Init

.gitignore

@@ -13,3 +13,5 @@
 
 # Dependency directories (remove the comment below to include it)
 # vendor/
+#
+.vscode/

main.go

@@ -0,0 +1,7 @@
+package main
+
+import "github.com/ssiyad/wikiui/src"
+
+func main() {
+	src.Init()
+}

src/api.go

@@ -0,0 +1,107 @@
+package src
+
+import (
+	"encoding/json"
+	"fmt"
+	"io/ioutil"
+	"log"
+	"net/http"
+	"net/url"
+	"time"
+)
+
+type searchData struct {
+	Key   string
+	Name  []interface{}
+	Blank []interface{}
+	Link  []interface{}
+}
+
+type individualPage struct {
+	PageID  int
+	Ns      int
+	Title   string
+	Extract string
+}
+
+type query struct {
+	Pages map[string]individualPage
+}
+
+type pageData struct {
+	BatchComplete string
+	Warnings      map[string]interface{}
+	Query         query
+}
+
+func (d *searchData) UnmarshalJSON(buf []byte) error {
+	tmp := []interface{}{&d.Key, &d.Name, &d.Blank, &d.Link}
+	wantLen := len(tmp)
+	if err := json.Unmarshal(buf, &tmp); err != nil {
+		return err
+	}
+	if g, e := len(tmp), wantLen; g != e {
+		return fmt.Errorf("wrong number of fields in Notification: %d != %d", g, e)
+	}
+	return nil
+}
+
+func searchWiki(keyword string) searchData {
+	keyword = url.QueryEscape(keyword)
+	url := "https://en.wikipedia.org//w/api.php?action=opensearch&format=json&search=" + keyword + "&profile=fuzzy&limit=5"
+
+	body, err := apiCall(url)
+	if err != nil {
+		log.Panicln(err)
+	}
+
+	var resultGot searchData
+
+	err = json.Unmarshal(body, &resultGot)
+	if err != nil {
+		log.Panicln(err)
+	}
+
+	return resultGot
+}
+
+func getWikiPage(keyword string) pageData {
+	keyword = url.QueryEscape(keyword)
+	url := "https://en.wikipedia.org/w/api.php?action=query&prop=extracts&format=json&titles=" + keyword
+
+	body, err := apiCall(url)
+	if err != nil {
+		log.Panicln(err)
+	}
+
+	var resultGot pageData
+
+	err = json.Unmarshal(body, &resultGot)
+	if err != nil {
+		log.Panicln(err)
+	}
+
+	return resultGot
+}
+
+func apiCall(url string) ([]byte, error) {
+	wikiClient := http.Client{Timeout: time.Second * 20}
+
+	req, err := http.NewRequest(http.MethodGet, url, nil)
+	if err != nil {
+		return nil, err
+	}
+
+	req.Header.Set("User-Agent", "wikiui-cli")
+
+	res, getErr := wikiClient.Do(req)
+	if getErr != nil {
+		return nil, getErr
+	}
+
+	body, err := ioutil.ReadAll(res.Body)
+	if err != nil {
+		return nil, err
+	}
+	return body, nil
+}

src/bindings.go

@@ -0,0 +1,22 @@
+package src
+
+import (
+	"log"
+
+	"github.com/jroimartin/gocui"
+)
+
+func setBindings(g *gocui.Gui) {
+	if err := g.SetKeybinding("main", gocui.KeyCtrlQ, gocui.ModNone, quit); err != nil {
+		log.Panicln(err)
+	}
+	if err := g.SetKeybinding("main", gocui.KeyArrowDown, gocui.ModNone, moveDown); err != nil {
+		log.Panicln(err)
+	}
+	if err := g.SetKeybinding("main", gocui.KeyArrowUp, gocui.ModNone, moveUp); err != nil {
+		log.Panicln(err)
+	}
+	if err := g.SetKeybinding("main", gocui.KeyCtrlW, gocui.ModNone, writeArticle); err != nil {
+		log.Panicln(err)
+	}
+}

