Files
wp-agentic-writer/assets/js/image-modal.js
2026-05-28 00:51:34 +07:00

798 lines
24 KiB
JavaScript

/**
* Image Generation Modal Component
*
* Handles image review, generation, variant selection, and commitment.
*
* @package WP_Agentic_Writer
*/
(function() {
const { Modal, Button, Spinner, TextControl, TextareaControl } = wp.components;
const { useState, useEffect, render, createRoot } = wp.element;
window.wpAgenticWriter = window.wpAgenticWriter || {};
/**
* Image Review Modal
* Shows after article generation with image recommendations
*/
window.wpAgenticWriter.ImageReviewModal = function({ postId, initialImageId, initialBlockId, onClose, onComplete }) {
const [step, setStep] = useState('loading');
const [images, setImages] = useState([]);
const [generatedImages, setGeneratedImages] = useState([]);
const [selectedImages, setSelectedImages] = useState([]);
const [variantCounts, setVariantCounts] = useState({});
const [isGenerating, setIsGenerating] = useState(false);
const [committingVariantId, setCommittingVariantId] = useState(null);
const [extraVariantCounts, setExtraVariantCounts] = useState({});
const [generatingMoreFor, setGeneratingMoreFor] = useState(null);
const [error, setError] = useState(null);
useEffect(() => {
loadImageRecommendations();
}, []);
const scopedImages = (() => {
if (initialImageId) {
const direct = images.filter((img) => String(img.agent_image_id || '').trim() === String(initialImageId).trim());
if (direct.length > 0) {
return direct;
}
}
if (!initialBlockId) {
return images;
}
const allBlocks = wp.data.select('core/block-editor').getBlocks() || [];
const flatImageBlocks = [];
const walk = (blocks) => {
blocks.forEach((block) => {
if (block?.name === 'core/image') {
flatImageBlocks.push(block);
}
if (Array.isArray(block?.innerBlocks) && block.innerBlocks.length > 0) {
walk(block.innerBlocks);
}
});
};
walk(allBlocks);
const slotIndex = flatImageBlocks.findIndex((block) => block?.clientId === initialBlockId);
if (slotIndex < 0) {
return images;
}
const placement = `slot_${slotIndex + 1}`;
const placementScoped = images.filter((img) => String(img.placement || '').toLowerCase() === placement);
return placementScoped.length > 0 ? placementScoped : images;
})();
useEffect(() => {
if ((!initialImageId && !initialBlockId) || scopedImages.length === 0) {
return;
}
const scopedIds = scopedImages.map((img) => img.agent_image_id).filter(Boolean);
if (scopedIds.length === 0) {
return;
}
const normalize = (items) => [...items].sort().join('|');
setSelectedImages((prev) => {
if (normalize(prev) === normalize(scopedIds)) {
return prev;
}
return scopedIds;
});
}, [initialImageId, initialBlockId, scopedImages.length]);
const loadImageRecommendations = async () => {
try {
const response = await fetch(
`${wpAgenticWriter.apiUrl}/image-recommendations/${postId}`,
{
headers: {
'X-WP-Nonce': wpAgenticWriter.nonce,
},
}
);
if (!response.ok) {
throw new Error(await extractApiErrorMessage(response, 'Failed to load image recommendations'));
}
const data = await response.json();
const imgs = data.images || [];
setImages(imgs);
const initialCounts = {};
imgs.forEach(img => {
initialCounts[img.agent_image_id] = 2;
});
setVariantCounts(initialCounts);
if (initialImageId) {
const preferred = imgs.filter((img) => String(img.agent_image_id || '').trim() === String(initialImageId).trim());
if (preferred.length > 0) {
setSelectedImages(preferred.map((img) => img.agent_image_id));
}
}
setStep('review');
} catch (err) {
setError(err.message);
setStep('review');
}
};
const handleEditPrompt = (imageId, newPrompt) => {
setImages(prev => prev.map(img =>
img.agent_image_id === imageId
? { ...img, prompt_edited: newPrompt }
: img
));
};
const handleEditAlt = (imageId, newAlt) => {
setImages(prev => prev.map(img =>
img.agent_image_id === imageId
? { ...img, alt_text_edited: newAlt }
: img
));
};
const handleVariantCountChange = (imageId, count) => {
setVariantCounts(prev => ({
...prev,
[imageId]: parseInt(count, 10)
}));
};
const calculateTotalCost = () => {
const settings = wpAgenticWriter.settings || {};
const imageModel = settings.image_model || 'sourceful/riverflow-v2-max';
const costPerImage = {
'black-forest-labs/flux.2-klein': 0.02,
'sourceful/riverflow-v2-max': 0.03,
'black-forest-labs/flux.2-max': 0.15,
};
const baseCost = costPerImage[imageModel] || 0.03;
let total = 0;
selectedImages.forEach(imageId => {
const count = variantCounts[imageId] || 1;
total += baseCost * count;
});
return total.toFixed(3);
};
const calculateTotalVariants = () => {
let total = 0;
selectedImages.forEach((imageId) => {
total += variantCounts[imageId] || 2;
});
return total;
};
