mirror of
https://github.com/antos-rde/antosdk-apps.git
synced 2024-11-08 06:28:29 +01:00
cf21ef60e0
- AntOSDK: add some public API on grid view - SQLiteDB: add main application as a basic SQLiteBrowser
368 lines
14 KiB
TypeScript
368 lines
14 KiB
TypeScript
namespace OS {
|
|
export namespace application {
|
|
|
|
/**
|
|
*
|
|
* @class SQLiteDB
|
|
* @extends {BaseApplication}
|
|
*/
|
|
export class SQLiteDB extends BaseApplication {
|
|
|
|
private filehandle: API.VFS.BaseFileHandle;
|
|
private tbl_list: GUI.tag.ListViewTag;
|
|
private grid_table: GUI.tag.GridViewTag;
|
|
private grid_scheme: GUI.tag.GridViewTag;
|
|
private container: GUI.tag.TabContainerTag;
|
|
private last_max_id: number;
|
|
private n_records: number;
|
|
private btn_loadmore: GUI.tag.ButtonTag;
|
|
constructor(args: AppArgumentsType[]) {
|
|
super("SQLiteDB", args);
|
|
}
|
|
|
|
menu() {
|
|
return [
|
|
{
|
|
text: "__(File)",
|
|
nodes: [
|
|
{
|
|
text: "__(New)",
|
|
dataid: "new",
|
|
shortcut: 'A-N'
|
|
},
|
|
{
|
|
text: "__(Open)",
|
|
dataid: "open",
|
|
shortcut: 'A-O'
|
|
},
|
|
],
|
|
onchildselect: (e) => {
|
|
switch (e.data.item.data.dataid) {
|
|
case "new":
|
|
return this.newFile();
|
|
case "open":
|
|
return this.openFile();
|
|
}
|
|
}
|
|
}
|
|
];
|
|
}
|
|
private list_tables()
|
|
{
|
|
this.filehandle.read()
|
|
.then((data) => {
|
|
const list = [];
|
|
for(let k in data)
|
|
{
|
|
list.push({
|
|
text: k,
|
|
name: k,
|
|
handle: data[k]
|
|
});
|
|
}
|
|
this.tbl_list.data = list;
|
|
if(list.length > 0)
|
|
{
|
|
this.tbl_list.selected = 0;
|
|
}
|
|
})
|
|
}
|
|
private async openFile() {
|
|
try {
|
|
const d_1 = await this.openDialog("FileDialog",{
|
|
title: __("Open file"),
|
|
mimes: this.meta().mimes
|
|
});
|
|
this.filehandle=`sqlite://${d_1.file.path.asFileHandle().genealogy.join("/")}`.asFileHandle();
|
|
await this.filehandle.onready();
|
|
this.list_tables();
|
|
}
|
|
catch(e)
|
|
{
|
|
this.error(__("Unable to open database file: {0}",e.toString()),e);
|
|
};
|
|
}
|
|
|
|
private async newFile() {
|
|
try {
|
|
const f = await this.openDialog("FileDialog",{
|
|
title: __("Save as"),
|
|
file: "Untitled.db"
|
|
});
|
|
var d_1 = f.file.path.asFileHandle();
|
|
if(f.file.type==="file") {
|
|
d_1=d_1.parent();
|
|
}
|
|
const target=`${d_1.path}/${f.name}`.asFileHandle();
|
|
this.filehandle=`sqlite://${target.genealogy.join("/")}`.asFileHandle();
|
|
await this.filehandle.onready();
|
|
this.list_tables();
|
|
}
|
|
catch(e) {
|
|
this.error(__("Unable to init database file: {0}",e.toString()),e);
|
|
}
|
|
}
|
|
|
|
main(): void {
|
|
this.filehandle = undefined;
|
|
this.tbl_list = this.find("tbl-list") as GUI.tag.ListViewTag;
|
|
this.grid_table = this.find("tb-browser") as GUI.tag.GridViewTag;
|
|
this.grid_scheme = this.find("sch-browser") as GUI.tag.GridViewTag;
|
|
this.grid_table.resizable = true;
|
|
this.grid_scheme.resizable = true;
|
|
this.grid_scheme.header = [
|
|
{ text: __("Field name") },
|
|
{ text: __("Field type") },
|
|
];
|
|
this.btn_loadmore = this.find("bt-load-next") as GUI.tag.ButtonTag;
|
|
this.container = this.find("container") as GUI.tag.TabContainerTag;
