Implement income statement report using libdrcr

This commit is contained in:
RunasSudo 2025-05-27 00:22:52 +10:00
parent a967c87dab
commit 807316a090
Signed by: RunasSudo
GPG Key ID: 7234E476BF21C61A
3 changed files with 104 additions and 85 deletions

View File

@ -1,17 +1,17 @@
/*
DrCr: Web-based double-entry bookkeeping framework
Copyright (C) 20222024 Lee Yingtong Li (RunasSudo)
Copyright (C) 2022-2025 Lee Yingtong Li (RunasSudo)
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero 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 Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
@ -33,20 +33,26 @@ struct AppState {
// Filename state
#[tauri::command]
async fn get_open_filename(state: State<'_, Mutex<AppState>>) -> Result<Option<String>, tauri_plugin_sql::Error> {
async fn get_open_filename(
state: State<'_, Mutex<AppState>>,
) -> Result<Option<String>, tauri_plugin_sql::Error> {
let state = state.lock().await;
Ok(state.db_filename.clone())
}
#[tauri::command]
async fn set_open_filename(state: State<'_, Mutex<AppState>>, app: AppHandle, filename: Option<String>) -> Result<(), tauri_plugin_sql::Error> {
async fn set_open_filename(
state: State<'_, Mutex<AppState>>,
app: AppHandle,
filename: Option<String>,
) -> Result<(), tauri_plugin_sql::Error> {
let mut state = state.lock().await;
state.db_filename = filename.clone();
// Persist in store
let store = app.store("store.json").expect("Error opening store");
store.set("db_filename", filename);
Ok(())
}
@ -66,15 +72,15 @@ pub fn run() {
} else {
None
}
},
_ => panic!("Unexpected db_filename in store")
}
_ => panic!("Unexpected db_filename in store"),
};
app.manage(Mutex::new(AppState {
db_filename: db_filename,
sql_transactions: Vec::new(),
}));
Ok(())
})
.plugin(tauri_plugin_dialog::init())
@ -82,9 +88,15 @@ pub fn run() {
.plugin(tauri_plugin_sql::Builder::new().build())
.plugin(tauri_plugin_store::Builder::new().build())
.invoke_handler(tauri::generate_handler![
get_open_filename, set_open_filename,
get_open_filename,
set_open_filename,
libdrcr_bridge::get_balance_sheet,
sql::sql_transaction_begin, sql::sql_transaction_execute, sql::sql_transaction_select, sql::sql_transaction_rollback, sql::sql_transaction_commit
libdrcr_bridge::get_income_statement,
sql::sql_transaction_begin,
sql::sql_transaction_execute,
sql::sql_transaction_select,
sql::sql_transaction_rollback,
sql::sql_transaction_commit
])
.run(tauri::generate_context!())
.expect("Error while running tauri application");

View File

@ -23,8 +23,8 @@ use libdrcr::reporting::dynamic_report::DynamicReport;
use libdrcr::reporting::generate_report;
use libdrcr::reporting::steps::register_lookup_fns;
use libdrcr::reporting::types::{
DateArgs, MultipleDateArgs, ReportingContext, ReportingProductId, ReportingProductKind,
VoidArgs,
DateArgs, DateStartDateEndArgs, MultipleDateArgs, MultipleDateStartDateEndArgs,
ReportingContext, ReportingProductId, ReportingProductKind, VoidArgs,
};
use tauri::State;
use tokio::sync::Mutex;
@ -94,3 +94,67 @@ pub(crate) async fn get_balance_sheet(
.await
.unwrap()
}
#[tauri::command]
pub(crate) async fn get_income_statement(
state: State<'_, Mutex<AppState>>,
eofy_date: String,
dates: Vec<(String, String)>,
) -> Result<String, ()> {
let state = state.lock().await;
let db_filename = state.db_filename.clone().unwrap();
spawn_blocking(move || {
// Connect to database
let db_connection =
DbConnection::connect(format!("sqlite:{}", db_filename.as_str()).as_str());
// Initialise ReportingContext
let mut context = ReportingContext::new(
db_connection,
NaiveDate::parse_from_str(eofy_date.as_str(), "%Y-%m-%d").unwrap(),
"$".to_string(),
);
register_lookup_fns(&mut context);
register_dynamic_builders(&mut context);
// Get income statement
let mut date_args = Vec::new();
for (date_start, date_end) in dates.iter() {
date_args.push(DateStartDateEndArgs {
date_start: NaiveDate::parse_from_str(date_start, "%Y-%m-%d").unwrap(),
date_end: NaiveDate::parse_from_str(date_end, "%Y-%m-%d").unwrap(),
})
}
let targets = vec![
ReportingProductId {
name: "CalculateIncomeTax",
kind: ReportingProductKind::Transactions,
args: Box::new(VoidArgs {}),
},
ReportingProductId {
name: "IncomeStatement",
kind: ReportingProductKind::Generic,
args: Box::new(MultipleDateStartDateEndArgs {
dates: date_args.clone(),
}),
},
];
// Run report
let products = generate_report(targets, &context).unwrap();
let result = products
.get_or_err(&ReportingProductId {
name: "IncomeStatement",
kind: ReportingProductKind::Generic,
args: Box::new(MultipleDateStartDateEndArgs { dates: date_args }),
})
.unwrap();
let income_statement = result.downcast_ref::<DynamicReport>().unwrap().to_json();
Ok(income_statement)
})
.await
.unwrap()
}

