141 lines
3.5 KiB
Go
Executable File
141 lines
3.5 KiB
Go
Executable File
package webserver
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import (
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"github.com/gorilla/handlers"
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"github.com/gorilla/mux"
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queue "git.martyn.berlin/martyn/LEDController/internal/queue"
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"golang.org/x/image/colornames"
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"fmt"
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"net/http"
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"os"
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"time"
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"strconv"
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)
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func HealthHandler(response http.ResponseWriter, request *http.Request) {
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response.Header().Add("Content-type", "text/plain")
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fmt.Fprint(response, "I'm okay jack!")
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}
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func NotFoundHandler(response http.ResponseWriter, request *http.Request) {
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response.WriteHeader(404)
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fmt.Fprint(response, "I'm lost!")
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}
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func RootHandler(response http.ResponseWriter, request *http.Request) {
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response.Header().Add("Content-type", "text/plain")
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fmt.Fprint(response, "Not implemented")
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}
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var globalQueue chan queue.QueueItem;
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func PatternHandler(response http.ResponseWriter, request *http.Request) {
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vars := mux.Vars(request)
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response.Header().Add("Content-type", "text/plain")
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var e queue.QueueItem
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e.Effect = vars["pattern"]
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_, found := vars["duration"]
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if found {
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i, _ := strconv.Atoi(vars["duration"])
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e.Duration = uint16(i)
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} else {
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e.Duration = 5000
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}
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_, found = vars["speed"]
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if found {
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i, _ := strconv.Atoi(vars["speed"])
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e.Speed = uint16(i)
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} else {
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e.Speed = 40
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}
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globalQueue <- e
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fmt.Fprint(response, "OKAY")
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}
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func ColourHandler(response http.ResponseWriter, request *http.Request) {
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vars := mux.Vars(request)
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response.Header().Add("Content-type", "text/plain")
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var e queue.QueueItem
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e.Effect = "colour"
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_, found := vars["duration"]
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if found {
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i, _ := strconv.Atoi(vars["duration"])
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e.Duration = uint16(i)
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} else {
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e.Duration = 5000
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}
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var c queue.RGBcolor
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for cn, cv := range(colornames.Map) {
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if cn == vars["name"] {
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c[0] = cv.R
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c[1] = cv.G
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c[2] = cv.B
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}
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}
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e.SeedColour = c
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globalQueue <- e
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fmt.Fprint(response, "OKAY")
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}
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func FadeHandler(response http.ResponseWriter, request *http.Request) {
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vars := mux.Vars(request)
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response.Header().Add("Content-type", "text/plain")
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var e queue.QueueItem
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e.Effect = "fade"
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_, found := vars["duration"]
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if found {
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i, _ := strconv.Atoi(vars["duration"])
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e.Duration = uint16(i)
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} else {
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e.Duration = 5000
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}
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var c queue.RGBcolor
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for cn, cv := range(colornames.Map) {
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if cn == vars["namefrom"] {
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c[0] = cv.R
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c[1] = cv.G
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c[2] = cv.B
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}
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}
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e.SeedColour = c
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for cn, cv := range(colornames.Map) {
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if cn == vars["nameto"] {
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c[0] = cv.R
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c[1] = cv.G
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c[2] = cv.B
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}
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}
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e.SecondColour = c
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globalQueue <- e
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fmt.Fprint(response, "OKAY")
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}
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func HandleHTTP(queueChannel chan queue.QueueItem) {
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globalQueue = queueChannel
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r := mux.NewRouter()
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loggedRouter := handlers.LoggingHandler(os.Stdout, r)
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r.NotFoundHandler = http.HandlerFunc(NotFoundHandler)
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r.HandleFunc("/", RootHandler)
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r.HandleFunc("/healthz", HealthHandler)
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r.HandleFunc("/pattern/{pattern}", PatternHandler)
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r.HandleFunc("/pattern/{pattern}/{duration}", PatternHandler)
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r.HandleFunc("/pattern/{pattern}/{duration}/{speed}", PatternHandler)
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r.HandleFunc("/colour/{name}", ColourHandler)
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r.HandleFunc("/colour/{name}/{duration}", ColourHandler)
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r.HandleFunc("/color/{name}", ColourHandler)
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r.HandleFunc("/color/{name}/{duration}", ColourHandler)
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r.HandleFunc("/fade/{namefrom}/{nameto}", FadeHandler)
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r.HandleFunc("/fade/{namefrom}/{nameto}/{duration}", FadeHandler)
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http.Handle("/", r)
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srv := &http.Server{
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Handler: loggedRouter,
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Addr: "0.0.0.0:5353",
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WriteTimeout: 15 * time.Second,
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ReadTimeout: 15 * time.Second,
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}
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fmt.Println("Listening on 0.0.0.0:5353")
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srv.ListenAndServe()
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}
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