0PLAN.org

@@ -1,89 +0,0 @@
-#+title: Frontend
-
-* Plan
-
-** 0.2
-
-- [-] use localStorage to store user
-  - [ ] add barcode scanner to get the user
-  - [X] allow editing
-  - [X] add UserSelect component
-- [X] integrate script for starting build qemu system
-- [X] add org file to the repository after cleanup
-
-** 0.3
-
-- [ ] versioned schema support
-  - [ ] barschema table
-  - [ ] function to check
-  - [ ] function to set
-  - [ ] initial creation of tables at version 1 assuming OK if tables exist
-
-** 0.4
-
-- [ ] add inventory check table
-- [ ] add inventory item check table
-- [ ] create new check
-- [ ] check item
-- [ ] close check
-- [ ] inventory check component
-
-** Later
-
-- [ ] add static token support
-  - [ ] hardwired token for the React.JS app?
-- [ ] authentication
-  - [ ] login/logout
-  - [ ] allow API calls only with login token
-
-* Finished
-
-** 0.1
-
-- [X] statically compiled binary HTTP server
-- [X] include directory tree contents
-- [X] handle frontend with mime type
-- [X] move app to / again
-- [X] load certificates
-- [X] deployment preparations
-  - [X] crosscompilation - no, compile in qemu or on separate host
-  - [X] connect to postgres
-  - [X] use qr-scanner - no, qr-barcode-scanner is needed
-  - [X] rsync + build in qemu or host without react (filters or something)
-- [X] API infrastructure
-  - [X] handle API calls
-  - [X] API registry syntax
-  - [X] lookup barcode in DB
-  - [X] separate module brmbar-data for queries
-  - [X] separate module api-servlets
-
-* Qemu
-
-#+BEGIN_SRC
-wget img zip # 2019-04-08-raspbian-stretch.zip
-unzip 2019-04-08-raspbian-stretch.zip
-sudo mkdir /mnt/image
-sudo mount -o loop,offset=4194304 2019-04-08-raspbian-stretch.img /mnt/image/
-# In qemu-system-armhf terminal!
-cp kernel, DT
-umount /mnt/image
-resize img
-#+END_SRC
-
-sources.list - archive debian (remove rpi), archive raspberry
-https://archive.raspberrypi.org/debian/
-https://archive.debian.org/debian/
-apt-get --no
-
-* React - Vite
-
-#+BEGIN_SRC sh
-  npm create vite@latest
-  # "frontend"
-  # React
-  # Javascript
-  cd frontend
-  npm install
-  npm run dev
-  npm run build
-#+END_SRC

backend/brminv.scm

@@ -47,7 +47,6 @@
 (define -db-user- (make-parameter #f))
 (define -db-name- (make-parameter #f))
 (define -db-pass- (make-parameter #f))
-(define -db-enabled- (make-parameter #t))
 
 (command-line
  print-help
@@ -83,8 +82,6 @@
       (-db-user- dbuser))
  (-dp (dbpass) "Database password"
       (-db-pass- dbpass))
- (-dd () "Disable database"
-      (-db-enabled- #f))
  )
 
 (define ssl? (and (-certificate-) (-key-) #t))
@@ -123,8 +120,7 @@
 (print "current user id: " (current-user-id))
 (print "current effective user id: " (current-effective-user-id))
 
-(when (-db-enabled-)
-  (bar-db-init! (-db-name-) (-db-host-) (-db-user-) (-db-pass-)))
+(bar-db-init! (-db-name-) (-db-host-) (-db-user-) (-db-pass-))
 
 (define (handle-api-calls)
   (define plst (cdr (uri-path (request-uri (current-request)))))

frontend/src/App.jsx

@@ -1,84 +1,13 @@
-import { useState, useEffect } from 'react';
+import { useState } from 'react';
 import BarcodeScannerComponent from 'react-qr-barcode-scanner';
-import Container from 'react-bootstrap/Container';
-import Row from 'react-bootstrap/Row';
-import Col from 'react-bootstrap/Col';
+import { Container, Row, Col } from 'react-bootstrap';
 import Table from 'react-bootstrap/Table';
 import Alert from 'react-bootstrap/Alert';
-import Form from 'react-bootstrap/Form';
-import Button from 'react-bootstrap/Button';
 
 import './App.css';
 import 'bootstrap/dist/css/bootstrap.min.css';
 
 function App() {
-    // Ensure we have persistent (informal) user information
-    const [user, setUser] = useState("");
-    useEffect(() => {
-	const user = localStorage.getItem('user');
-	if (user) {
-	    setUser(user);
-	}
-    }, []);
-    useEffect(() => {
-	localStorage.setItem('user', user);
-    }, [user]);
-
-    // If no user, must be scanned/set otherwise
-    return (
-	<Container>
-	    {user === "" ?
-	     <NoUserView setUser={setUser} />
-	     :
-	     <UserView user={user} setUser={setUser} />}
-	</Container>
-    );
-}
-
-function NoUserView({setUser}) {
-    const [preUser, setPreUser] = useState("");
-    return (
-	<>
-	    <Row>
-		<Col>
-		    <Form.Group>
-			<Form.Label>User:</Form.Label>
-			<Form.Control type="text" placeholder="Username"
-				      value={preUser} onChange={(v) => setPreUser(v.target.value)} />
-			<Form.Text>Which user is using this App?</Form.Text>
-		    </Form.Group>
-		</Col>
-	    </Row>
-	    <Row>
-		<Col>
-		    Scanner
-		</Col>
-	    </Row>
-	    <Row>
-		<Col>
-		    <Button variant="primary"
-			    onClick={() => setUser(preUser)}>Set!</Button>
-		</Col>
-	    </Row>
-	</>
-    );
-}
-
-function UserView({user, setUser}) {
-    return (
-	<Row>
-	    <Col>
-		{user}
-	    </Col>
-	    <Col>
-		<Button variant="info" onClick={() => setUser('')}>Change</Button>
-	    </Col>
-	    <BarItemScanner />
-	</Row>
-    );
-}
-
-function BarItemScanner() {
     const [reqAccount, setReqAccount] = useState('');
     const [actAccount, setActAccount] = useState('');
     const [balance, setBalance] = useState(-1);
@@ -108,7 +37,7 @@ function BarItemScanner() {
     };
 
