HUGE refactor and splitting up

.gitignore

@@ -5,6 +5,7 @@
 !/Cargo.lock
 !/Cargo.toml
 !/config.toml
+!/rust-toolchain.toml
 
 !/Shots/
 !/src/

Cargo.toml

@@ -1,21 +1,19 @@
 [package]
-name = "beanconqueror"
-version = "0.4.0"
+authors = ["David Holland <info@dustvoice.de>"]
+name = "rustybeans"
+version = "0.5.0"
 edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
 calamine = "0.18.0"
-chrono = "0.4.22"
-colourado = "0.2.0"
+chrono = { version = "0.4.23", features = ["wasmbind"] }
+console_error_panic_hook = "0.1.7"
+iced = { version = "0.4", features = ["pure"]}
 fast-float = "0.2.0"
 palette = "0.6.1"
-plotters-canvas = "*"
-serde = "1.0.144"
-serde_derive = "1.0.144"
+plotly = { version = "0.8.1", features = ["wasm"] }
+serde = { version = "1.0", features = ["derive"] }
+serde_json = "1.0"
 toml = "0.5.9"
-wasm-bindgen-test = "0.2"
-
-[dependencies.plotters]
-git = "https://github.com/plotters-rs/plotters"

config.toml

@@ -1,5 +1,7 @@
-shot_dir = "Shots"
+shot_dir = "shots"
+brew_dir = "beanconqueror/brews"
 output_dir = "images"
+main_json = "beanconqueror/Beanconqueror.json"
 
 width = 1600
 height = 900

rust-toolchain.toml

@@ -0,0 +1,3 @@
+[toolchain]
+channel = "nightly"
+components = [ "rustfmt", "rust-analyzer" ]

src/config.rs

@@ -0,0 +1,48 @@
+use serde::Deserialize;
+
+use std::collections::HashMap;
+
+#[derive(Deserialize)]
+pub struct Shot {
+    pub filename: Option<String>,
+    pub json: Option<String>,
+    pub title: String,
+    pub cutoff: Option<f64>,
+    pub disable: Option<bool>,
+}
+
+#[derive(Deserialize)]
+pub struct Chart {
+    pub title: String,
+    pub shots: Vec<u64>,
+
+    pub max_time: u64,
+    pub max_weight: u64,
+    pub max_flow: u64,
+}
+
+#[derive(Deserialize)]
+pub struct Config {
+    pub shots: HashMap<String, Shot>,
+    pub charts: HashMap<String, Chart>,
+
+    pub shot_dir: String,
+    pub brew_dir: String,
+    pub output_dir: String,
+    pub main_json: String,
+
+    pub width: u32,
+    pub height: u32,
+}
+
+pub const WGHT_SHEET: usize = 0;
+pub const FLOW_SHEET: usize = 1;
+
+pub const TIME_COL: usize = 0;
+pub const WGHT_COL: usize = 5;
+pub const FLOW_COL: usize = 2;
+
+pub struct Data {
+    pub weight: Vec<(f64, f64)>,
+    pub flowrate: Vec<(f64, f64)>,
+}

