Initial Product release
This commit is contained in:
@@ -0,0 +1,169 @@
|
||||
const { parseJsonSafe, readFormArray } = require('./utils');
|
||||
|
||||
const ALLOWED_TEMPLATE_REGION_TYPES = ['text', 'image', 'webpage', 'html'];
|
||||
|
||||
function normalizeTemplateRegionType(value) {
|
||||
const rawType = String(value || 'text').trim();
|
||||
return ALLOWED_TEMPLATE_REGION_TYPES.includes(rawType) ? rawType : 'text';
|
||||
}
|
||||
|
||||
async function fetchTemplateById(pool, id) {
|
||||
const [templates] = await pool.query(`
|
||||
SELECT st.id, st.name, st.canvas_size_id, st.background_image_path, st.created_at, st.modified_at,
|
||||
cs.name AS canvas_size_name, cs.width AS canvas_size_width, cs.height AS canvas_size_height
|
||||
FROM slide_templates st
|
||||
LEFT JOIN canvas_sizes cs ON cs.id = st.canvas_size_id
|
||||
WHERE st.id = ?
|
||||
`, [id]);
|
||||
if (!templates.length) {
|
||||
return null;
|
||||
}
|
||||
const template = templates[0];
|
||||
const [regions] = await pool.query('SELECT * FROM slide_template_regions WHERE template_id = ? ORDER BY z_index ASC, id ASC', [id]);
|
||||
template.regions = regions;
|
||||
return template;
|
||||
}
|
||||
|
||||
async function fetchTemplatesData(pool) {
|
||||
const [templates] = await pool.query(`
|
||||
SELECT st.id, st.name, st.canvas_size_id, st.background_image_path, st.created_at, st.modified_at,
|
||||
cs.name AS canvas_size_name, cs.width AS canvas_size_width, cs.height AS canvas_size_height
|
||||
FROM slide_templates st
|
||||
LEFT JOIN canvas_sizes cs ON cs.id = st.canvas_size_id
|
||||
ORDER BY st.id DESC
|
||||
`);
|
||||
const [templateRegions] = await pool.query('SELECT * FROM slide_template_regions ORDER BY template_id ASC, z_index ASC, id ASC');
|
||||
return { templates, templateRegions };
|
||||
}
|
||||
|
||||
function extractTemplateRegions(body) {
|
||||
const regionsJson = body.regions_json;
|
||||
if (regionsJson) {
|
||||
const parsed = parseJsonSafe(regionsJson);
|
||||
if (Array.isArray(parsed)) {
|
||||
return parsed.map((region) => ({
|
||||
region_key: String(region.region_name || region.region_key || region.label || '').trim(),
|
||||
region_type: normalizeTemplateRegionType(region.region_type),
|
||||
label: String(region.region_name || region.label || region.region_key || '').trim(),
|
||||
font_family: ['text', 'html'].includes(normalizeTemplateRegionType(region.region_type)) ? String(region.font_family || '').trim() || null : null,
|
||||
x: Number(region.x || 0),
|
||||
y: Number(region.y || 0),
|
||||
width: Number(region.width || 100),
|
||||
height: Number(region.height || 100),
|
||||
z_index: Number(region.z_index || 0)
|
||||
})).filter((region) => region.region_key && region.label);
|
||||
}
|
||||
}
|
||||
|
||||
const keys = readFormArray(body, 'region_key[]');
|
||||
const names = readFormArray(body, 'region_name[]');
|
||||
const labels = readFormArray(body, 'region_label[]');
|
||||
const types = readFormArray(body, 'region_type[]');
|
||||
const xs = readFormArray(body, 'region_x[]');
|
||||
const ys = readFormArray(body, 'region_y[]');
|
||||
const widths = readFormArray(body, 'region_width[]');
|
||||
const heights = readFormArray(body, 'region_height[]');
|
||||
const zs = readFormArray(body, 'region_z[]');
|
||||
const fonts = readFormArray(body, 'font_family[]');
|
||||
const regions = [];
|
||||
|
||||
for (let i = 0; i < keys.length; i += 1) {
