From e2743b52df00029901e0af7a0a4b966c9be41c96 Mon Sep 17 00:00:00 2001
From: Vincent Breitmoser <look@my.amazin.horse>
Date: Sat, 19 Jan 2019 12:31:07 +0100
Subject: put early and unused cal/dbg methods into archive

---
 archive/cal.rs | 165 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 165 insertions(+)
 create mode 100644 archive/cal.rs

(limited to 'archive')

diff --git a/archive/cal.rs b/archive/cal.rs
new file mode 100644
index 0000000..1dc2b0a
--- /dev/null
+++ b/archive/cal.rs
@@ -0,0 +1,165 @@
+use chrono::Duration;
+use chrono::prelude::*;
+use yansi::{Style,Color};
+
+use utils::misc;
+use KhResult;
+
+struct Cell {
+    date: NaiveDate,
+    content: (String,String)
+}
+
+pub fn printcal() -> KhResult<()> {
+    let now = Local::today();
+    let a = cal_month(now);
+    let b = cal_month(now.with_month(now.month() + 1).unwrap());
+    let c = cal_month(now.with_month(now.month() + 2).unwrap());
+
+    let joined = misc::joinlines(&a, &b);
+    let joined = misc::joinlines(&joined, &c);
+    println!("{}", joined);
+
+    Ok(())
+}
+
+pub fn dbg() -> KhResult<()> {
+    let begin = Local::today().naive_local();
+    let end = begin + Duration::days(5);
+    let cells = get_cells(begin, end);
+    let cells = expand_cells_to_week(cells);
+
+    let render = render_cells(&cells);
+    print!("{}", render);
+
+    Ok(())
+}
+
+fn render_cells(cells: &[Cell]) -> String {
+    let mut result = String::with_capacity(50);
+
+    let now = cells[0].date;
+
+    result.push_str(&format!("{:>28} {:<8}\n",
+        now.format("%B").to_string(),
+        now.format("%Y").to_string()
+    ));
+    let weekdays = &[ "Mo", "Tu", "We", "Th", "Fr", "Sa", "Su" ].iter().map(|x| format!("{:8}", x)).collect::<String>();
+    result.push_str(weekdays);
+    result.push_str("\n");
+
+    let flow = render_flow(7, 8, cells);
+    result.push_str(&flow);
+
+    result
+}
+
+fn render_flow(cells_per_line: usize, cell_width: usize, cells: &[Cell]) -> String {
+    let mut result = String::with_capacity(50);
+
+    let style = Style::new().bg(Color::Fixed(236));
+
+    let it = cells.iter();
+    let mut n = 0;
+    while n < (cells.len() / cells_per_line) {
+        let line = it.clone().skip(n * cells_per_line).take(cells_per_line);
+        for cell in line.clone() {
+            let cellstr = &format!("{:width$}", &cell.content.0, width = cell_width);
+            let cellstr = &format!("{}", style.paint(cellstr));
+            result.push_str(cellstr);
+        }
+        result.push_str("\n");
+        for cell in line {
+            let cellstr = &format!("{:width$}", &cell.content.1, width = cell_width);
+            let cellstr = &format!("{}", style.paint(cellstr));
+            result.push_str(cellstr);
+        }
+        let emptyline = &format!("{:width$}", "", width = cell_width * cells_per_line);
+        result.push_str("\n");
+        result.push_str(&format!("{}\n", style.paint(emptyline)));
+        n += 1;
+    }
+
+    result
+}
+
+fn get_cells(date_begin: NaiveDate, date_end: NaiveDate) -> Vec<Cell> {
+    let mut result = vec!();
+    let mut date = date_begin;
+    while date < date_end {
+        let cell = cell_whatever(date);
+        result.push(cell);
+
+        date += Duration::days(1);
+    }
+    result
+}
+
+fn cell_whatever(date: NaiveDate) -> Cell {
+    let fst = date.format("%d").to_string();
+    let snd = String::from("");
+    Cell{date, content: (fst, snd)}
+}
+
+fn cell_empty(date: NaiveDate) -> Cell {
+    let fst = date.format("%d").to_string();
+    let snd = String::from("");
+    Cell{date, content: (fst, snd)}
+}
+
+fn expand_cells_to_week(cells: Vec<Cell>) -> Vec<Cell> {
+    let mut result = vec!();
+
+    let mut day = NaiveDate::from_isoywd(cells[0].date.year(), cells[0].date.iso_week().week(), Weekday::Mon);
+    while day < cells[0].date {
+        let cell = cell_empty(day);
+        result.push(cell);
+
+        day += Duration::days(1);
+    }
+
+    let mut day = cells[cells.len() - 1].date;
+
+    for cell in cells {
+        result.push(cell);
+    }
+
+    let last_date = NaiveDate::from_isoywd(day.year(), day.iso_week().week(), Weekday::Sun);
+    day += Duration::days(1);
+    while day <= last_date {
+        let cell = cell_empty(day);
+        result.push(cell);
+
+        day += Duration::days(1);
+    }
+
+    result
+}
+
+pub fn cal_month(now: Date<Local>) -> String {
+    let mut result = String::with_capacity(50);
+
+    result.push_str(&format!("{:>11} {:<8}\n",
+        now.format("%B").to_string(),
+        now.format("%Y").to_string()
+    ));
+    result.push_str("Su Mo Tu We Th Fr Sa\n");
+
+    let this_month = now.month();
+    let mut current_day = Local.ymd(now.year(), now.month(), 1);
+
+    let one_day = Duration::days(1);
+    for _ in 0..current_day.weekday().num_days_from_sunday() {
+        result.push_str("   ");
+    }
+    while current_day.month() == this_month {
+        result.push_str(&format!("{:>2} ", current_day.day()));
+        if current_day.weekday() == Weekday::Sat {
+            result.push_str("\n");
+        }
+        current_day = current_day + one_day;
+    }
+    result.push_str("\n");
+
+    result
+}
-- 
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