yoxem/taikoothong
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

add chart

Browse source
This commit is contained in:
Tan, Kian-ting 2023-07-11 23:42:24 +08:00
parent 832c0ca5a9
commit e90ccf59d9
3 changed files with 222 additions and 29 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

3
Cargo.toml
View file

@ -1,7 +1,7 @@
[package]
name = "taikoothong"
version = "0.0.0"
workspace = "../"
#workspace = "."
edition = "2021"
publish = false
@ -16,6 +16,7 @@ chrono = "0.4.11"
rocket = "0.5.0-rc.2"
round = "0.1.0"
num-format = "0.4.4"
rss = "1.9.0"
[dependencies.rocket_dyn_templates]
rocket_dyn_templates = "0.5.0-rc.3-2023-06-09"

168
d3js/example.html Normal file
View file

@ -0,0 +1,168 @@
<!DOCTYPE html>
<meta charset="utf-8">
<style>
body {
font: 10px sans-serif;
}
text {
fill: #000;
}
button {
position: absolute;
right: 20px;
top: 440px;
display: none;
}
path.candle {
stroke: #000000;
}
path.candle.body {
stroke-width: 0;
}
path.candle.up {
fill: #dc3526;
stroke: #dc3526;
}
path.candle.down {
fill: #007d30;
stroke: #007d30;
}
</style>
<body>
<h3 id="chart-title"></h3>
<div>
<input type="radio" name="range" value="5d">5日<br>
<input type="radio" name="range" value="30d">30日<br>
<input type="radio" name="range" value="ytd">今年迄今<br>
</div>
<script src="http://d3js.org/d3.v4.min.js"></script>
<script src="http://techanjs.org/techan.min.js"></script>
<script>
var margin = {top: 20, right: 20, bottom: 30, left: 50},
width = 960 - margin.left - margin.right,
height = 500 - margin.top - margin.bottom;
var parseDate = d3.timeParse("%d-%b-%y");
var x = techan.scale.financetime()
.range([0, width]);
var y = d3.scaleLinear()
.range([height, 0]);
var candlestick = techan.plot.candlestick()
.xScale(x)
.yScale(y);
var xAxis = d3.axisBottom()
.scale(x)
.tickFormat(d3.timeFormat('%y-%m-%d'));
var yAxis = d3.axisLeft()
.scale(y);
var svg = d3.select("body").append("svg")
.attr("width", width + margin.left + margin.right)
.attr("height", height + margin.top + margin.bottom)
.append("g")
.attr("transform", "translate(" + margin.left + "," + margin.top + ")");
var data_by_date = [];
d3.json(`https://gist.githubusercontent.com/Yoxem/e3e1986777af209a00f8a318056431ed/raw/b646e322a87e2bc2c061ecf32902fc543bc41aed/0050.json`, function(d) {
console.log(d);
var data_by_date = [];
var parseDate = d3.timeParse("%Y-%m-%d");
for (var i=0;i<d["close"].length;i++){
data_by_date.push({
date: parseDate(d["date"][i]),
open: +d["open"][i],
high: +d["high"][i],
low: +d["low"][i],
close: +d["close"][i],
volume: +d["volume"][i],
});};
console.log('dataGet', data_by_date);
var accessor = candlestick.accessor();
data_by_date = data_by_date.sort(function(a, b) { return d3.ascending(accessor.d(a), accessor.d(b)); });
console.log("===" + JSON.stringify(data_by_date));
svg.append("g")
.attr("class", "candlestick");
svg.append("g")
.attr("class", "x axis")
.attr("transform", "translate(0," + height + ")")
.append("text")
.text("日期")
.attr("transform", "translate(" + width + ", 0)");
svg.append("g")
.attr("class", "y axis")
.append("text")
.attr("transform", "rotate(-90)")
.attr("y", 6)
.attr("dy", ".71em")
.style("text-anchor", "end")
.text("股價（NT$)");
// Data to display initially
d3.select("#chart-title").text("今年迄今");
draw(data_by_date);
// Only want this button to be active if the data has loaded
// d3.select("input").on("click", function() { draw(data_by_date); }).style("display", "inline");
d3.selectAll('input[name="range"]').on("change", function(){
if (this.value == "ytd"){
draw(data_by_date);
d3.select("#chart-title").text("今年迄今");
}
else if(this.value == "30d"){
draw(data_by_date.slice(data_by_date.length-30, data_by_date.length-1));
d3.select("#chart-title").text("30日");
}
else{
draw(data_by_date.slice(data_by_date.length-5, data_by_date.length-1));
d3.select("#chart-title").text("5日");
};
});
} ); // 串接網址
function draw(data) {
x.domain(data.map(candlestick.accessor().d));
y.domain(techan.scale.plot.ohlc(data, candlestick.accessor()).domain());
svg.selectAll("g.candlestick").datum(data).call(candlestick);
svg.selectAll("g.x.axis").call(xAxis);
svg.selectAll("g.y.axis").call(yAxis);
}
</script>