src/database.rs

@@ -0,0 +1,87 @@
+use serde::{Deserialize, Serialize};
+
+use std::fs;
+
+/// Structs for handling the Beanconqueror database "Beanconqueror.json" export data
+
+#[derive(Serialize, Deserialize, Debug)]
+pub struct Database {
+    #[serde(rename = "BEANS")]
+    pub beans: Vec<Bean>,
+
+    #[serde(rename = "BREWS")]
+    pub brews: Vec<Brew>,
+
+    #[serde(rename = "MILL")]
+    pub mill: Vec<Mill>,
+
+    #[serde(rename = "PREPARATION")]
+    pub preparation: Vec<Preparation>,
+}
+
+#[derive(Serialize, Deserialize, Debug)]
+pub struct Bean {
+    pub name: String,
+    pub config: Config,
+}
+
+#[derive(Serialize, Deserialize, Debug)]
+pub struct Brew {
+    pub bean: String,
+    pub config: Config,
+    pub flow_profile: Option<String>,
+}
+
+#[derive(Serialize, Deserialize, Debug)]
+pub struct Mill {
+    pub name: String,
+    pub config: Config,
+}
+
+#[derive(Serialize, Deserialize, Debug)]
+pub struct Preparation {
+    pub name: String,
+    pub config: Config,
+    pub tools: Tools,
+}
+
+#[derive(Serialize, Deserialize, Debug)]
+pub struct Tools {
+    pub name: String,
+    pub config: Config,
+}
+
+#[derive(Serialize, Deserialize, Debug)]
+pub struct Config {
+    pub uuid: String,
+    pub unix_timestamp: i64,
+}
+
+impl Database {
+    pub fn from_file(path: &str) -> Database {
+        let file = fs::File::open(path)
+            .unwrap_or_else(|_| panic!("Cannot open file at path \"{}\"", path));
+        let database: Database = serde_json::from_reader(file)
+            .unwrap_or_else(|_| panic!("Cannot deserialize file at path \"{}\"", path));
+
+        database
+    }
+
+    pub fn bean_with_uuid(&self, uuid: &str) -> Option<&Bean> {
+        self.beans.iter().find(|bean| bean.config.uuid == uuid.to_string())
+    }
+
+    pub fn brew_with_uuid(&self, uuid: &str) -> Option<&Brew> {
+        self.brews.iter().find(|brew| brew.config.uuid == uuid.to_string())
+    }
+
+    pub fn bean_for_brew(&self, brew: &Brew) -> Option<&Bean> {
+        self.beans.iter().find(|bean| bean.config.uuid == brew.config.uuid)
+    }
+
+    pub fn brews_for_bean(&self, bean: &Bean) -> Vec<&Brew> {
+        self.brews.iter().filter(|brew| brew.bean == bean.config.uuid).collect()
+    }
+
+    // TODO: Preparation, Tools, maybe transiton to HashMaps?
+}