|
||||
const name = String(names[i] || keys[i] || labels[i] || '').trim();
|
||||
const rawType = String(types[i] || 'text').trim();
|
||||
const regionType = normalizeTemplateRegionType(rawType);
|
||||
if (!name) {
|
||||
continue;
|
||||
}
|
||||
regions.push({
|
||||
region_key: name,
|
||||
region_type: regionType,
|
||||
label: name,
|
||||
font_family: ['text', 'html'].includes(regionType) ? String(fonts[i] || 'Arial').trim() || 'Arial' : null,
|
||||
x: Number(xs[i] || 0),
|
||||
y: Number(ys[i] || 0),
|
||||
width: Number(widths[i] || 100),
|
||||
height: Number(heights[i] || 100),
|
||||
z_index: Number(zs[i] || 0)
|
||||
});
|
||||
}
|
||||
|
||||
return regions;
|
||||
}
|
||||
|
||||
function getFilesByField(files) {
|
||||
const map = {};
|
||||
(files || []).forEach((file) => {
|
||||
map[file.fieldname] = file;
|
||||
});
|
||||
return map;
|
||||
}
|
||||
|
||||
async function buildTemplatePayload(pool, req, existingTemplate) {
|
||||
const name = String(req.body.name || '').trim();
|
||||
const canvasSizeId = req.body.canvas_size_id ? Number(req.body.canvas_size_id) : null;
|
||||
let canvasWidth = Math.max(1, Number((existingTemplate && existingTemplate.canvas_size_width) || 1920));
|
||||
let canvasHeight = Math.max(1, Number((existingTemplate && existingTemplate.canvas_size_height) || 1080));
|
||||
let regions = extractTemplateRegions(req.body);
|
||||
const filesByField = getFilesByField(req.files || []);
|
||||
const backgroundImage = filesByField.background_image;
|
||||
const backgroundImagePath = backgroundImage
|
||||
? `/uploads/${backgroundImage.filename}`
|
||||
: String(req.body.existing_background_image_path || (existingTemplate && existingTemplate.background_image_path) || '').trim() || null;
|
||||
|
||||
if (!name) {
|
||||
const error = new Error('Template name is required.');
|
||||
error.statusCode = 400;
|
||||
throw error;
|
||||
}
|
||||
|
||||
let resolvedCanvasSizeId = canvasSizeId;
|
||||
if (resolvedCanvasSizeId) {
|
||||
const [canvasSizes] = await pool.query('SELECT * FROM canvas_sizes WHERE id = ?', [resolvedCanvasSizeId]);
|
||||
const canvasSize = canvasSizes[0];
|
||||
if (!canvasSize) {
|
||||
const error = new Error('Canvas size not found.');
|
||||
error.statusCode = 400;
|
||||
throw error;
|
||||
}
|
||||
canvasWidth = Number(canvasSize.width);
|
||||
canvasHeight = Number(canvasSize.height);
|
||||
} else {
|
||||
resolvedCanvasSizeId = null;
|
||||
}
|
||||
|
||||
if (!regions.length) {
|
||||
if (existingTemplate) {
|
||||
const error = new Error('At least one region is required.');
|
||||
error.statusCode = 400;
|
||||
throw error;
|
||||
}
|
||||
regions = [{
|
||||
region_key: 'region_1',
|
||||
region_type: 'text',
|
||||
label: 'Region 1',
|
||||
font_family: 'Arial',
|
||||
x: 120,
|
||||
y: 120,
|
||||
width: Math.max(200, Math.round(canvasWidth * 0.22)),
|
||||
height: Math.max(120, Math.round(canvasHeight * 0.15)),
|
||||
z_index: 1
|
||||
}];
|
||||
}
|
||||
|
||||
return {
|
||||
name,
|
||||
canvasSizeId: resolvedCanvasSizeId,
|
||||
canvasSizeWidth: canvasWidth,
|
||||
canvasSizeHeight: canvasHeight,
|
||||
backgroundImagePath,
|
||||
regions
|
||||
};
|
||||
}
|
||||
|
||||
module.exports = {
|
||||
fetchTemplateById,
|
||||
fetchTemplatesData,
|
||||
extractTemplateRegions,
|
||||
buildTemplatePayload,
|
||||
parseJsonSafe
|
||||
};
|
||||
Reference in New Issue
Block a user