package httpmw

import (

"context"

"net/http"

"cdr.dev/slog"

"github.com/coder/coder/v2/coderd/database"

"github.com/coder/coder/v2/coderd/httpapi"

"github.com/coder/coder/v2/coderd/httpmw/loggermw"

"github.com/coder/coder/v2/codersdk"

)

type taskParamContextKey struct{}

// TaskParam returns the task from the ExtractTaskParam handler.

func TaskParam(r *http.Request) database.Task {

task, ok := r.Context().Value(taskParamContextKey{}).(database.Task)

if !ok {

panic("developer error: task param middleware not provided")

}

return task

}

// ExtractTaskParam grabs a task from the "task" URL parameter by UUID.

func ExtractTaskParam(db database.Store) func(http.Handler) http.Handler {

return func(next http.Handler) http.Handler {

return http.HandlerFunc(func(rw http.ResponseWriter, r *http.Request) {

ctx := r.Context()

taskID, parsed := ParseUUIDParam(rw, r, "task")

if !parsed {

return

}

task, err := db.GetTaskByID(ctx, taskID)

if err != nil {

if httpapi.Is404Error(err) {

httpapi.ResourceNotFound(rw)

return

}

httpapi.Write(ctx, rw, http.StatusInternalServerError, codersdk.Response{

Message: "Internal error fetching task.",

Detail: err.Error(),

})

return

}

ctx = context.WithValue(ctx, taskParamContextKey{}, task)

if rlogger := loggermw.RequestLoggerFromContext(ctx); rlogger != nil {

rlogger.WithFields(slog.F("task_id", task.ID), slog.F("task_name", task.Name))

}

next.ServeHTTP(rw, r.WithContext(ctx))

})

}

}