
    "Vintage Prime": "vintage prime lens",
    "Halation Diffusion": "halation diffusion filter",
    "Clinical Sharp Prime": "ultra-sharp clinical prime lens"
};

export const FOCAL_PERSPECTIVE = {
    8: "ultra-wide perspective",
    14: "wide-angle perspective",
    24: "wide-angle dynamic perspective",
    35: "natural cinematic perspective",
    50: "standard portrait perspective",
    85: "classic portrait perspective"
};

export const APERTURE_EFFECT = {
    "f/1.4": "shallow depth of field, creamy bokeh",
    "f/4": "balanced depth of field",
    "f/11": "deep focus clarity, sharp foreground to background"
};

/**
 * Compiles a cinematic prompt based on camera settings.
 * @param {string} basePrompt 
 * @param {string} camera 
 * @param {string} lens 
 * @param {number} focalLength 
 * @param {string} aperture 
 * @returns {string} The compiled prompt
 */
export function buildNanoBananaPrompt(basePrompt, camera, lens, focalLength, aperture) {
    const cameraDesc = CAMERA_MAP[camera] || camera;
    const lensDesc = LENS_MAP[lens] || lens;
    const perspective = FOCAL_PERSPECTIVE[focalLength] || "";
    const depthEffect = APERTURE_EFFECT[aperture] || "";

    const qualityTags = [
        "professional photography",
        "ultra-detailed",
        "8K resolution"
    ];

    const parts = [
        basePrompt,
        `shot on a ${cameraDesc}`,
        `using a ${lensDesc} at ${focalLength}mm ${perspective ? `(${perspective})` : ''}`,
        `aperture ${aperture}`,
        depthEffect,
        "cinematic lighting",
        "natural color science",
        "high dynamic range",
        qualityTags.join(", ")
    ];

    // Filter out empty strings and join
    return parts.filter(p => p && p.trim() !== "").join(", ");
}