src/flow_profile.rs

@@ -0,0 +1,163 @@
+use crate::time::*;
+
+use chrono::NaiveTime;
+
+use serde::{Deserialize, Serialize};
+
+use std::fs;
+
+/// Structs for handling the Beanconqueror "*_flow_profile.json" export data
+
+#[derive(Serialize, Deserialize, Debug)]
+pub struct FlowProfile {
+    pub weight: Vec<WeightData>,
+    #[serde(rename = "waterFlow")]
+    pub water_flow: Vec<FlowData>,
+    #[serde(rename = "realtimeFlow")]
+    pub realtime_flow: Vec<RtFlowData>,
+
+    #[serde(skip)]
+    pub cutoff: Option<f64>,
+    #[serde(skip)]
+    pub data_collection: Option<DataCollection>,
+}
+
+#[derive(Serialize, Deserialize, Debug)]
+pub struct WeightData {
+    pub timestamp: String,
+    pub brew_time: String,
+    pub actual_weight: f64,
+    pub old_weight: f64,
+    pub actual_smoothed_weight: f64,
+    pub old_smoothed_weight: f64,
+}
+
+#[derive(Serialize, Deserialize, Debug)]
+pub struct FlowData {
+    pub brew_time: String,
+    pub timestamp: String,
+    pub value: f64,
+}
+
+#[derive(Serialize, Deserialize, Debug)]
+pub struct RtFlowData {
+    pub brew_time: String,
+    pub timestamp: String,
+    pub smoothed_weight: f64,
+    pub flow_value: f64,
+}
+
+#[derive(Default, Debug)]
+pub struct DataCollection {
+    pub reference_time: NaiveTime,
+    pub weight: Vec<(f64, f64)>,
+    pub flow: Vec<(f64, f64)>,
+    pub rt_flow: Vec<(f64, f64)>,
+}
+
+impl FlowProfile {
+    pub fn from_file(path: &str, cutoff: Option<f64>) -> FlowProfile {
+        let file = fs::File::open(path)
+            .unwrap_or_else(|_| panic!("Cannot open file at path \"{}\"", path));
+        let mut brew: FlowProfile = serde_json::from_reader(file)
+            .unwrap_or_else(|_| panic!("Cannot deserialize file at path \"{}\"", path));
+        brew.cutoff = cutoff;
+
+        brew
+    }
+
+    pub fn preprocess_json_mut(&mut self) {
+        self.data_collection = self.process_json();
+    }
+
+    pub fn preprocess_json(self) -> FlowProfile {
+        let data_collection = self.process_json();
+        FlowProfile {
+            weight: self.weight,
+            water_flow: self.water_flow,
+            realtime_flow: self.realtime_flow,
+            cutoff: None,
+            data_collection,
+        }
+    }
+
+    pub fn process_json(&self) -> Option<DataCollection> {
+        let weight_starting_time: NaiveTime = str_to_naivetime(&(self.weight[0].timestamp));
+        let flow_starting_time: NaiveTime = str_to_naivetime(&(self.water_flow[0].timestamp));
+        let rt_flow_starting_time: NaiveTime = str_to_naivetime(&(self.realtime_flow[0].timestamp));
+
+        let reference_time: NaiveTime = weight_starting_time
+            .min(flow_starting_time)
+            .min(rt_flow_starting_time);
+
+        let mut weight_tuples: Vec<(f64, f64)> = self
+            .weight
+            .iter()
+            .map(
+                |WeightData {
+                     ref timestamp,
+                     ref actual_weight,
+                     ..
+                 }| {
+                    let deltatime = deltatime(str_to_naivetime(timestamp.as_str()), reference_time);
+                    let std_duration = deltatime.to_std().unwrap();
+
+                    (std_duration.as_secs_f64(), actual_weight.clone())
+                },
+            )
+            .collect();
+
+        let mut flow_tuples: Vec<(f64, f64)> = self
+            .water_flow
+            .iter()
+            .map(
+                |FlowData {
+                     ref timestamp,
+                     ref value,
+                     ..
+                 }| {
+                    let deltatime = deltatime(str_to_naivetime(timestamp.as_str()), reference_time);
+                    let std_duration = deltatime.to_std().unwrap();
+
+                    (std_duration.as_secs_f64(), value.clone())
+                },
+            )
+            .collect();
+
+        let mut rt_flow_tuples: Vec<(f64, f64)> = self
+            .realtime_flow
+            .iter()
+            .map(
+                |RtFlowData {
+                     ref timestamp,
+                     ref flow_value,
+                     ..
+                 }| {
+                    let deltatime = deltatime(str_to_naivetime(timestamp.as_str()), reference_time);
+                    let std_duration = deltatime.to_std().unwrap();
+
+                    (std_duration.as_secs_f64(), flow_value.clone())
+                },
+            )
+            .collect();
+
+        if let Some(cutoff_val) = self.cutoff {
+            if cutoff_val != -1.0 {
+                weight_tuples.retain(|tuple| tuple.0 < cutoff_val);
+                flow_tuples.retain(|tuple| tuple.0 < cutoff_val);
+                rt_flow_tuples.retain(|tuple| tuple.0 < cutoff_val);
+            }
+        }
+
+        if !weight_tuples.is_empty() && !flow_tuples.is_empty() && !rt_flow_tuples.is_empty() {
+            Some(DataCollection {
+                reference_time,
+                weight: weight_tuples,
+                flow: flow_tuples,
+                rt_flow: rt_flow_tuples,
+            })
+        } else {
+            None
+        }
+    }
+}

src/iced.rs

@@ -0,0 +1,48 @@
+use iced::pure::widget::{Button, Column, Container, Text};
+use iced::pure::Sandbox;
+// use iced::Settings;
+
+pub struct Counter {
+    count: i32,
+}
+
+#[derive(Debug, Clone, Copy)]
+pub enum CounterMessage {
+    Increment,
+    Decrement,
+}
+
+impl Sandbox for Counter {
+    type Message = CounterMessage;
+
+    fn new() -> Self {
+        Counter { count: 0 }
+    }
+
+    fn title(&self) -> String {
+        String::from("RustyBeans")
+    }
+
+    fn update(&mut self, message: Self::Message) {
+        match message {
+            CounterMessage::Increment => self.count += 1,
+            CounterMessage::Decrement => self.count -= 1,
+        }
+    }
+
+    fn view(&self) -> iced::pure::Element<'_, Self::Message> {
+        let label = Text::new(format!("Count: {}", self.count));
+
+        let incr = Button::new("Increment").on_press(CounterMessage::Increment);
+        let decr = Button::new("Decrement").on_press(CounterMessage::Decrement);
+
+        let col = Column::new().push(incr).push(label).push(decr);
+
+        Container::new(col)
+            .center_x()
+            .center_y()
+            .width(iced::Length::Fill)
+            .height(iced::Length::Fill)
+            .into()
+    }
+}

src/main.rs

@@ -1,223 +1,32 @@
-use calamine::{open_workbook, Reader, Xlsx};
-use chrono::{Duration, NaiveTime};
-use colourado::{ColorPalette, PaletteType};
-use plotters::prelude::*;
-use serde_derive::Deserialize;
+mod database;
+mod config;
+mod flow_profile;
+mod iced;
+mod plot;
+mod sheets;
+mod time;
 
