// OmniJS script to generate a lightweight database checksum
// Used for cache invalidation - detects when data has changed
(() => {
try {
// Count entities
const taskCount = flattenedTasks.length;
const projectCount = flattenedProjects.length;
const tagCount = flattenedTags.length;
// Find latest modification time across all tasks, projects, and tags
// This catches edits that don't change counts (e.g., renames)
let latestMod = new Date(0);
for (const task of flattenedTasks) {
const mod = task.modificationDate;
if (mod && mod > latestMod) {
latestMod = mod;
}
}
// Also check projects for modifications
for (const project of flattenedProjects) {
const mod = project.modificationDate;
if (mod && mod > latestMod) {
latestMod = mod;
}
}
// Also check tags for modifications (catches tag renames)
for (const tag of flattenedTags) {
const mod = tag.modificationDate;
if (mod && mod > latestMod) {
latestMod = mod;
}
}
// Generate checksum string
// Format: taskCount-projectCount-tagCount-timestamp
const checksum = `${taskCount}-${projectCount}-${tagCount}-${latestMod.getTime()}`;
return JSON.stringify({
checksum: checksum,
taskCount: taskCount,
projectCount: projectCount,
tagCount: tagCount,
latestModification: latestMod.toISOString()
});
} catch (error) {
return JSON.stringify({
error: String(error),
checksum: ''
});
}
})()
