Initial commit.
This commit is contained in:
commit
f1465a26a1
1 changed files with 210 additions and 0 deletions
210
hummhumm.go
Normal file
210
hummhumm.go
Normal file
|
@ -0,0 +1,210 @@
|
|||
package main
|
||||
|
||||
import (
|
||||
"encoding/json"
|
||||
"fmt"
|
||||
termui "github.com/gizak/termui/v3"
|
||||
"github.com/gizak/termui/v3/widgets"
|
||||
"io/ioutil"
|
||||
"log"
|
||||
// "math"
|
||||
"net/http"
|
||||
"strconv"
|
||||
"time"
|
||||
)
|
||||
|
||||
type HnStories struct {
|
||||
Stories []HnItem
|
||||
Items []int
|
||||
}
|
||||
type HnItem struct {
|
||||
By string `json:"by,omitempty"`
|
||||
Descendants int `json:"descendants,omitempty"`
|
||||
Id int `json:"id,omitempty"`
|
||||
Kids []int `json:"kids,omitempty"`
|
||||
Score int `json:"score,omitempty"`
|
||||
Added int `json:"time,omitempty"`
|
||||
Title string `json:"title,omitempty"`
|
||||
Type string `json:"type,omitempty"`
|
||||
Url string `json:"url,omitempty"`
|
||||
}
|
||||
|
||||
const apiUrl string = "https://hacker-news.firebaseio.com/v0"
|
||||
|
||||
func (h *HnStories) populateStories(numstories int, done chan bool, widget *widgets.Gauge) {
|
||||
var item string
|
||||
var itemUrl string
|
||||
var counter int = 1
|
||||
for _, id := range h.Items[:numstories] {
|
||||
item = strconv.Itoa(id)
|
||||
itemUrl = apiUrl + "/item/" + item + ".json"
|
||||
timeout := time.Duration(5 * time.Second)
|
||||
client := &http.Client{
|
||||
Timeout: timeout,
|
||||
}
|
||||
request, err := http.NewRequest("GET", itemUrl, nil)
|
||||
if err != nil {
|
||||
log.Println(err)
|
||||
}
|
||||
response, err := client.Do(request)
|
||||
if err != nil {
|
||||
log.Println(err)
|
||||
}
|
||||
storydata, err := ioutil.ReadAll(response.Body)
|
||||
if err != nil {
|
||||
log.Println(err)
|
||||
}
|
||||
|
||||
var item HnItem
|
||||
|
||||
json.Unmarshal(storydata, &item)
|
||||
|
||||
h.Stories = append(h.Stories, HnItem{
|
||||
By: item.By,
|
||||
Id: item.Id,
|
||||
Added: item.Added,
|
||||
Title: item.Title,
|
||||
Type: item.Type,
|
||||
Url: item.Url,
|
||||
Kids: item.Kids,
|
||||
})
|
||||
counter++
|
||||
fcounter := float64(counter)
|
||||
fnumstories := float64(numstories)
|
||||
percentage := (fcounter / fnumstories) * 100
|
||||
widget.Percent = int(percentage)
|
||||
termui.Render(widget)
|
||||
}
|
||||
widget.Percent = 100
|
||||
done <- true
|
||||
}
|
||||
func (h *HnStories) httpHNFetchIds(url string, done chan bool) {
|
||||
timeout := time.Duration(5 * time.Second)
|
||||
client := &http.Client{
|
||||
Timeout: timeout,
|
||||
}
|
||||
request, err := http.NewRequest("GET", url, nil)
|
||||
if err != nil {
|
||||
log.Println(err)
|
||||
}
|
||||
response, err := client.Do(request)
|
||||
if err != nil {
|
||||
log.Println(err)
|
||||
}
|
||||
d := json.NewDecoder(response.Body)
|
||||
err = d.Decode(&h.Items)
|
||||
if err != nil {
|
||||
log.Println(err)
|
||||
}
|
||||
done <- true
|
||||
}
|
||||
|
||||
func (h *HnStories) httpHNDisplayStories(numstories int, done chan []string) {
|
||||
counter := 1
|
||||
var termuiitems []string
|
||||
for _, item := range h.Stories[:numstories] {
|
||||
itemstring := fmt.Sprintf("%-6s %-6s | %d comments", "["+strconv.Itoa(counter)+".](fg:white,bold)", "["+item.Title+"](fg:green)", len(item.Kids))
|
||||
termuiitems = append(termuiitems, itemstring)
|
||||
counter++
|
||||
}
|
||||
done <- termuiitems
|
||||
}
|
||||
|
||||
func main() {
|
||||
if err := termui.Init(); err != nil {
|
||||
log.Fatalf("failed to initialize termui: %v", err)
|
||||
}
|
||||
defer termui.Close()
|
||||
x, y := termui.TerminalDimensions()
|
||||
tabpane := widgets.NewTabPane("[Y] Hacker News", "[L] Lobste.rs")
|
||||
tabpane.SetRect(0, 0, x, 1)
|
||||
tabpane.Border = false
|
||||
g0 := widgets.NewGauge()
|
||||
g0.Title = "Fetching Stories.."
