Revert most of failed experiment but keep the good parts.

- tag_autocomplete.tags and .synonyms are separate vars, not in tagset.
- tag_autocomplete.tags is now a Set object for faster resolve().
- get_all_tags moved to api.js.
- server provides "updated" timestamp with the all_tags list.
This commit is contained in:
voussoir 2020-09-29 16:54:00 -07:00
parent 7e58c95f15
commit ea60190e7d

View file

@ -5,28 +5,6 @@ tag_autocomplete.synonyms = {};
tag_autocomplete.DATALIST_ID = "tag_autocomplete_datalist";
// {
// const db_name = "tag_autocomplete";
// const db_version = 1;
// const open_request = window.indexedDB.open(db_name, db_version);
// open_request.onsuccess = function(event)
// {
// const db = event.target.result;
// tag_autocomplete.db = db;
// console.log("Initialized db.");
// }
// open_request.onupgradeneeded = function(event)
// {
// const db = event.target.result;
// const tag_store = db.createObjectStore("tags", {"keyPath": "name"});
// const synonym_store = db.createObjectStore("synonyms", {"keyPath": "name"});
// const meta_store = db.createObjectStore("meta", {"keyPath": "key"});
// tag_store.createIndex("name", "name", {unique: true});
// synonym_store.createIndex("name", "name", {unique: true});
// console.log("Installed db schema.");
// }
// }
////////////////////////////////////////////////////////////////////////////////////////////////////
tag_autocomplete.init_datalist =
@ -120,64 +98,6 @@ function resolve(tagname)
return null;
}
// function update_stored_tags(data)
// {
// console.log("Updating db tags.");
// const updated = data.updated;
// const version_transaction = tag_autocomplete.db.transaction(["meta"], "readwrite");
// const meta_store = version_transaction.objectStore("meta");
// meta_store.add({"key": "updated", "val": updated});
// const tags_transaction = tag_autocomplete.db.transaction(["tags"], "readwrite");
// const tags_store = tags_transaction.objectStore("tags");
// for (const name of data.tags)
// {
// tags_store.add({"name": name});
// tag_autocomplete.tags.add(name);
// }
// const synonyms_transaction = tag_autocomplete.db.transaction(["synonyms"], "readwrite");
// const synonyms_store = synonyms_transaction.objectStore("synonyms");
// for (const [name, mastertag] of Object.entries(data.synonyms))
// {
// synonyms_store.add({"name": name, "mastertag": mastertag});
// }
// tag_autocomplete.synonyms = data.synonyms;
// count = data.tags.length + Object.keys(data.synonyms).length;
// console.log(`Updated db tags with ${count} items.`);
// if (document.getElementById(tag_autocomplete.DATALIST_ID))
// {
// setTimeout(() => tag_autocomplete.init_datalist(), 0);
// }
// }
// function load_stored_tags()
// {
// console.log("Loading stored db tags.");
// const load_transaction = tag_autocomplete.db.transaction(["tags", "synonyms"]);
// const tags_store = load_transaction.objectStore("tags");
// const tags_request = tags_store.getAll();
// tags_request.onsuccess = function(event)
// {
// for (row of event.target.result)
// {
// tag_autocomplete.tags.add(row["name"]);
// }
// }
// // const synonyms_transaction = tag_autocomplete.db.transaction(["synonyms"]);
// const synonyms_store = load_transaction.objectStore("synonyms");
// const synonyms_request = synonyms_store.getAll();
// synonyms_request.onsuccess = function(event)
// {
// for (row of event.target.result)
// {
// tag_autocomplete.synonyms[row["name"]] = row["mastertag"];
// }
// if (document.getElementById(tag_autocomplete.DATALIST_ID))
// {
// setTimeout(() => tag_autocomplete.init_datalist(), 0);
// }
// }
// }
tag_autocomplete.get_all_tags_callback =
function get_all_tags_callback(response)
{
@ -191,21 +111,6 @@ function get_all_tags_callback(response)
return;
}
// const server_updated = response.data.updated;
// const transaction = tag_autocomplete.db.transaction(["meta"]);
// const meta_store = transaction.objectStore("meta");
// const request = meta_store.get("updated");
// request.onsuccess = function(event)
// {
// if (event.target.result === undefined || event.target.result < server_updated)
// {
// update_stored_tags(response.data);
// }
// else
// {
// load_stored_tags();
// }
// }
tag_autocomplete.tags = new Set(response.data.tags);
tag_autocomplete.synonyms = response.data.synonyms;
setTimeout(() => tag_autocomplete.init_datalist(), 0);