-use std::collections::HashMap;
-use std::fs;
+use crate::flow_profile::FlowProfile;
+use crate::plot::generate_plots;
 
-#[derive(Deserialize)]
-struct Shot {
-    filename: String,
-    title: String,
-    cutoff: Option<f64>,
-    disable: Option<bool>,
-}
-
-#[derive(Deserialize)]
-struct Chart {
-    title: String,
-    shots: Vec<u64>,
-
-    max_time: u64,
-    max_weight: u64,
-    max_flow: u64,
-}
-
-#[derive(Deserialize)]
-struct Config {
-    shots: HashMap<String, Shot>,
-    charts: HashMap<String, Chart>,
-
-    shot_dir: String,
-    output_dir: String,
-
-    width: u32,
-    height: u32,
-}
-
-const WGHT_SHEET: usize = 0;
-const FLOW_SHEET: usize = 1;
-
-const TIME_COL: usize = 0;
-const WGHT_COL: usize = 5;
-const FLOW_COL: usize = 2;
-
-struct Data {
-    weight: Vec<(f64, f64)>,
-    flowrate: Vec<(f64, f64)>,
-}
-
-fn str_to_naivetime(unix_str: &str) -> NaiveTime {
-    NaiveTime::parse_from_str(unix_str, "%T%.3f").expect("Couldn't parse timestamp")
-}
-
-fn cell_to_naivetime(cell: Option<&str>) -> NaiveTime {
-    str_to_naivetime(cell.expect("Timestamp is not a string!"))
-}
-
-fn deltatime(time: NaiveTime, start: NaiveTime) -> Duration {
-    time - start
-}
-
-fn process_sheet(
-    path: &str,
-    worksheet: usize,
-    time_col: usize,
-    data_col: usize,
-) -> Vec<(f64, f64)> {
-    let mut workbook: Xlsx<_> =
-        open_workbook(path).unwrap_or_else(|_| panic!("Cannot open file at path \"{}\"", path));
-
-    if let Some(Ok(range)) = workbook.worksheet_range_at(worksheet) {
-        let starting_time: NaiveTime = cell_to_naivetime(range[(1, time_col)].get_string());
-
-        let time_range = range.range(
-            (1, time_col as u32),
-            (range.height() as u32 - 1, time_col as u32),
-        );
-        let weight_range = range.range(
-            (1, data_col as u32),
-            (range.height() as u32 - 1, data_col as u32),
-        );
-
-        // println!("time column cells: {:?}", time_range.cells().next());
-        // println!("time column strings: {:?}", time_range.cells().map(|c| c.2.get_string().unwrap()).collect::<Vec<&str>>());
-
-        let map_time_range = time_range.cells().map(|c| {
-            let timestamp = cell_to_naivetime(c.2.get_string());
-            let deltatime = deltatime(timestamp, starting_time);
-            let std_duration = deltatime.to_std().unwrap();
-
-            std_duration.as_secs_f32() as f64
-        });
-
-        let map_weight_range = weight_range
-            .cells()
-            .map(|c| {
-                c.2.get_float().unwrap_or_else(|| {
-                    panic!(
-                        "Can't get float value of weight column at position ({},{})",
-                        c.0, c.1
-                    )
-                })
-            });
-
-        map_time_range.zip(map_weight_range).collect()
-    } else {
-        vec![]
-    }
-}
-
-fn load_data(path: &str, cutoff: Option<f64>) -> Option<Data> {
-    let mut w = process_sheet(path, WGHT_SHEET, TIME_COL, WGHT_COL);
-    let mut fr = process_sheet(path, FLOW_SHEET, TIME_COL, FLOW_COL);
-
-    if let Some(cutoff_val) = cutoff {
-        if cutoff_val != -1.0 {
-            w.retain(|x| x.0 < cutoff_val);
-            fr.retain(|x| x.0 < cutoff_val);
-        }
-    }
-
-    if !w.is_empty() && !fr.is_empty() {
-        let data = Data {
-            weight: w,
-            flowrate: fr,
-        };
-        Some(data)
-    } else {
-        None
-    }
-}
+extern crate console_error_panic_hook;
+use std::panic;
 
