#!/usr/bin/env bash
# =============================================================================
# test-endpoints.sh
# Tests all Webzine endpoints and reports which ones exceed the threshold.
#
# Usage:
#   ./scripts/test-endpoints.sh [BASE_URL] [MAX_MS]
#
# Examples:
#   ./scripts/test-endpoints.sh                          # defaults: localhost:5038, 1000ms
#   ./scripts/test-endpoints.sh http://localhost:5038 500
# =============================================================================

set -euo pipefail

BASE_URL="${1:-http://localhost:5038}"
MAX_MS="${2:-1000}"
REPORT_FILE="/tmp/webzine_endpoint_report.txt"
FAILED=0
TOTAL=0

# ── Colours ──────────────────────────────────────────────────────────────────
RED='\033[0;31m'
YELLOW='\033[1;33m'
GREEN='\033[0;32m'
CYAN='\033[0;36m'
BOLD='\033[1m'
RESET='\033[0m'

# ── Helpers ──────────────────────────────────────────────────────────────────
log()  { echo -e "$*"; }
pass() { log "${GREEN}[PASS]${RESET} $*"; }
fail() { log "${RED}[FAIL]${RESET} $*"; FAILED=$((FAILED + 1)); }
slow() { log "${YELLOW}[SLOW]${RESET} $*"; FAILED=$((FAILED + 1)); }
info() { log "${CYAN}$*${RESET}"; }

# ── check_endpoint ────────────────────────────────────────────────────────────
# Arguments:
#   $1  HTTP method   (GET | POST)
#   $2  URL           (absolute)
#   $3  Label         (human-readable)
#   $4  Body data     (optional, for POST)
#   $5  Content-Type  (optional, default: application/x-www-form-urlencoded)
# ─────────────────────────────────────────────────────────────────────────────
check_endpoint() {
  local METHOD="${1:-GET}"
  local URL="$2"
  local LABEL="$3"
  local BODY="${4:-}"
  local CONTENT_TYPE="${5:-application/x-www-form-urlencoded}"

  TOTAL=$((TOTAL + 1))

  if [ "$METHOD" = "POST" ] && [ -n "$BODY" ]; then
    RESPONSE=$(curl -s -o /dev/null \
      -w "%{http_code}|%{time_total}" \
      -X POST \
      -H "Content-Type: $CONTENT_TYPE" \
      -d "$BODY" \
      --max-time 10 \
      "$URL" 2>&1) || RESPONSE="000|9.999"
  else
    RESPONSE=$(curl -s -o /dev/null \
      -w "%{http_code}|%{time_total}" \
      -X GET \
      --max-time 10 \
      --location \
      "$URL" 2>&1) || RESPONSE="000|9.999"
  fi

  HTTP_CODE=$(echo "$RESPONSE" | cut -d'|' -f1)
  TIME_TOTAL=$(echo "$RESPONSE" | cut -d'|' -f2)

  # Convert to integer milliseconds — awk is locale-safe, no bc/printf decimal issues
  TIME_MS=$(awk "BEGIN {printf \"%.0f\", $TIME_TOTAL * 1000}")

  # Evaluate result
  if [ "${HTTP_CODE:-0}" -ge 500 ] 2>/dev/null; then
    slow "$LABEL  →  HTTP $HTTP_CODE  (${TIME_MS}ms)"
    echo "[FAIL] $LABEL → HTTP $HTTP_CODE  (${TIME_MS}ms)" >> "$REPORT_FILE"
  elif [ "${TIME_MS:-99999}" -gt "$MAX_MS" ] 2>/dev/null; then
    slow "$LABEL  →  ${TIME_MS}ms  exceeds ${MAX_MS}ms threshold"
    echo "[SLOW] $LABEL → ${TIME_MS}ms (limit: ${MAX_MS}ms)" >> "$REPORT_FILE"
  else
    pass "$LABEL  →  ${TIME_MS}ms"
    echo "[OK]   $LABEL → ${TIME_MS}ms" >> "$REPORT_FILE"
  fi
}

# =============================================================================
# MAIN
# =============================================================================

# Initialise report
> "$REPORT_FILE"
cat >> "$REPORT_FILE" <<EOF
=== Webzine Endpoint Performance Report ===
Base URL : $BASE_URL
Threshold: ${MAX_MS}ms
Date     : $(date -u +"%Y-%m-%dT%H:%M:%SZ")

EOF

log ""
info "╔══════════════════════════════════════════════════════════╗"
info "║   Webzine  –  Endpoint Performance Test                  ║"
info "╚══════════════════════════════════════════════════════════╝"
info "  Base URL : $BASE_URL"
info "  Threshold: ${MAX_MS}ms"
log ""

