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Create SQLite query from an Array (NativeScript with Angular)
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import { Component, OnInit } from "@angular/core"; | |
var dialogs = require("tns-core-modules/ui/dialogs"); | |
var clipboard = require("../nativescript-clipboard"); | |
@Component({ | |
selector: "Home", | |
moduleId: module.id, | |
templateUrl: "./home.component.html", | |
styleUrls: ["./home.component.css"] | |
}) | |
export class HomeComponent implements OnInit { | |
onButtonTap(): void { | |
let query = '('; | |
let pkcolumns = '"PRIMARY KEY('; | |
this.df.forEach((col) => { | |
query += `${'"' + col.name + " " + col.type + (col.notnull == 1 ? ' NOT NULL' : '') + '," + \n'}`; | |
if (col.pk != 0) { | |
pkcolumns += `${col.name + ','}`; | |
} | |
}); | |
let finalQuery = query + pkcolumns + '))"'; | |
console.log("Final query", finalQuery) | |
dialogs.alert({ | |
title: "Final Sqlite query", | |
message: finalQuery, | |
okButtonText: "Copy to Clipboard" | |
}).then(() => { | |
clipboard.setText(finalQuery); | |
}); | |
} | |
public df = [{ | |
cid: 0, | |
name: 'AT_SEQ_NO', | |
type: 'INTEGER', | |
notnull: 1, | |
dflt_value: null, | |
pk: 0 | |
}, | |
{ | |
cid: 1, | |
name: 'VL_IFO_NO', | |
type: 'TEXT', | |
notnull: 1, | |
dflt_value: null, | |
pk: 1 | |
}, | |
{ | |
cid: 2, | |
name: 'AT_TYPE_ID', | |
type: 'INTEGER', | |
notnull: 1, | |
dflt_value: null, | |
pk: 0 | |
}, | |
{ | |
cid: 3, | |
name: 'CFT_ID', | |
type: 'INTEGER', | |
notnull: 1, | |
dflt_value: null, | |
pk: 0 | |
}, | |
{ | |
cid: 4, | |
name: 'CFT_NO', | |
type: 'TEXT', | |
notnull: 1, | |
dflt_value: null, | |
pk: 0 | |
}, | |
{ | |
cid: 5, | |
name: 'FTN', | |
type: 'TEXT', | |
notnull: 1, | |
dflt_value: null, | |
pk: 0 | |
}, | |
{ | |
cid: 6, | |
name: 'CPY_ID', | |
type: 'INTEGER', | |
notnull: 1, | |
dflt_value: null, | |
pk: 1 | |
}] | |
constructor() { | |
} | |
ngOnInit(): void { | |
} | |
} |
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