+//fn main() -> Result<(), iced::Error> {
 fn main() {
-    let config_file = fs::read_to_string("config.toml").expect("Can't read config.toml");
-    let config: Config = toml::from_str(&config_file).expect("Can't deserialize config.toml");
+    panic::set_hook(Box::new(console_error_panic_hook::hook));
 
-    for chart in config.charts {
-        // println!("Chart: {}\n", chart.1.title);
+    let mut brew = FlowProfile::from_file("brews/test.json", None);
 
-        let title = format!("{}/{}.svg", config.output_dir, chart.1.title);
-        let root_area = SVGBackend::new(&title, (config.width, config.height)).into_drawing_area();
-        root_area.fill(&WHITE).unwrap();
+    println!("Brew: {:?}\n", &brew);
+    println!("process_json(): {:?}\n", &brew.process_json());
+    brew.preprocess_json_mut();
+    println!("preprocess_json_mut(): {:?}\n", &brew);
 
-        let mut ctx = ChartBuilder::on(&root_area)
-            .set_label_area_size(LabelAreaPosition::Left, 40)
-            .set_label_area_size(LabelAreaPosition::Bottom, 40)
-            .caption(&chart.1.title, ("Fira Code", 24))
-            .build_cartesian_2d(
-                0f64..(chart.1.max_time as f64),
-                0f64..(chart.1.max_weight as f64),
-            )
-            .unwrap();
+    brew = brew.preprocess_json();
+    println!("preprocess_json: {:?}\n", &brew);
 
-        ctx.configure_mesh()
-            .label_style(("Fira Code", 12))
-            .draw()
-            .unwrap();
+    generate_plots();
 
-        let shot_count = chart.1.shots.len();
-
-        let palette = ColorPalette::new(shot_count as u32, PaletteType::Random, false);
-        let mut palette_iter = palette.colors.iter();
-
-        for shot_nr in chart.1.shots {
-            if let Some(shot) = config.shots.get(&shot_nr.to_string()) {
-                // println!("\tShot: {}n", shot.title);
-
-                if let Some(data) = load_data(
-                    &format!("{}/{}", config.shot_dir, shot.filename),
-                    shot.cutoff,
-                ) {
-                    if let Some(disable) = shot.disable {
-                        if disable {
-                            continue;
-                        }
-                    }
-                    // println!("\ttweight: {:?}, flowrate: {:?}\n", data.weight, data.flowrate);
-
-                    // ctx.draw_series(data.weight.iter().map(|x| {
-                    //     Pixel::new(*x, &RED)
-                    // })).unwrap();
-
-                    let f32_to_u8 = |color: f32| (color * 255.0) as u8;
-
-                    let palette_color = palette_iter.next();
-
-                    if let Some(color) = palette_color {
-                        let color = RGBAColor(
-                            f32_to_u8(color.red),
-                            f32_to_u8(color.green),
-                            f32_to_u8(color.blue),
-                            1.0,
-                        );
-
-                        ctx.draw_series(LineSeries::new(data.weight, color))
-                            .unwrap()
-                            .label(&shot.title)
-                            .legend(move |(x, y)| {
-                                Rectangle::new(
-                                    [(x - 20, y + 2), (x, y - 2)],
-                                    ShapeStyle {
-                                        color,
-                                        filled: true,
-                                        stroke_width: 1,
-                                    },
-                                )
-                            });
-                    }
-                }
-            }
-        }
-
-        ctx.configure_series_labels()
-            .position(SeriesLabelPosition::UpperLeft)
-            .margin(25)
-            .legend_area_size(10)
-            .label_font(("Fira Code", 12))
-            .draw()
-            .unwrap();
-    }
+    // Counter::run(Settings::default())
 }