View File

@ -1,6 +1,6 @@
<!--
DrCr: Web-based double-entry bookkeeping framework
Copyright (C) 20222025 Lee Yingtong Li (RunasSudo)
Copyright (C) 2022-2025 Lee Yingtong Li (RunasSudo)
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
@ -16,48 +16,8 @@
along with this program. If not, see <https://www.gnu.org/licenses/>.
-->
<script lang="ts">
export class IncomeStatementReport extends DynamicReport {
constructor() {
super('Income statement');
}
async generate(balances: Map<string, number>) {
const report = this;
this.entries = [
new Section(
'Income',
[
...await DynamicReport.entriesForKind(balances, 'drcr.income', true),
new Subtotal('Total income', 'total_income', true /* visible */, true /* bordered */)
]
),
new Spacer(),
new Section(
'Expenses',
[
...await DynamicReport.entriesForKind(balances, 'drcr.expense'),
new Subtotal('Total expenses', 'total_expenses', true /* visible */, true /* bordered */)
]
),
new Spacer(),
new Computed(
'Net surplus (deficit)',
() => (report.byId('total_income') as Subtotal).quantity - (report.byId('total_expenses') as Subtotal).quantity,
'net_surplus',
true /* visible */, false /* autoHide */, null /* link */, true /* heading */, true /* bordered */
)
];
this.calculate();
}
}
</script>
<!-- Report display -->
<template>
<ComparativeDynamicReportComponent :reports="reports" :labels="reportLabels">
<DynamicReportComponent :report="report">
<div class="my-2 py-2 flex">
<div class="grow flex gap-x-2 items-baseline">
<input type="date" class="bordered-field" v-model.lazy="dtStart">
@ -75,21 +35,20 @@
</div>
</div>
</div>
</ComparativeDynamicReportComponent>
</DynamicReportComponent>
</template>
<script setup lang="ts">
import { ref, watch } from 'vue';
import dayjs from 'dayjs';
import { invoke } from '@tauri-apps/api/core';
import { ref, watch } from 'vue';
import { Computed, DynamicReport, Section, Spacer, Subtotal } from './base.ts';
import { DynamicReport } from './base.ts';
import { db } from '../db.ts';
import { ExtendedDatabase } from '../dbutil.ts';
import ComparativeDynamicReportComponent from '../components/ComparativeDynamicReportComponent.vue';
import { ReportingStage, ReportingWorkflow } from '../reporting.ts';
import DynamicReportComponent from '../components/DynamicReportComponent.vue';
const reports = ref([] as IncomeStatementReport[]);
const reportLabels = ref([] as string[]);
const report = ref(null as DynamicReport | null);
const dt = ref(null as string | null);
const dtStart = ref(null as string | null);
@ -114,16 +73,14 @@
}
async function updateReport(session: ExtendedDatabase) {
const newReportPromises = [];
const newReportLabels = [];
const reportDates = [];
for (let i = 0; i < comparePeriods.value; i++) {
let thisReportDt, thisReportDtStart, thisReportLabel;
let thisReportDt, thisReportDtStart;
// Get period start and end dates
if (compareUnit.value === 'years') {
thisReportDt = dayjs(dt.value!).subtract(i, 'year');
thisReportDtStart = dayjs(dtStart.value!).subtract(i, 'year');
thisReportLabel = dayjs(dt.value!).subtract(i, 'year').format('YYYY');
} else if (compareUnit.value === 'months') {
if (dayjs(dt.value!).add(1, 'day').isSame(dayjs(dt.value!).set('date', 1).add(1, 'month'))) {
// If dt is the end of a calendar month, then fix each prior dt to be the end of the calendar month
@ -133,28 +90,14 @@
thisReportDt = dayjs(dt.value!).subtract(i, 'month');
thisReportDtStart = dayjs(dtStart.value!).subtract(i, 'month');
}
thisReportLabel = dayjs(dt.value!).subtract(i, 'month').format('YYYY-MM');
} else {
throw new Error('Unexpected compareUnit');
}
// Generate reports asynchronously
newReportPromises.push((async () => {
const reportingWorkflow = new ReportingWorkflow();
await reportingWorkflow.generate(session, thisReportDt.format('YYYY-MM-DD'), thisReportDtStart.format('YYYY-MM-DD'));
return reportingWorkflow.getReportAtStage(ReportingStage.InterimIncomeStatement, IncomeStatementReport) as IncomeStatementReport;
})());
if (comparePeriods.value === 1) {
// If only 1 report, the heading is simply "$"
newReportLabels.push(db.metadata.reporting_commodity);
} else {
newReportLabels.push(thisReportLabel);
}
reportDates.push([thisReportDtStart.format('YYYY-MM-DD'), thisReportDt.format('YYYY-MM-DD')]);
}
reports.value = await Promise.all(newReportPromises);
reportLabels.value = newReportLabels;
report.value = JSON.parse(await invoke('get_income_statement', { eofyDate: db.metadata.eofy_date, dates: reportDates }));
}
load();