From 4c04177c05355ddb92d3d31a4c5cfbaa86555a13 Mon Sep 17 00:00:00 2001
From: Brian Picciano <mediocregopher@gmail.com>
Date: Sat, 14 May 2022 16:14:11 -0600
Subject: Move template rendering logic into api package

---
 srv/src/api/apiutils/apiutils.go | 112 ---------------------------------------
 1 file changed, 112 deletions(-)
 delete mode 100644 srv/src/api/apiutils/apiutils.go

(limited to 'srv/src/api/apiutils/apiutils.go')

diff --git a/srv/src/api/apiutils/apiutils.go b/srv/src/api/apiutils/apiutils.go
deleted file mode 100644
index 223c2b9..0000000
--- a/srv/src/api/apiutils/apiutils.go
+++ /dev/null
@@ -1,112 +0,0 @@
-// Package apiutils contains utilities which are useful for implementing api
-// endpoints.
-package apiutils
-
-import (
-	"context"
-	"crypto/rand"
-	"encoding/hex"
-	"encoding/json"
-	"errors"
-	"fmt"
-	"net/http"
-	"strconv"
-
-	"github.com/mediocregopher/mediocre-go-lib/v2/mlog"
-)
-
-type loggerCtxKey int
-
-// SetRequestLogger sets the given Logger onto the given Request's Context,
-// returning a copy.
-func SetRequestLogger(r *http.Request, logger *mlog.Logger) *http.Request {
-	ctx := r.Context()
-	ctx = context.WithValue(ctx, loggerCtxKey(0), logger)
-	return r.WithContext(ctx)
-}
-
-// GetRequestLogger returns the Logger which was set by SetRequestLogger onto
-// this Request, or nil.
-func GetRequestLogger(r *http.Request) *mlog.Logger {
-	ctx := r.Context()
-	logger, _ := ctx.Value(loggerCtxKey(0)).(*mlog.Logger)
-	if logger == nil {
-		logger = mlog.Null
-	}
-	return logger
-}
-
-// JSONResult writes the JSON encoding of the given value as the response body.
-func JSONResult(rw http.ResponseWriter, r *http.Request, v interface{}) {
-	b, err := json.Marshal(v)
-	if err != nil {
-		InternalServerError(rw, r, err)
-		return
-	}
-	b = append(b, '\n')
-
-	rw.Header().Set("Content-Type", "application/json")
-	rw.Write(b)
-}
-
-// BadRequest writes a 400 status and a JSON encoded error struct containing the
-// given error as the response body.
-func BadRequest(rw http.ResponseWriter, r *http.Request, err error) {
-	GetRequestLogger(r).Warn(r.Context(), "bad request", err)
-
-	rw.WriteHeader(400)
-	JSONResult(rw, r, struct {
-		Error string `json:"error"`
-	}{
-		Error: err.Error(),
-	})
-}
-
-// InternalServerError writes a 500 status and a JSON encoded error struct
-// containing a generic error as the response body (though it will log the given
-// one).
-func InternalServerError(rw http.ResponseWriter, r *http.Request, err error) {
-	GetRequestLogger(r).Error(r.Context(), "internal server error", err)
-
-	rw.WriteHeader(500)
-	JSONResult(rw, r, struct {
-		Error string `json:"error"`
-	}{
-		Error: "internal server error",
-	})
-}
-
-// StrToInt parses the given string as an integer, or returns the given default
-// integer if the string is empty.
-func StrToInt(str string, defaultVal int) (int, error) {
-	if str == "" {
-		return defaultVal, nil
-	}
-	return strconv.Atoi(str)
-}
-
-// GetCookie returns the namd cookie's value, or the given default value if the
-// cookie is not set.
-//
-// This will only return an error if there was an unexpected error parsing the
-// Request's cookies.
-func GetCookie(r *http.Request, cookieName, defaultVal string) (string, error) {
-	c, err := r.Cookie(cookieName)
-	if errors.Is(err, http.ErrNoCookie) {
-		return defaultVal, nil
-	} else if err != nil {
-		return "", fmt.Errorf("reading cookie %q: %w", cookieName, err)
-	}
-
-	return c.Value, nil
-}
-
-// RandStr returns a human-readable random string with the given number of bytes
-// of randomness.
-func RandStr(numBytes int) string {
-	b := make([]byte, numBytes)
-	if _, err := rand.Read(b); err != nil {
-		panic(err)
-	}
-	return hex.EncodeToString(b)
-}
-- 
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