     return (
-	<>
+	<Container>
 	    <Row>
 		<Col>
 		    <BarcodeScannerComponent
@@ -142,7 +71,7 @@ function BarItemScanner() {
 		    <Alert variant={msgType}>{statusMsg}</Alert>
 		</Col>
 	    </Row>
-	</>
+	</Container>
     );
 }
 

install-eggs-arm.sh

@@ -0,0 +1,64 @@
+#!/bin/sh
+#
+# install-eggs.sh
+#
+# Local installer of CHICKEN eggs required for building.
+#
+# ISC License
+#
+# Copyright 2023 Brmlab, z.s.
+# Dominik Pantůček <dominik.pantucek@trustica.cz>
+#
+# Permission to use, copy, modify, and/or distribute this software
+# for any purpose with or without fee is hereby granted, provided
+# that the above copyright notice and this permission notice appear
+# in all copies.
+# 
+# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
+# WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
+# WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
+# AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR
+# CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
+# OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
+# NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+# CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+#
+
+# Source root directory
+owd=$(pwd)
+cd $(dirname "$0")
+SRCDIR=$(pwd)
+cd "$owd"
+
+# Make temporary prefix directory (eggs shared throwaway files)
+TMPDIR=$(mktemp -d)
+
+# Installs given egg locally
+chicken_install() {
+    echo "Installing $1 ..."
+    # CHICKEN_INSTALL_PREFIX="$TMPDIR" \
+    # 			  CHICKEN_REPOSITORY_PATH="$SRCDIR/eggs-arm":`./cross-chicken-arm/bin/arm-chicken-install -repository` \
+    # 			  CHICKEN_INSTALL_REPOSITORY="$SRCDIR/eggs-arm" \
+    # 			  ./cross-chicken-arm/bin/arm-chicken-install "$1" 2>&1 | \
+    # 	sed -u 's/^/  /'
+#    CHICKEN_INSTALL_PREFIX="$TMPDIR" \
+			  ./cross-chicken-arm/bin/arm-chicken-install "$1" 2>&1 | \
+	sed -u 's/^/  /'
+}
+
+# Removes throwaway files
+chicken_cleanup() {
+    echo "Cleaning up ..."
+    rm -fr ${TMPDIR}
+}
+
+# Always cleanup
+trap chicken_cleanup INT QUIT
+
+# Install required eggs
+chicken_install spiffy
+chicken_install openssl
+chicken_install postgresql
+
+# Normal termination cleanup
+chicken_cleanup

install-eggs.sh

@@ -57,7 +57,6 @@ chicken_install openssl
 chicken_install spiffy
 chicken_install postgresql
 chicken_install json
-chicken_install posix-groups
 
 # Normal termination cleanup
 chicken_cleanup

tools/build-in-qemu.sh

@@ -1,28 +1,4 @@
 #!/bin/sh
-#
-# build-in-qemu.sh
-#
-# Expects running armhf qemu system, builds the binary inside.
-#
-# ISC License
-#
-# Copyright 2025 Brmlab, z.s.
-# Dominik Pantůček <dominik.pantucek@trustica.cz>
-#
-# Permission to use, copy, modify, and/or distribute this software
-# for any purpose with or without fee is hereby granted, provided
-# that the above copyright notice and this permission notice appear
-# in all copies.
-# 
-# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
-# WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
-# WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
-# AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR
-# CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
-# OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
-# NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
-# CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
-#
 
 if [ -z "$1" ] ; then
     echo "Usage: $0 password"

tools/run-build-qemu-system.sh

@@ -1,38 +0,0 @@
-#!/bin/sh
-#
-# run-build-qemu-system.sh
-#
-# Runs the emulated armhf system for building the application.
-#
-# ISC License
-#
-# Copyright 2025 Brmlab, z.s.
-# Dominik Pantůček <dominik.pantucek@trustica.cz>
-#
-# Permission to use, copy, modify, and/or distribute this software
-# for any purpose with or without fee is hereby granted, provided
-# that the above copyright notice and this permission notice appear
-# in all copies.
-# 
-# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
-# WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
-# WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
-# AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR
-# CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
-# OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
-# NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
-# CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
-#
-
-qemu-system-armhf \
-    -machine raspi2b \
-    -nographic \
-    -dtb bcm2710-rpi-3-b-plus.dtb \
-    -m 1G \
-    -smp 4 \
-    -kernel kernel7.img \
-    -sd 2019-04-08-raspbian-stretch.img \
-    -append "rw earlyprintk loglevel=8 console=ttyAMA0,115200 root=/dev/mmcblk0p2 rootdelay=1 dwc_otg.fiq_fsm_enable=0" \
-    -usb \
-    -device usb-net,netdev=net0 \
-    -netdev user,id=net0,hostfwd=tcp::2222-:22