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/**
* This file is part of Haketilo.
*
* Function: Showing resource/mapping details in a browser.
*
* Copyright (C) 2022 Wojtek Kosior
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* As additional permission under GNU GPL version 3 section 7, you
* may distribute forms of that code without the copy of the GNU
* GPL normally required by section 4, provided you include this
* license notice and, in case of non-source distribution, a URL
* through which recipients can access the Corresponding Source.
* If you modify file(s) with this exception, you may extend this
* exception to your version of the file(s), but you are not
* obligated to do so. If you do not wish to do so, delete this
* exception statement from your version.
*
* As a special exception to the GPL, any HTML file which merely
* makes function calls to this code, and for that purpose
* includes it by reference shall be deemed a separate work for
* copyright law purposes. If you modify this code, you may extend
* this exception to your version of the code, but you are not
* obligated to do so. If you do not wish to do so, delete this
* exception statement from your version.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*
* I, Wojtek Kosior, thereby promise not to sue for violation of this file's
* license. Although I request that you do not make use of this code in a
* proprietary program, I am not going to enforce this in court.
*/
#IMPORT common/indexeddb.js AS haketilodb
#IMPORT html/dialog.js
#FROM html/DOM_helpers.js IMPORT clone_template
function populate_list(ul, items)
{
for (const item of items) {
const li = document.createElement("li");
li.append(item);
ul.append(li);
}
}
/* Link click handler used in make_file_link(). */
async function file_link_clicked(preview_object, file_ref, event)
{
event.preventDefault();
const db = await haketilodb.get();
const file = await haketilodb.idb_get(db.transaction("files"),
"files", file_ref.hash_key);
if (file === undefined) {
dialog.error(preview_object.dialog_context,
"File missing from Haketilo's internal database :(");
} else {
const encoded_file = encodeURIComponent(file.contents);
open(`data:text/plain;charset=utf8,${encoded_file}`, '_blank');
}
}
/*
* The default function to use to create file preview link. Links it creates can
* be used to view files from IndexedDB.
*/
function make_file_link(preview_object, file_ref)
{
const a = document.createElement("a");
a.href = "javascript:void(0)";
a.innerText = file_ref.file;
a.addEventListener("click",
e => file_link_clicked(preview_object, file_ref, e));
return a;
}
function resource_preview(resource, preview_object, dialog_context,
make_link_cb=make_file_link)
{
if (preview_object === undefined)
preview_object = clone_template("resource_preview");
preview_object.identifier.innerText = resource.identifier;
preview_object.long_name.innerText = resource.long_name;
preview_object.uuid.innerText = resource.uuid;
preview_object.version.innerText =
`${resource.version.join(".")}-${resource.revision}`;
preview_object.description.innerText = resource.description;
preview_object.source_name.innerText = resource.source_name;
[...preview_object.dependencies.childNodes].forEach(n => n.remove());
populate_list(preview_object.dependencies, resource.dependencies);
const link_maker = file_ref => make_link_cb(preview_object, file_ref);
[...preview_object.scripts.childNodes].forEach(n => n.remove());
populate_list(preview_object.scripts, resource.scripts.map(link_maker));
[...preview_object.copyright.childNodes].forEach(n => n.remove());
populate_list(preview_object.copyright,
resource.source_copyright.map(link_maker));
preview_object.dialog_context = dialog_context;
return preview_object;
}
#EXPORT resource_preview
function mapping_preview(mapping, preview_object, dialog_context,
make_link_cb=make_file_link)
{
if (preview_object === undefined)
preview_object = clone_template("mapping_preview");
preview_object.identifier.innerText = mapping.identifier;
preview_object.long_name.innerText = mapping.long_name;
preview_object.uuid.innerText = mapping.uuid;
preview_object.version.innerText = mapping.version.join(".");
preview_object.description.innerText = mapping.description;
preview_object.source_name.innerText = mapping.source_name;
[...preview_object.payloads.childNodes].forEach(n => n.remove());
for (const [pattern, payload] of Object.entries(mapping.payloads).sort()) {
/* We use a non-breaking space because normal space would be ignored. */
const [nbsp, rarrow] = [160, 0x2192].map(n => String.fromCodePoint(n));
const texts = [`${pattern}${nbsp}`, `${rarrow} ${payload.identifier}`];
for (let i = 0; i < texts.length; i++) {
const span = document.createElement("span");
span.innerText = texts[i];
span.classList.add(`grid_col_${i + 1}`);
preview_object.payloads.append(span);
}
}
const link_maker = file_ref => make_link_cb(preview_object, file_ref);
[...preview_object.copyright.childNodes].forEach(n => n.remove());
populate_list(preview_object.copyright,
mapping.source_copyright.map(link_maker));
preview_object.dialog_context = dialog_context;
return preview_object;
}
#EXPORT mapping_preview
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