# ── PUBLIC SECTION ────────────────────────────────────────────────────────────
info "── Public endpoints ──────────────────────────────────────"

check_endpoint GET "$BASE_URL/"                         "GET  /  (Accueil)"
check_endpoint GET "$BASE_URL/Accueil"                  "GET  /Accueil"
check_endpoint GET "$BASE_URL/Contact"                  "GET  /Contact"

log ""
info "── Titre – Détails ───────────────────────────────────────"
for ID in 1 2 3 4 5; do
  check_endpoint GET "$BASE_URL/titre/$ID"              "GET  /titre/$ID"
done

log ""
info "── Titre – Par style ─────────────────────────────────────"
STYLES=("Rock" "Pop" "Rap" "Jazz" "Metal" "Electronic" "Hip-Hop" "Soul" "Funk")
for STYLE in "${STYLES[@]}"; do
  ENCODED=$(python3 -c "import urllib.parse; print(urllib.parse.quote('$STYLE'))" 2>/dev/null || echo "$STYLE")
  check_endpoint GET "$BASE_URL/titre/style/$ENCODED"   "GET  /titre/style/$STYLE"
done

log ""
info "── Artiste ───────────────────────────────────────────────"
ARTISTES=("fatal-bazooka" "daft-punk" "justice" "kraftwerk")
for ARTISTE in "${ARTISTES[@]}"; do
  check_endpoint GET "$BASE_URL/artiste/$ARTISTE"       "GET  /artiste/$ARTISTE"
done

log ""
info "── Recherche (POST) ──────────────────────────────────────"
MOTS=("rock" "jazz" "pop" "metal")
for MOT in "${MOTS[@]}"; do
  check_endpoint POST "$BASE_URL/recherche" \
    "POST /recherche (mot=$MOT)" \
    "mot=$MOT"
done

log ""

# ── ADMINISTRATION SECTION ────────────────────────────────────────────────────
info "── Administration – Dashboard ────────────────────────────"
check_endpoint GET "$BASE_URL/Administration/Dashboard"           "GET  /Administration/Dashboard"

log ""
info "── Administration – Artiste ──────────────────────────────"
check_endpoint GET "$BASE_URL/Administration/Artiste"             "GET  /Administration/Artiste (Index)"
check_endpoint GET "$BASE_URL/Administration/Artiste/Create"      "GET  /Administration/Artiste/Create"
check_endpoint GET "$BASE_URL/Administration/Artiste/Edit/1"      "GET  /Administration/Artiste/Edit/1"
check_endpoint GET "$BASE_URL/Administration/Artiste/Delete/1"    "GET  /Administration/Artiste/Delete/1"

log ""
info "── Administration – Commentaire ──────────────────────────"
check_endpoint GET "$BASE_URL/Administration/Commentaire"         "GET  /Administration/Commentaire (Index)"
check_endpoint GET "$BASE_URL/Administration/Commentaire/Delete/1" \
                                                                  "GET  /Administration/Commentaire/Delete/1"

log ""
info "── Administration – Style ────────────────────────────────"
check_endpoint GET "$BASE_URL/Administration/Style"               "GET  /Administration/Style (Index)"
check_endpoint GET "$BASE_URL/Administration/Style/Create"        "GET  /Administration/Style/Create"
check_endpoint GET "$BASE_URL/Administration/Style/Edit/1"        "GET  /Administration/Style/Edit/1"
check_endpoint GET "$BASE_URL/Administration/Style/Delete/1"      "GET  /Administration/Style/Delete/1"

log ""
info "── Administration – Titre ────────────────────────────────"
check_endpoint GET "$BASE_URL/Administration/Titre"               "GET  /Administration/Titre (Index)"
check_endpoint GET "$BASE_URL/Administration/Titre/Create"        "GET  /Administration/Titre/Create"
check_endpoint GET "$BASE_URL/Administration/Titre/Edit/1"        "GET  /Administration/Titre/Edit/1"
check_endpoint GET "$BASE_URL/Administration/Titre/Delete/1"      "GET  /Administration/Titre/Delete/1"

# ── SUMMARY ───────────────────────────────────────────────────────────────────
PASSED=$((TOTAL - FAILED))

log ""
info "╔══════════════════════════════════════════════════════════╗"
info "║   Results                                                ║"
info "╚══════════════════════════════════════════════════════════╝"
log "  Total  : ${TOTAL}"
log "  ${GREEN}Passed${RESET}  : ${PASSED}"

if [ "$FAILED" -gt 0 ]; then
  log "  ${RED}Failed${RESET}  : ${FAILED}"
  log ""
  log "${RED}${BOLD}❌ FAILED ENDPOINTS:${RESET}"
  grep -E "^\[(FAIL|SLOW)\]" "$REPORT_FILE" | while IFS= read -r line; do
    log "  ${RED}→${RESET} $line"
  done
  log ""
  log "${RED}PR should be rejected. Fix the endpoints above.${RESET}"
else
  log "  ${GREEN}Failed${RESET}  : 0"
  log ""
  log "${GREEN}${BOLD}✅ All endpoints are within the ${MAX_MS}ms threshold.${RESET}"
fi

log ""
log "Full report saved to: ${REPORT_FILE}"
log ""

# Write summary to report
cat >> "$REPORT_FILE" <<EOF

=== Summary ===
Total : $TOTAL
Passed: $PASSED
Failed: $FAILED
EOF

# Exit with failure code so CI picks it up
exit "$FAILED"