src/plot.rs

@@ -0,0 +1,83 @@
+use crate::config::Config;
+use crate::database::{Database};
+use crate::flow_profile::FlowProfile;
+use crate::sheets::load_data;
+
+use plotly::{
+    common::{Mode, Title},
+    Layout, Plot, Scatter,
+};
+
+use std::fs;
+
+pub fn generate_plots() -> Vec<(String, Plot)> {
+    let config_file = fs::read_to_string("config.toml").expect("Can't read config.toml");
+    let config: Config = toml::from_str(&config_file).expect("Can't deserialize config.toml");
+
+    let mut result: Vec<(String, Plot)> = Vec::with_capacity(config.charts.len());
+
+    for chart in config.charts {
+        // println!("Chart: {}\n", chart.1.title);
+
+        let filename = format!("{}/{}.html", config.output_dir, &chart.1.title);
+        let mut plot = Plot::new();
+
+        let _shot_count = chart.1.shots.len();
+
+        for shot_nr in chart.1.shots {
+            if let Some(shot) = config.shots.get(&shot_nr.to_string()) {
+                // println!("\tShot: {}n", shot.title);
+
+                if let Some(shot_json) = &shot.json {
+                    let brew = FlowProfile::from_file(
+                        &format!("{}/{}_flow_profile.json", config.brew_dir, shot_json),
+                        shot.cutoff,
+                    )
+                    .preprocess_json();
+
+                    let (x, y): (Vec<_>, Vec<_>) = brew
+                        .data_collection
+                        .unwrap_or_else(|| {
+                            panic!("No data_collection present for shot_json: {}", shot_json)
+                        })
+                        .weight
+                        .iter()
+                        .cloned()
+                        .unzip();
+                    let trace = Scatter::new(x, y).name(&shot.title).mode(Mode::Lines);
+                    plot.add_trace(trace);
+                } else if let Some(shot_filename) = &shot.filename {
+                    if let Some(data) = load_data(
+                        &format!("{}/{}", config.shot_dir, shot_filename),
+                        shot.cutoff,
+                    ) {
+                        if let Some(disable) = shot.disable {
+                            if disable {
+                                continue;
+                            }
+                        }
+
+                        let (x, y): (Vec<_>, Vec<_>) = data.weight.into_iter().unzip();
+                        let trace = Scatter::new(x, y).name(&shot.title).mode(Mode::Lines);
+                        plot.add_trace(trace);
+                    }
+                }
+            }
+        }
+
+        let layout = Layout::new().title(Title::new(&chart.1.title));
+        plot.set_layout(layout);
+
+        plot.use_local_plotly();
+        plot.write_html(filename);
+        result.push((chart.1.title, plot));
+    }
+
+    result
+}
+
+pub fn database_plots() -> Vec<(String, Plot)> {
+
+
+    vec![]
+}

src/sheets.rs

@@ -0,0 +1,75 @@
+use crate::config::{Data, FLOW_COL, FLOW_SHEET, TIME_COL, WGHT_COL, WGHT_SHEET};
+use crate::time::{cell_to_naivetime, deltatime};
+
+use calamine::{open_workbook, Reader, Xlsx};
+
+use chrono::NaiveTime;
+
+pub fn process_sheet(
+    path: &str,
+    worksheet: usize,
+    time_col: usize,
+    data_col: usize,
+) -> Vec<(f64, f64)> {
+    let mut workbook: Xlsx<_> =
+        open_workbook(path).unwrap_or_else(|_| panic!("Cannot open file at path \"{}\"", path));
+
+    if let Some(Ok(range)) = workbook.worksheet_range_at(worksheet) {
+        let starting_time: NaiveTime = cell_to_naivetime(range[(1, time_col)].get_string());
+
+        let time_range = range.range(
+            (1, time_col as u32),
+            (range.height() as u32 - 1, time_col as u32),
+        );
+        let weight_range = range.range(
+            (1, data_col as u32),
+            (range.height() as u32 - 1, data_col as u32),
+        );
+
+        // println!("time column cells: {:?}", time_range.cells().next());
+        // println!("time column strings: {:?}", time_range.cells().map(|c| c.2.get_string().unwrap()).collect::<Vec<&str>>());
+
+        let map_time_range = time_range.cells().map(|c| {
+            let timestamp = cell_to_naivetime(c.2.get_string());
+            let deltatime = deltatime(timestamp, starting_time);
+            let std_duration = deltatime.to_std().unwrap();
+
+            std_duration.as_secs_f32() as f64
+        });
+
+        let map_weight_range = weight_range.cells().map(|c| {
+            c.2.get_float().unwrap_or_else(|| {
+                panic!(
+                    "Can't get float value of weight column at position ({},{})",
+                    c.0, c.1
+                )
+            })
+        });
+
+        map_time_range.zip(map_weight_range).collect()
+    } else {
+        vec![]
+    }
+}
+
+pub fn load_data(path: &str, cutoff: Option<f64>) -> Option<Data> {
+    let mut w = process_sheet(path, WGHT_SHEET, TIME_COL, WGHT_COL);
+    let mut fr = process_sheet(path, FLOW_SHEET, TIME_COL, FLOW_COL);
+
+    if let Some(cutoff_val) = cutoff {
+        if cutoff_val != -1.0 {
+            w.retain(|x| x.0 < cutoff_val);
+            fr.retain(|x| x.0 < cutoff_val);
+        }
+    }
+
+    if !w.is_empty() && !fr.is_empty() {
+        let data = Data {
+            weight: w,
+            flowrate: fr,
+        };
+        Some(data)
+    } else {
+        None
+    }
+}