|
|
this.bindKey("ALT-N", () => {
|
|
return this.newFile();
|
|
});
|
|
this.bindKey("ALT-O", () => {
|
|
return this.openFile();
|
|
});
|
|
|
|
this.container.ontabselect = (e) => {
|
|
if(this.container.selectedIndex == 0)
|
|
{
|
|
if(!this.tbl_list.selectedItem)
|
|
return;
|
|
const scheme = this.tbl_list.selectedItem.data.handle.info.scheme;
|
|
if(!scheme)
|
|
return;
|
|
const data = [];
|
|
for(let k in scheme)
|
|
{
|
|
data.push([
|
|
{ text: k},
|
|
{text: scheme[k]}
|
|
])
|
|
}
|
|
this.grid_scheme.rows = data;
|
|
}
|
|
}
|
|
|
|
(this.find("bt-add-table") as GUI.tag.ButtonTag).onbtclick = (e) => {
|
|
if(!this.filehandle)
|
|
{
|
|
return this.notify(__("Please open a database file"));
|
|
}
|
|
this.openDialog(new NewTableDialog(), {
|
|
title: __("Create new table")
|
|
})
|
|
.then((data) => {
|
|
console.log(data);
|
|
});
|
|
}
|
|
this.btn_loadmore.onbtclick = async (e) => {
|
|
try
|
|
{
|
|
await this.load_table();
|
|
}
|
|
catch(e)
|
|
{
|
|
this.error(__("Error reading table: {0}", e.toString()),e);
|
|
}
|
|
}
|
|
this.tbl_list.onlistselect = async (_) => {
|
|
try
|
|
{
|
|
if(!this.tbl_list.selectedItem)
|
|
return;
|
|
const handle: API.VFS.BaseFileHandle = this.tbl_list.selectedItem.data.handle;
|
|
await handle.onready();
|
|
this.last_max_id = 0;
|
|
this.grid_table.rows = [];
|
|
const headers =
|
|
Object.getOwnPropertyNames(handle.info.scheme).map((e)=>{
|
|
return {text: e}
|
|
});
|
|
this.grid_table.header = headers;
|
|
const records = await handle.read({fields:["COUNT(*)"]});
|
|
this.n_records = records[0]["(COUNT(*))"];
|
|
await this.load_table();
|
|
this.container.selectedIndex = 1;
|
|
}
|
|
catch(e)
|
|
{
|
|
this.error(__("Error reading table: {0}", e.toString()),e);
|
|
}
|
|
}
|
|
this.openFile();
|
|
}
|
|
|
|
private async load_table()
|
|
{
|
|
if(this.grid_table.rows.length >= this.n_records)
|
|
{
|
|
return;
|
|
}
|
|
if(!this.tbl_list.selectedItem)
|
|
return;
|
|
const handle: API.VFS.BaseFileHandle = this.tbl_list.selectedItem.data.handle;
|
|
await handle.onready();
|
|
const headers =
|
|
Object.getOwnPropertyNames(handle.info.scheme).map((e)=>{
|
|
return {text: e}
|
|
});
|
|
// read all records
|
|
const records = await handle.read({
|
|
where:{ id$gt: this.last_max_id },
|
|
limit: 10
|
|
});
|
|
|
|
if(records && records.length > 0)
|
|
{
|
|
for(let e of records){
|
|
const row = [];
|
|
if(e.id && e.id > this.last_max_id)
|
|
{
|
|
this.last_max_id = e.id;
|
|
}
|
|
for(let v in headers)
|
|
{
|
|
let text:string = e[headers[v].text];
|
|
if(text.length > 100)
|
|
{
|
|
text = text.substring(0,100);
|
|
}
|
|
row.push({
|
|
text: text,
|
|
record: e
|
|
});
|
|
}
|
|
this.grid_table.push(row, false);
|
|
}
|
|
(this.grid_table as any).scroll_to_bottom();
|
|
}
|
|
|
|
this.btn_loadmore.text = `${this.grid_table.rows.length}/${this.n_records}`;
|
|
}
|
|
}
|
|
|
|
|
|
class NewTableDialog extends GUI.BasicDialog {
|
|
/**
|
|
* Reference to the form container
|
|
*
|
|
* @private
|
|
* @type {HTMLDivElement}
|
|
* @memberof NewTableDialog
|
|
*/
|
|
private container: HTMLDivElement;
|
|
|
|
/**
|
|
* Creates an instance of NewTableDialog.