src/core.go

@@ -0,0 +1,44 @@
+package src
+
+import (
+	"log"
+	"os"
+	"path"
+
+	"github.com/jroimartin/gocui"
+)
+
+// Init function
+func Init() {
+	g, err := gocui.NewGui(gocui.Output256)
+	if err != nil {
+		panic(err)
+	}
+	defer g.Close()
+
+	setProperties(g)
+	setLayout(g)
+	setBindings(g)
+	setNavigation(g)
+
+	var homePath, _ = os.UserHomeDir()
+	var savePath = path.Join(homePath, saveDir)
+
+	_ = os.Mkdir(savePath, 0700)
+
+	if err := g.MainLoop(); err != gocui.ErrQuit {
+		log.Panicln(err)
+	}
+}
+
+const saveDir = `.wikiui`
+
+const helpText = `
+CLI for Wikipedia!
+Made with <3 by Sabu Siyad
+https://github.com/ssiyad/wikiui 
+
+C-O 		Open saved
+C-S 		Search
+C-W			Save for offline
+C-Q 		Quit`

src/layout.go

@@ -0,0 +1,29 @@
+package src
+
+import (
+	"fmt"
+	"log"
+
+	"github.com/jroimartin/gocui"
+)
+
+func layout(g *gocui.Gui) error {
+	maxX, maxY := g.Size()
+
+	if v, err := g.SetView("main", 0, 0, maxX-1, maxY-1); err != nil {
+		if err != gocui.ErrUnknownView {
+			return err
+		}
+		if _, err := g.SetCurrentView("main"); err != nil {
+			log.Panicln(err)
+		}
+		v.Wrap = true
+		v.Title = "wikiui"
+		fmt.Fprintln(v, helpText)
+	}
+	return nil
+}
+
+func setLayout(g *gocui.Gui) {
+	g.SetManagerFunc(layout)
+}

src/navigation.go

@@ -0,0 +1,53 @@
+package src
+
+import (
+	"log"
+
+	"github.com/jroimartin/gocui"
+)
+
+func setNavigation(g *gocui.Gui) {
+	// Keys on 'main' buffer
+	if err := g.SetKeybinding("main", gocui.KeyCtrlS, gocui.ModNone, jumpToSearchBox); err != nil {
+		log.Panicln(err)
+	}
+	if err := g.SetKeybinding("main", gocui.KeyCtrlO, gocui.ModNone, jumpToSaved); err != nil {
+		log.Panicln(err)
+	}
+
+	// Keys on 'result' buffer
+	if err := g.SetKeybinding("result", gocui.KeyArrowUp, gocui.ModNone, moveUp); err != nil {
+		log.Panicln(err)
+	}
+	if err := g.SetKeybinding("result", gocui.KeyArrowDown, gocui.ModNone, moveDown); err != nil {
+		log.Panicln(err)
+	}
+	if err := g.SetKeybinding("result", gocui.KeyEnter, gocui.ModNone, showPage); err != nil {
+		log.Panicln(err)
+	}
+	if err := g.SetKeybinding("result", gocui.KeyCtrlQ, gocui.ModNone, jumpToMain); err != nil {
+		log.Panicln(err)
+	}
+
+	// keys on 'searchbox' buffer
+	if err := g.SetKeybinding("searchbox", gocui.KeyEnter, gocui.ModNone, showResult); err != nil {
+		log.Panicln(err)
+	}
+	if err := g.SetKeybinding("searchbox", gocui.KeyCtrlQ, gocui.ModNone, jumpToMain); err != nil {
+		log.Panicln(err)
+	}
+
+	// Keys on 'saved' buffer
+	if err := g.SetKeybinding("saved", gocui.KeyArrowUp, gocui.ModNone, moveUp); err != nil {
+		log.Panicln(err)
+	}
+	if err := g.SetKeybinding("saved", gocui.KeyArrowDown, gocui.ModNone, moveDown); err != nil {
+		log.Panicln(err)
+	}
+	if err := g.SetKeybinding("saved", gocui.KeyEnter, gocui.ModNone, readSaved); err != nil {
+		log.Panicln(err)
+	}
+	if err := g.SetKeybinding("saved", gocui.KeyCtrlQ, gocui.ModNone, jumpToMain); err != nil {
+		log.Panicln(err)
+	}
+}

src/props.go

@@ -0,0 +1,12 @@
+package src
+
+import "github.com/jroimartin/gocui"
+
+
+func setProperties(g *gocui.Gui) {
+	g.SelFgColor = gocui.ColorBlue
+	g.Highlight = true
+	g.Cursor = true
+	g.Mouse = false
+	g.ASCII = false
+}