70 lines
1.6 KiB
Go
70 lines
1.6 KiB
Go
package server
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import (
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"net/http"
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"strings"
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lib "git.sr.ht/~cco/go-scopes"
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"git.sr.ht/~cco/go-scopes/core"
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"git.sr.ht/~cco/go-scopes/core/message"
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"github.com/gin-gonic/gin"
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)
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type ServerState struct {
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server *http.Server
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}
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func Start(ctx lib.Context) {
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gin.SetMode(gin.ReleaseMode)
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lib.GetCfg[*Cfg](ctx).BaseCfg.WithDoneHandler(HandleDone)
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Serve(ctx)
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lib.RunCtx(ctx, core.Listen)
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}
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func HandleDone(ctx lib.Context) bool {
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lib.GetState[*ServerState](ctx).server.Shutdown(ctx)
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return false
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}
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func Serve(ctx lib.Context) {
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r := gin.New()
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r.Use(gin.Recovery())
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r.Use(Logger(ctx))
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cfg := ctx.Config().(*Cfg)
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for _, rcfg := range cfg.routes {
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setRoute(ctx, rcfg, r)
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}
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srv := &http.Server{
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Addr: ":8123",
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Handler: r,
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}
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ctx.WithState(&ServerState{
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server: srv,
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})
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lib.RunCtx(ctx, func(ctx lib.Context) {
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srv.ListenAndServe()
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})
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}
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func setRoute(ctx lib.Context, rcfg routeCfg, r *gin.Engine) {
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switch spec := rcfg.spec.(type) {
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case *fsSpec:
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r.Static(rcfg.path, spec.docRoot)
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case lib.Config:
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r.Match(rcfg.methods, rcfg.path+"/*msg", func(c *gin.Context) {
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handle(ctx, spec, c)
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})
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}
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}
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// scopes standard request (= message) handler implementation
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func handle(ctx lib.Context, cfg lib.Config, gc *gin.Context) {
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head := strings.Split(gc.Param("msg"), "/")[1:]
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cctx := ctx.ChildContext(cfg)
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msg := message.New(head...).WithSender(cctx)
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//fmt.Printf("*** RCell called: msg: %+v, method: %s\n", msg, gc.Request.Method)
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core.HandleMessage(cctx, msg)
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// if cfg.sync: wait for response message
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gc.String(http.StatusOK, "Hello World")
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}
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