58
src/main.rs
View file

@ -11,6 +11,7 @@ use rocket_dyn_templates::Template;
use rocket::{Rocket, Build};
use round::round;
use num_format::{Locale, WriteFormatted};
use rss::Channel;
#[macro_use] extern crate rocket;
@ -35,14 +36,23 @@ impl Date {
}
#[get("/<stock_id>")]
fn get_tw_stock(stock_id: String) -> Template {
// let a = "👋 Hello, stock no: a22";
let response_body = get_stock_data(stock_id.as_str(), Date::Day(1), Date::Day(5));
#[get("/<stock_id>/json")]
fn get_tw_stock_json(stock_id: String) -> String {
let response_body = get_stock_data(stock_id.as_str(), Date::Day(1), Date::YearToDate);
let response_json: Value = serde_json::from_str(response_body.as_str()).unwrap();
let mut stock_total_data = tw_stock_process_json(&response_json);
let stock_total_data_json = serde_json::json!(stock_total_data);
return stock_total_data_json.to_string();
}
fn tw_stock_process_json(response_json : &Value) -> HashMap<&str, Vec<String>>{
let days_in_unix_time = &response_json["chart"]["result"][0]["timestamp"];
let mut stock_total_data = HashMap::new();
@ -55,8 +65,6 @@ fn get_tw_stock(stock_id: String) -> Template {
_ => vec![format!("Not a series of date")],
};
println!("{:?}", &days_in_unix_time);
stock_total_data.insert("date", days_in_custom_format);
let mut open_prices : Vec<String> = vec![];
@ -99,25 +107,33 @@ fn get_tw_stock(stock_id: String) -> Template {
stock_total_data.insert("low", low_prices);
stock_total_data.insert("volume", volumes);
return stock_total_data;
}
#[get("/<stock_id>")]
fn get_tw_stock(stock_id: String) -> Template {
let response_body = get_stock_data(stock_id.as_str(), Date::Day(1), Date::YearToDate);
let response_json: Value = serde_json::from_str(response_body.as_str()).unwrap();
let mut stock_total_data = tw_stock_process_json(&response_json);
stock_total_data.insert("stock_id", vec![stock_id]);
let mut stock_total_data_by_date = transverse_stock_data_by_date(stock_total_data.clone());
//let mut stock_total_data_by_date_wrapper = HashMap::new();
//stock_total_data_by_date_wrapper.insert("data", stock_total_data_by_date);
//println!("{:?}", stock_total_data_by_date_wrapper);
println!("{:?}", stock_total_data);
return Template::render("tw_stock", stock_total_data);
}
fn json_unix_time_to_date(json_value: &Value) -> String {
let unix_time = json_value.as_i64().unwrap();
println!("{:?}", unix_time);
let naive_time = Utc.timestamp_opt(unix_time, 0).unwrap();
let date = format!("{}", naive_time.format("%Y-%m-%d"));
println!("{:?}", date);
return date;
}
@ -156,6 +172,12 @@ fn get_stock_data(stock_id: &str, interval: Date, range: Date) -> String {
stock_id, intrval_str, range_str
);
return get_url_data(&url);
}
fn get_url_data(url : &String) -> String{
let mut curl_easy = Easy::new(); // fetch the data with the curl binding
let mut response = String::new();
@ -166,7 +188,11 @@ fn get_stock_data(stock_id: &str, interval: Date, range: Date) -> String {
curl_transfer
.write_function(|data| {
response.push_str(std::str::from_utf8(data).unwrap());
let s = match std::str::from_utf8(data){
Err(_) => {println!("解碼錯誤"); ""}
Ok(cont) => { println!("解碼成功"); cont}
};
response.push_str(s);
Ok(data.len())
})
.unwrap();
@ -174,9 +200,7 @@ fn get_stock_data(stock_id: &str, interval: Date, range: Date) -> String {
curl_transfer.perform().unwrap();
}
let response_returned = response.clone();
return response_returned;
return response.clone();
}
@ -184,7 +208,7 @@ fn get_stock_data(stock_id: &str, interval: Date, range: Date) -> String {
fn rocket() -> Rocket<Build> {
// rocket::ignite().mount("/", routes![index]).launch();
rocket::build().attach(Template::fairing())
.mount("/tw", routes![get_tw_stock])
.mount("/tw", routes![get_tw_stock, get_tw_stock_json])
}