src/style.css

@@ -0,0 +1,87 @@
+:root {
+  font-family: Inter, Avenir, Helvetica, Arial, sans-serif;
+  font-size: 16px;
+  line-height: 24px;
+  font-weight: 400;
+
+  color: #0f0f0f;
+  background-color: #f6f6f6;
+
+  font-synthesis: none;
+  text-rendering: optimizeLegibility;
+  -webkit-font-smoothing: antialiased;
+  -moz-osx-font-smoothing: grayscale;
+  -webkit-text-size-adjust: 100%;
+}
+
+.container {
+  margin: 0;
+  /* padding-top: 10vh; */
+  display: flex;
+  flex-direction: column;
+  justify-content: center;
+  text-align: center;
+}
+
+.row {
+  display: flex;
+  justify-content: center;
+}
+
+a {
+  font-weight: 500;
+  color: #646cff;
+  text-decoration: inherit;
+}
+
+a:hover {
+  color: #535bf2;
+}
+
+h1 {
+  text-align: center;
+}
+
+input,
+button {
+  border-radius: 8px;
+  border: 1px solid transparent;
+  padding: 0.6em 1.2em;
+  font-size: 1em;
+  font-weight: 500;
+  font-family: inherit;
+  color: #0f0f0f;
+  background-color: #ffffff;
+  transition: border-color 0.25s;
+  box-shadow: 0 2px 2px rgba(0, 0, 0, 0.2);
+}
+
+button {
+  cursor: pointer;
+}
+
+button:hover {
+  border-color: #396cd8;
+}
+
+input,
+button {
+  outline: none;
+}
+
+@media (prefers-color-scheme: dark) {
+  :root {
+    color: #f6f6f6;
+    background-color: #2f2f2f;
+  }
+
+  a:hover {
+    color: #24c8db;
+  }
+
+  input,
+  button {
+    color: #ffffff;
+    background-color: #0f0f0f98;
+  }
+}

src/time.rs

@@ -0,0 +1,25 @@
+use chrono::{Duration, NaiveDateTime, NaiveTime};
+
+pub fn str_to_naivetime(unix_str: &str) -> NaiveTime {
+    NaiveTime::parse_from_str(unix_str, "%T%.3f").expect("Couldn't parse timestamp")
+}
+
+pub fn cell_to_naivetime(cell: Option<&str>) -> NaiveTime {
+    str_to_naivetime(cell.expect("Timestamp is not a string!"))
+}
+
+pub fn deltatime(time: NaiveTime, start: NaiveTime) -> Duration {
+    time - start
+}
+
+pub fn unix_to_naivetime(unix_timestamp: i64) -> Option<NaiveTime> {
+    if let Some(date_time) = NaiveDateTime::from_timestamp_millis(unix_timestamp) {
+        Some(date_time.time())
+    } else {
+        None
+    }
+}
+
+pub fn is_same_day(time_1: NaiveTime, time_2: NaiveTime) -> bool {
+    time_1.format("%Y:%m:%d").to_string() == time_2.format("%Y:%m:%d").to_string()
+}