const handleGenerateSelected = async () => {
if (selectedImages.length === 0) {
alert('Please select at least one image to generate');
return;
}
setIsGenerating(true);
setStep('generating');
try {
const generated = [];
for (const imageId of selectedImages) {
const image = images.find(img => img.agent_image_id === imageId);
if (!image) {
throw new Error(`Image recommendation was not found for ${imageId}`);
}
const response = await fetch(
`${wpAgenticWriter.apiUrl}/generate-image`,
{
method: 'POST',
headers: {
'Content-Type': 'application/json',
'X-WP-Nonce': wpAgenticWriter.nonce,
},
body: JSON.stringify({
post_id: postId,
agent_image_id: imageId,
prompt: image.prompt_edited || image.prompt_initial,
alt: image.alt_text_edited || image.alt_text_initial,
variant_count: variantCounts[imageId] || 2,
}),
}
);
if (!response.ok) {
const detailedError = await extractApiErrorMessage(
response,
`Failed to generate image: ${imageId}`
);
throw new Error(detailedError);
}
const result = await response.json();
const imageWithVariants = { ...image, variants: result.variants || [] };
generated.push(imageWithVariants);
setImages(prev => prev.map(img =>
img.agent_image_id === imageId
? imageWithVariants
: img
));
}
setGeneratedImages(generated);
setStep('selecting');
} catch (err) {
setError(err.message);
setStep('review');
} finally {
setIsGenerating(false);
}
};
const handleSelectVariant = async (imageId, variantId) => {
const image = generatedImages.find(img => img.agent_image_id === imageId)
|| images.find(img => img.agent_image_id === imageId);
try {
setCommittingVariantId(variantId);
const response = await fetch(
`${wpAgenticWriter.apiUrl}/commit-image`,
{
method: 'POST',
headers: {
'Content-Type': 'application/json',
'X-WP-Nonce': wpAgenticWriter.nonce,
},
body: JSON.stringify({
post_id: postId,
agent_image_id: imageId,
variant_id: variantId,
alt: image.alt_text_edited || image.alt_text_initial,
}),
}
);
if (!response.ok) {
throw new Error(await extractApiErrorMessage(response, 'Failed to commit image'));
}
const result = await response.json();
const didUpdateBlock = updateGutenbergBlock(imageId, result);
setImages(prev => prev.map(img =>
img.agent_image_id === imageId
? { ...img, status: 'committed', attachment_id: result.attachment_id }
: img
));
setGeneratedImages(prev => prev.map(img =>
img.agent_image_id === imageId
? { ...img, status: 'committed', attachment_id: result.attachment_id }
: img
));
if (!didUpdateBlock) {
throw new Error('Image committed to Media Library, but the matching image block could not be found.');
}
onComplete();
} catch (err) {
alert('Failed to commit image: ' + err.message);
setCommittingVariantId(null);
}
};
const handleGenerateMore = async (imageId) => {
const image = generatedImages.find(img => img.agent_image_id === imageId)
|| images.find(img => img.agent_image_id === imageId);
if (!image) {
alert('Image recommendation not found.');
return;
}
const moreCount = extraVariantCounts[imageId] || 1;
setGeneratingMoreFor(imageId);
try {
const response = await fetch(
`${wpAgenticWriter.apiUrl}/generate-image`,
{
method: 'POST',
headers: {
'Content-Type': 'application/json',
'X-WP-Nonce': wpAgenticWriter.nonce,
},
body: JSON.stringify({
post_id: postId,
agent_image_id: imageId,
prompt: image.prompt_edited || image.prompt_initial,
alt: image.alt_text_edited || image.alt_text_initial,
variant_count: moreCount,
}),
}
);
if (!response.ok) {
throw new Error(await extractApiErrorMessage(response, `Failed to generate more variants for ${imageId}`));
}
const result = await response.json();
const newVariants = Array.isArray(result?.variants) ? result.variants : [];
if (newVariants.length === 0) {
throw new Error('No additional variants returned.');
}
setGeneratedImages(prev => prev.map(img =>
img.agent_image_id === imageId
? { ...img, variants: [...(img.variants || []), ...newVariants] }
: img
));
setImages(prev => prev.map(img =>
img.agent_image_id === imageId
? { ...img, variants: [...(img.variants || []), ...newVariants] }
: img
));
} catch (err) {
alert('Failed to generate more variants: ' + err.message);
} finally {
setGeneratingMoreFor(null);
}
};
const extractApiErrorMessage = async (response, fallback) => {
try {
const data = await response.clone().json();
const message = data?.message || data?.error || '';
const details = data?.details || data?.reason || data?.provider_error || '';
const trace = data?.data?.trace || data?.trace || null;
const traceText = formatTraceForDisplay(trace);
const combined = [message, details, traceText].filter(Boolean).join('\n\n').trim();
if (combined) {
return combined;
}
} catch (jsonError) {
// Continue to text fallback.