|
|
* @memberof NewTableDialog
|
|
*/
|
|
constructor() {
|
|
super("NewTableDialog");
|
|
}
|
|
|
|
/**
|
|
* Main entry point
|
|
*
|
|
* @memberof NewTableDialog
|
|
*/
|
|
main(): void {
|
|
super.main();
|
|
this.container = this.find("container") as HTMLDivElement;
|
|
(this.find("btnCancel") as GUI.tag.ButtonTag).onbtclick = (e) => this.quit();
|
|
(this.find("btnAdd") as GUI.tag.ButtonTag).onbtclick = (e) => this.addField();
|
|
$(this.find("wrapper"))
|
|
$(this.container)
|
|
.css("overflow-y", "auto");
|
|
this.addField();
|
|
(this.find("btnOk") as GUI.tag.ButtonTag).onbtclick = (e) => {
|
|
const input = this.find("txt-tblname") as GUI.tag.InputTag;
|
|
|
|
if(!input.value || input.value == "")
|
|
{
|
|
return this.notify(__("Please enter table name"));
|
|
}
|
|
|
|
const inputs = $("input", this.container) as JQuery<HTMLInputElement>;
|
|
const lists = $("afx-list-view", this.container) as JQuery<GUI.tag.ListViewTag>;
|
|
if(inputs.length == 0)
|
|
{
|
|
return this.notify(__("Please define table fields"));
|
|
}
|
|
|
|
let cdata: GenericObject<string> = {};
|
|
for (let i = 0; i < inputs.length; i ++) {
|
|
const key = inputs[i].value.trim();
|
|
if (key === "") {
|
|
return this.notify(__("Field name cannot be empty"));
|
|
}
|
|
if (cdata[key]) {
|
|
return this.notify(__("Duplicate field: {0}", key));
|
|
}
|
|
cdata[key] = lists[i].selectedItem.data.text;
|
|
}
|
|
if (this.handle)
|
|
this.handle(cdata);
|
|
this.quit();
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
* Add new input key-value field to the dialog
|
|
*
|
|
* @private
|
|
* @memberof NewTableDialog
|
|
*/
|
|
private addField(): void {
|
|
const div = $("<div>")
|
|
.css("display", "flex")
|
|
.css("flex-direction", "row")
|
|
.appendTo(this.container);
|
|
$("<input>")
|
|
.attr("type", "text")
|
|
.css("flex", "1")
|
|
.appendTo(div);
|
|
let list = $("<afx-list-view>")
|
|
.css("flex", "1")
|
|
.appendTo(div)[0] as GUI.tag.ListViewTag;
|
|
list.uify(this.observable);
|
|
list.dropdown = true;
|
|
list.data = [
|
|
{text:"TEXT"},
|
|
{text:"INTEGER"},
|
|
{text:"REAL"},
|
|
{text:"NUMERIC"},
|
|
];
|
|
list.selected = 0;
|
|
const btn = $("<afx-button>");
|
|
btn[0].uify(undefined);
|
|
(btn[0] as GUI.tag.ButtonTag).iconclass = "fa fa-minus";
|
|
btn
|
|
.on("click", () => {
|
|
div.remove();
|
|
})
|
|
.appendTo(div);
|
|
}
|
|
|
|
}
|
|
|
|
/**
|
|
* Scheme definition
|
|
*/
|
|
NewTableDialog.scheme = `\
|
|
<afx-app-window width='400' height='350'>
|
|
<afx-vbox padding = "10">
|
|
<afx-input label="__(Table name)" data-id="txt-tblname" data-height="content"></afx-input>
|
|
<afx-label text="__(Fields in table:)" data-height="30"></afx-label>
|
|
<div data-id="container" style="position:relative;"></div>
|
|
<afx-hbox data-height="35">
|
|
<afx-button data-id = "btnAdd" iconclass="fa fa-plus" data-width = "35" ></afx-button>
|
|
<div style = "text-align: right;">
|
|
<afx-button data-id = "btnOk" text = "__(Ok)"></afx-button>
|
|
<afx-button data-id = "btnCancel" text = "__(Cancel)"></afx-button>
|
|
</div>
|
|
</afx-hbox>
|
|
</afx-vbox>
|
|
</afx-app-window>`;
|
|
}
|
|
} |