|
||||
g0.SetRect(0, 3, x, 6)
|
||||
g0.BarColor = termui.ColorYellow
|
||||
g0.LabelStyle = termui.NewStyle(termui.ColorBlue)
|
||||
g0.BorderStyle.Fg = termui.ColorWhite
|
||||
hnurl := apiUrl + "/topstories.json"
|
||||
var a HnStories
|
||||
var numstories = 10
|
||||
done1 := make(chan bool, 10)
|
||||
done2 := make(chan bool, 10)
|
||||
g0.Percent = 1
|
||||
termui.Render(g0)
|
||||
go a.httpHNFetchIds(hnurl, done1)
|
||||
<-done1
|
||||
go a.populateStories(numstories, done2, g0)
|
||||
<-done2
|
||||
termui.Clear()
|
||||
l := widgets.NewList()
|
||||
//l.Title = "[Y] hacker news"
|
||||
termuiitems := make(chan []string, numstories)
|
||||
go a.httpHNDisplayStories(numstories, termuiitems)
|
||||
l.Border = false
|
||||
l.SetRect(0, 1, x, y)
|
||||
l.Rows = <-termuiitems
|
||||
l.TextStyle = termui.NewStyle(termui.ColorYellow)
|
||||
l.WrapText = true
|
||||
x, y = termui.TerminalDimensions()
|
||||
renderTab := func() {
|
||||
switch tabpane.ActiveTabIndex {
|
||||
case 0:
|
||||
termui.Render(tabpane, l)
|
||||
}
|
||||
}
|
||||
termui.Render(tabpane, l)
|
||||
|
||||
previousKey := ""
|
||||
uiEvents := termui.PollEvents()
|
||||
for {
|
||||
e := <-uiEvents
|
||||
switch e.ID {
|
||||
case "h":
|
||||
tabpane.FocusLeft()
|
||||
termui.Clear()
|
||||
termui.Render(tabpane, l)
|
||||
renderTab()
|
||||
case "l":
|
||||
tabpane.FocusRight()
|
||||
termui.Clear()
|
||||
termui.Render(tabpane, l)
|
||||
renderTab()
|
||||
case "q", "<C-c>":
|
||||
return
|
||||
case "j", "<Down>":
|
||||
l.ScrollDown()
|
||||
case "k", "<Up>":
|
||||
l.ScrollUp()
|
||||
case "<C-d>":
|
||||
l.ScrollHalfPageDown()
|
||||
case "<C-u>":
|
||||
l.ScrollHalfPageUp()
|
||||
case "<C-f>":
|
||||
l.ScrollPageDown()
|
||||
case "<C-b>":
|
||||
l.ScrollPageUp()
|
||||
case "g":
|
||||
if previousKey == "g" {
|
||||
l.ScrollTop()
|
||||
}
|
||||
case "<Home>":
|
||||
l.ScrollTop()
|
||||
case "G", "<End>":
|
||||
l.ScrollBottom()
|
||||
case "<Resize>":
|
||||
payload := e.Payload.(termui.Resize)
|
||||
l.SetRect(0, 1, payload.Width, payload.Height)
|
||||
termui.Clear()
|
||||
termui.Render(l)
|
||||
}
|
||||
|
||||
if previousKey == "g" {
|
||||
previousKey = ""
|
||||
} else {
|
||||
previousKey = e.ID
|
||||
}
|
||||
|
||||
termui.Render(l, tabpane)
|
||||
}
|
||||
}
|
Loading…
Reference in a new issue