}
try {
const text = (await response.text()).trim();
if (text) {
return text;
}
} catch (textError) {
// Ignore read error.
}
return fallback;
};
const formatTraceForDisplay = (trace) => {
if (!trace || typeof trace !== 'object') {
return '';
}
const openRouterMessage = trace.openrouter_response?.error?.message
|| trace.openrouter_response?.message
|| '';
const lines = [
'Trace:',
`selected_model: ${trace.selected_model || ''}`,
`settings_image_model: ${trace.settings_image_model || ''}`,
`image_task_provider: ${trace.image_task_provider || ''}`,
`custom_model_match: ${trace.custom_model_match ? 'yes' : 'no'}`,
`custom_model_ids: ${Array.isArray(trace.custom_model_ids) ? trace.custom_model_ids.join(', ') : ''}`,
`model_cache_loaded: ${trace.model_cache_loaded ? 'yes' : 'no'}`,
`model_cache_has_model: ${trace.model_cache_has_model ? 'yes' : 'no'}`,
`refreshed_has_model: ${trace.refreshed_has_model === null ? 'n/a' : (trace.refreshed_has_model ? 'yes' : 'no')}`,
`endpoint: ${trace.endpoint || ''}`,
`request_model: ${trace.request_model || ''}`,
`request_size: ${trace.request_size || ''}`,
`request_quality: ${trace.request_quality || ''}`,
`request_n: ${trace.request_n || ''}`,
`openrouter_http: ${trace.openrouter_http || ''}`,
];
if (openRouterMessage) {
lines.push(`openrouter_message: ${openRouterMessage}`);
}
return lines.filter((line) => !line.endsWith(': ')).join('\n');
};
const updateGutenbergBlock = (agentImageId, attachmentData) => {
const editor = wp.data.select('core/block-editor');
const dispatcher = wp.data.dispatch('core/block-editor');
const blocks = editor.getBlocks();
const updateBlock = (clientId) => {
if (!clientId) {
return false;
}
dispatcher.updateBlockAttributes(
clientId,
{
id: attachmentData.attachment_id,
url: attachmentData.attachment_url,
alt: attachmentData.alt,
caption: '',
'data-agent-image-id': agentImageId,
}
);
return true;
};
const findAndUpdateBlock = (blocks) => {
for (const block of blocks) {
if (block.name === 'core/image' &&
block.attributes['data-agent-image-id'] === agentImageId) {
return updateBlock(block.clientId);
}
if (block.innerBlocks && block.innerBlocks.length > 0) {
if (findAndUpdateBlock(block.innerBlocks)) {
return true;
}
}
}
return false;
};
if (findAndUpdateBlock(blocks)) {
return true;
}
const initialBlock = initialBlockId ? editor.getBlock(initialBlockId) : null;
if (initialBlock?.name === 'core/image') {
return updateBlock(initialBlockId);
}
const selectedBlock = editor.getSelectedBlock();
if (selectedBlock?.name === 'core/image') {
return updateBlock(selectedBlock.clientId);
}
return false;
};
if (step === 'loading') {
return wp.element.createElement(Modal, {
title: 'Loading Image Recommendations',
onRequestClose: onClose,
},
wp.element.createElement('div', { style: { padding: '20px', textAlign: 'center' } },
wp.element.createElement(Spinner)
)
);
}
if (step === 'review') {
return wp.element.createElement(Modal, {
title: `Image Recommendations (${scopedImages.length})`,
onRequestClose: onClose,
style: { maxWidth: '800px' },
},
wp.element.createElement('div', { className: 'wpaw-image-review' },
error && wp.element.createElement('div', {
className: 'notice notice-error',
style: { marginBottom: '20px' }
}, error),
scopedImages.length === 0 && wp.element.createElement('div', {
style: {
padding: '40px 20px',
textAlign: 'center',
color: '#666',
}
},
wp.element.createElement('p', { style: { fontSize: '16px', marginBottom: '10px' } },
'📷 No image recommendations available'
),
wp.element.createElement('p', { style: { fontSize: '14px', marginBottom: '20px' } },
'Images are generated during article writing. You can add images manually or generate them later.'
