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package api
import (
"database/sql"
"fmt"
"log"
"net/http"
"os"
"time"
"git.simponic.xyz/simponic/phoneof/adapters/messaging"
"git.simponic.xyz/simponic/phoneof/api/chat"
"git.simponic.xyz/simponic/phoneof/api/template"
"git.simponic.xyz/simponic/phoneof/api/types"
"git.simponic.xyz/simponic/phoneof/args"
"git.simponic.xyz/simponic/phoneof/utils"
)
func LogRequestContinuation(context *types.RequestContext, req *http.Request, resp http.ResponseWriter) types.ContinuationChain {
return func(success types.Continuation, _failure types.Continuation) types.ContinuationChain {
context.Start = time.Now().UTC()
context.Id = utils.RandomId()
log.Println(req.Method, req.URL.Path, req.RemoteAddr, context.Id)
return success(context, req, resp)
}
}
func LogExecutionTimeContinuation(context *types.RequestContext, req *http.Request, resp http.ResponseWriter) types.ContinuationChain {
return func(success types.Continuation, _failure types.Continuation) types.ContinuationChain {
end := time.Now().UTC()
log.Println(context.Id, "took", end.Sub(context.Start))
return success(context, req, resp)
}
}
func HealthCheckContinuation(context *types.RequestContext, req *http.Request, resp http.ResponseWriter) types.ContinuationChain {
return func(success types.Continuation, _failure types.Continuation) types.ContinuationChain {
resp.WriteHeader(200)
resp.Write([]byte("healthy"))
return success(context, req, resp)
}
}
func FailurePassingContinuation(context *types.RequestContext, req *http.Request, resp http.ResponseWriter) types.ContinuationChain {
return func(_success types.Continuation, failure types.Continuation) types.ContinuationChain {
return failure(context, req, resp)
}
}
func IdContinuation(context *types.RequestContext, req *http.Request, resp http.ResponseWriter) types.ContinuationChain {
return func(success types.Continuation, _failure types.Continuation) types.ContinuationChain {
return success(context, req, resp)
}
}
func CacheControlMiddleware(next http.Handler, maxAge int) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
header := fmt.Sprintf("public, max-age=%d", maxAge)
w.Header().Set("Cache-Control", header)
next.ServeHTTP(w, r)
})
}
func MakeMux(argv *args.Arguments, dbConn *sql.DB) *http.ServeMux {
mux := http.NewServeMux()
staticFileServer := http.FileServer(http.Dir(argv.StaticPath))
mux.Handle("GET /static/", http.StripPrefix("/static/", CacheControlMiddleware(staticFileServer, 3600)))
makeRequestContext := func() *types.RequestContext {
return &types.RequestContext{
DBConn: dbConn,
Args: argv,
TemplateData: &map[string]interface{}{},
}
}
mux.HandleFunc("GET /health", func(w http.ResponseWriter, r *http.Request) {
requestContext := makeRequestContext()
LogRequestContinuation(requestContext, r, w)(HealthCheckContinuation, FailurePassingContinuation)(LogExecutionTimeContinuation, LogExecutionTimeContinuation)(IdContinuation, IdContinuation)
})
mux.HandleFunc("GET /", func(w http.ResponseWriter, r *http.Request) {
requestContext := makeRequestContext()
templateFile := "home.html"
LogRequestContinuation(requestContext, r, w)(template.TemplateContinuation(templateFile, true), FailurePassingContinuation)(LogExecutionTimeContinuation, LogExecutionTimeContinuation)(IdContinuation, IdContinuation)
})
mux.HandleFunc("POST /chat/me", func(w http.ResponseWriter, r *http.Request) {
requestContext := makeRequestContext()
LogRequestContinuation(requestContext, r, w)(chat.ValidateFren, FailurePassingContinuation)(template.TemplateContinuation("chat.html", true), FailurePassingContinuation)(LogExecutionTimeContinuation, LogExecutionTimeContinuation)(IdContinuation, IdContinuation)
})
mux.HandleFunc("GET /chat/messages", func(w http.ResponseWriter, r *http.Request) {
requestContext := makeRequestContext()
LogRequestContinuation(requestContext, r, w)(chat.ValidateFren, FailurePassingContinuation)(chat.FetchMessagesContinuation, FailurePassingContinuation)(template.TemplateContinuation("messages.html", false), FailurePassingContinuation)(LogExecutionTimeContinuation, LogExecutionTimeContinuation)(IdContinuation, IdContinuation)
})
messageHandler := messaging.HttpSmsMessagingAdapter{
ApiToken: os.Getenv("HTTPSMS_API_TOKEN"),
FromPhoneNumber: os.Getenv("FROM_PHONE_NUMBER"),
ToPhoneNumber: os.Getenv("TO_PHONE_NUMBER"),
Endpoint: argv.HttpSmsEndpoint,
}
sendMessageContinuation := chat.SendMessageContinuation(&messageHandler)
mux.HandleFunc("POST /chat", func(w http.ResponseWriter, r *http.Request) {
requestContext := makeRequestContext()
LogRequestContinuation(requestContext, r, w)(chat.ValidateFren, FailurePassingContinuation)(sendMessageContinuation, FailurePassingContinuation)(template.TemplateContinuation("chat.html", true), FailurePassingContinuation)(LogExecutionTimeContinuation, LogExecutionTimeContinuation)(IdContinuation, IdContinuation)
})
smsEventProcessor := chat.ChatEventProcessorContinuation(os.Getenv("HTTPSMS_SIGNING_KEY"))
mux.HandleFunc("POST /chat/event", func(w http.ResponseWriter, r *http.Request) {
requestContext := makeRequestContext()
LogRequestContinuation(requestContext, r, w)(smsEventProcessor, FailurePassingContinuation)(LogExecutionTimeContinuation, LogExecutionTimeContinuation)(IdContinuation, IdContinuation)
})
return mux
}
|
