110 lines
2.4 KiB
Go
110 lines
2.4 KiB
Go
package web
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import (
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"bytes"
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"encoding/json"
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"fmt"
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"net/http"
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"time"
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"github.com/gin-gonic/gin"
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"fastbin/internal/pkg/env"
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"fastbin/internal/web/views"
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)
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type api_write_response struct {
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Key string `json:"key"`
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}
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type api_read_response struct {
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Error string `json:"error"`
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Text string `json:"text"`
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}
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func NewServer(port int) *http.Server {
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API_URL := env.GetEnv("API_URL", "localhost:8080")
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r := gin.Default()
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engineHTMLRenderer := r.HTMLRender
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r.HTMLRender = &HTMLTemplRenderer{FallbackHtmlRenderer: engineHTMLRenderer}
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r.StaticFS("/assets", http.FS(Files))
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r.GET("/", func(ctx *gin.Context) {
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ctx.HTML(http.StatusOK, "", views.Write())
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})
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r.POST("/", func(ctx *gin.Context) {
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text := ctx.Request.FormValue("text")
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postBody, _ := json.Marshal(map[string]string{
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"text": text,
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})
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url := API_URL + "/write"
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response, err := http.Post(url, "application/json", bytes.NewBuffer(postBody))
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if err != nil {
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ctx.Redirect(http.StatusTemporaryRedirect, "/500")
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}
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var api_res api_write_response
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decoder := json.NewDecoder(response.Body)
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err = decoder.Decode(&api_res)
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if err != nil {
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ctx.Redirect(http.StatusTemporaryRedirect, "/500")
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}
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if response.StatusCode == http.StatusOK {
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ctx.Writer.Header().Add("Hx-Redirect", api_res.Key)
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} else {
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ctx.Redirect(http.StatusTemporaryRedirect, "/500")
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}
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})
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r.GET("/404", func(ctx *gin.Context) {
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ctx.HTML(http.StatusOK, "", views.NotFound())
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})
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r.GET("/500", func(ctx *gin.Context) {
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ctx.HTML(http.StatusOK, "", views.ServerError())
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})
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r.GET("/:key", func(ctx *gin.Context) {
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url := API_URL + "/read/" + ctx.Param("key")
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response, err := http.Get(url)
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if err != nil {
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ctx.Redirect(http.StatusTemporaryRedirect, "/500")
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}
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var api_res api_read_response
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decoder := json.NewDecoder(response.Body)
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err = decoder.Decode(&api_res)
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if err != nil {
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ctx.Redirect(http.StatusTemporaryRedirect, "/500")
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}
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if response.StatusCode == http.StatusOK {
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ctx.HTML(http.StatusOK, "", views.Read(api_res.Text))
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} else if response.StatusCode == http.StatusNotFound {
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ctx.Redirect(http.StatusTemporaryRedirect, "/404")
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} else {
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ctx.Redirect(http.StatusTemporaryRedirect, "/500")
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}
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})
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server := &http.Server{
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Addr: fmt.Sprintf(":%d", port),
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Handler: r,
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IdleTimeout: time.Minute,
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ReadTimeout: 10 * time.Second,
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WriteTimeout: 30 * time.Second,
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}
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return server
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}
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