),
wp.element.createElement(Button, {
variant: 'primary',
onClick: onClose,
}, 'Continue Without Images')
),
scopedImages.map(image =>
wp.element.createElement('div', {
key: image.agent_image_id,
className: 'wpaw-image-card',
style: {
border: '1px solid #ddd',
padding: '15px',
marginBottom: '15px',
borderRadius: '4px',
},
},
wp.element.createElement('h3', null,
`Image: ${image.section_title || image.placement}`
),
wp.element.createElement(TextareaControl, {
label: 'Prompt',
value: image.prompt_edited || image.prompt_initial,
onChange: (value) => handleEditPrompt(image.agent_image_id, value),
rows: 3,
}),
wp.element.createElement(TextControl, {
label: 'Alt Text',
value: image.alt_text_edited || image.alt_text_initial,
onChange: (value) => handleEditAlt(image.agent_image_id, value),
}),
wp.element.createElement('div', {
style: { marginTop: '10px', marginBottom: '10px' }
},
wp.element.createElement('label', {
style: { display: 'block', marginBottom: '5px', fontWeight: '600' }
}, 'Variant Count'),
wp.element.createElement('select', {
value: variantCounts[image.agent_image_id] || 2,
onChange: (e) => handleVariantCountChange(image.agent_image_id, e.target.value),
style: {
padding: '5px',
borderRadius: '3px',
border: '1px solid #ddd',
minWidth: '150px'
}
},
wp.element.createElement('option', { value: '1' }, '1 variant'),
wp.element.createElement('option', { value: '2' }, '2 variants'),
wp.element.createElement('option', { value: '3' }, '3 variants')
),
wp.element.createElement('p', {
style: { fontSize: '12px', color: '#666', margin: '5px 0 0' }
}, `Cost: ~$${((variantCounts[image.agent_image_id] || 2) * 0.03).toFixed(3)}`)
),
wp.element.createElement('label', null,
wp.element.createElement('input', {
type: 'checkbox',
checked: selectedImages.includes(image.agent_image_id),
onChange: (e) => {
if (e.target.checked) {
setSelectedImages(prev => [...prev, image.agent_image_id]);
} else {
setSelectedImages(prev => prev.filter(id => id !== image.agent_image_id));
}
},
}),
' Generate this image'
)
)
),
wp.element.createElement('div', {
style: {
marginTop: '20px',
display: 'flex',
gap: '10px',
justifyContent: 'flex-end',
}
},
wp.element.createElement(Button, {
variant: 'secondary',
onClick: onClose,
}, 'Skip Images'),
wp.element.createElement(Button, {
variant: 'primary',
onClick: handleGenerateSelected,
disabled: selectedImages.length === 0 || isGenerating,
}, `Generate ${calculateTotalVariants()} Image(s) (~$${calculateTotalCost()})`)
)
)
);
}
if (step === 'generating') {
return wp.element.createElement(Modal, {
title: 'Generating Images',
onRequestClose: () => {},
},
wp.element.createElement('div', { style: { padding: '20px', textAlign: 'center' } },
wp.element.createElement(Spinner),
wp.element.createElement('p', null,
`Generating images... This may take a minute.`
),
wp.element.createElement('p', { style: { fontSize: '12px', color: '#666' } },
`Estimated cost: $${calculateTotalCost()}`
)
)
);
}
if (step === 'selecting') {
const selectableImages = generatedImages.filter(img => img.variants && img.variants.length > 0);
return wp.element.createElement(Modal, {
title: 'Select Image Variants',
onRequestClose: onClose,
style: { maxWidth: '900px' },
},
wp.element.createElement('div', { className: 'wpaw-variant-selection' },
selectableImages.length === 0 && wp.element.createElement('div', {
style: { padding: '24px', color: '#666' }
}, 'No generated variants were returned. Please try generating again.'),
selectableImages
.map(image =>
wp.element.createElement('div', {
key: image.agent_image_id,
style: { marginBottom: '30px' },
},
wp.element.createElement('h3', null, image.section_title),
wp.element.createElement('div', {
style: {
display: 'flex',
alignItems: 'center',
gap: '8px',
marginBottom: '10px',
}
},
wp.element.createElement('label', { style: { fontSize: '12px', color: '#555' } }, 'Generate More'),
wp.element.createElement('select', {
value: extraVariantCounts[image.agent_image_id] || 1,
onChange: (e) => setExtraVariantCounts(prev => ({
...prev,
[image.agent_image_id]: parseInt(e.target.value, 10)
})),
disabled: generatingMoreFor !== null || committingVariantId !== null,
style: {
padding: '4px 6px',
borderRadius: '4px',
border: '1px solid #ddd',
minWidth: '60px'
}
},
wp.element.createElement('option', { value: '1' }, '+1'),
wp.element.createElement('option', { value: '2' }, '+2'),
wp.element.createElement('option', { value: '3' }, '+3')
),
wp.element.createElement(Button, {
variant: 'secondary',
onClick: () => handleGenerateMore(image.agent_image_id),
disabled: generatingMoreFor !== null || committingVariantId !== null,
}, generatingMoreFor === image.agent_image_id ? 'Generating...' : 'Generate More')
),
wp.element.createElement('div', {
style: {
display: 'grid',
gridTemplateColumns: 'repeat(auto-fill, minmax(250px, 1fr))',
gap: '15px',
},
},
image.variants.map(variant =>
wp.element.createElement('div', {
key: variant.id,
style: {
border: '1px solid #ddd',
borderRadius: '4px',
overflow: 'hidden',
},
},
wp.element.createElement('img', {
src: variant.temp_file_url,
alt: 'Variant',
style: { width: '100%', display: 'block' },
}),
wp.element.createElement('div', { style: { padding: '10px' } },
wp.element.createElement('p', { style: { fontSize: '12px', margin: '0 0 10px' } },
`Cost: $${variant.cost.toFixed(3)}${Math.round(Number(variant.generation_time) || 0)}s`
),
wp.element.createElement(Button, {
variant: 'primary',
onClick: () => handleSelectVariant(image.agent_image_id, variant.id),
disabled: committingVariantId !== null,
style: { width: '100%' },
}, committingVariantId === variant.id ? 'Selecting...' : 'Select')
)
)
)
)
)
),
wp.element.createElement('div', {
style: { marginTop: '20px', textAlign: 'right' },
},
wp.element.createElement(Button, {
variant: 'secondary',
onClick: onComplete,
}, 'Done')
)
)
);
}
};
// Initialize modal container and event listeners
let modalContainer = null;
let currentModalInstance = null;
let modalRoot = null;
const mountModal = (element) => {
if (typeof createRoot === 'function') {
if (!modalRoot) {
modalRoot = createRoot(modalContainer);
}
modalRoot.render(element);
return;
}
render(element, modalContainer);
};
const unmountModal = () => {
if (modalRoot && typeof modalRoot.unmount === 'function') {
modalRoot.unmount();
modalRoot = null;
} else if (modalContainer) {
render(null, modalContainer);
}
currentModalInstance = null;
};
/**
* Open image modal for review after article generation
*/
window.addEventListener('wpaw:open-image-review-modal', (event) => {
const { postId, imageCount } = event.detail;
if (!modalContainer) {
modalContainer = document.createElement('div');
modalContainer.id = 'wpaw-image-modal-root';
document.body.appendChild(modalContainer);
}
currentModalInstance = wp.element.createElement(window.wpAgenticWriter.ImageReviewModal, {
postId: postId,
onClose: () => {
unmountModal();
},
onComplete: () => {
unmountModal();
},
});
mountModal(currentModalInstance);
});
/**
* Open image modal for single image from toolbar
*/
window.addEventListener('wpaw:open-image-modal', (event) => {
const { agentImageId, blockId } = event.detail;
const postId = wp.data.select('core/editor').getCurrentPostId();
if (!modalContainer) {
modalContainer = document.createElement('div');
modalContainer.id = 'wpaw-image-modal-root';
document.body.appendChild(modalContainer);
}
currentModalInstance = wp.element.createElement(window.wpAgenticWriter.ImageReviewModal, {
postId: postId,
initialImageId: agentImageId,
initialBlockId: blockId,
onClose: () => {
unmountModal();
},
onComplete: () => {
unmountModal();
},
});
mountModal(currentModalInstance);
});
})();