#!/bin/bash

# ThrillWiki Hybrid Filtering Endpoints Test Script
# Tests the newly synchronized Parks and Rides hybrid filtering endpoints
# 
# Usage: ./test_hybrid_endpoints.sh [BASE_URL]
# Default BASE_URL: http://localhost:8000

set -e

# Configuration
BASE_URL="${1:-http://localhost:8000}"
VERBOSE=true

# Colors for output
RED='\033[0;31m'
GREEN='\033[0;32m'
BLUE='\033[0;34m'
YELLOW='\033[1;33m'
PURPLE='\033[0;35m'
CYAN='\033[0;36m'
NC='\033[0m' # No Color

# Helper functions
print_header() {
    local title="$1"
    local level="${2:-1}"
    
    case $level in
        1) echo -e "\n${BLUE}================================================================================${NC}"
           echo -e "${BLUE}$title${NC}"
           echo -e "${BLUE}================================================================================${NC}" ;;
        2) echo -e "\n${CYAN}--------------------------------------------------------------------------------${NC}"
           echo -e "${CYAN}$title${NC}"
           echo -e "${CYAN}--------------------------------------------------------------------------------${NC}" ;;
        3) echo -e "\n${YELLOW}$title${NC}"
           echo -e "${YELLOW}$(echo "$title" | sed 's/./~/g')${NC}" ;;
    esac
}

print_endpoint() {
    local method="$1"
    local url="$2"
    echo -e "\n${PURPLE}🔗 ENDPOINT:${NC} ${GREEN}$method${NC} $url"
}

print_description() {
    local desc="$1"
    echo -e "${CYAN}📋 DESCRIPTION:${NC} $desc"
}

make_request() {
    local method="$1"
    local url="$2"
    local description="$3"
    
    print_endpoint "$method" "$url"
    print_description "$description"
    
    echo -e "\n${YELLOW}📤 REQUEST:${NC}"
    echo "curl -X $method \\"
    echo "  -H 'Accept: application/json' \\"
    echo "  -H 'Content-Type: application/json' \\"
    echo "  '$url'"
    
    echo -e "\n${YELLOW}📥 RESPONSE:${NC}"
    
    # Make the actual request
    response=$(curl -s -w "\n%{http_code}" -X "$method" \
        -H "Accept: application/json" \
        -H "Content-Type: application/json" \
        "$url")
    
    # Extract status code and body
    status_code=$(echo "$response" | tail -n1)
    body=$(echo "$response" | sed '$d')
    
    # Print status
    if [[ "$status_code" -ge 200 && "$status_code" -lt 300 ]]; then
        echo -e "${GREEN}✅ SUCCESS: HTTP $status_code${NC}"
    else
        echo -e "${RED}❌ ERROR: HTTP $status_code${NC}"
    fi
    
    # Pretty print JSON response
    if command -v jq >/dev/null 2>&1; then
        echo "$body" | jq '.'
    else
        echo "$body"
    fi
    
    # Extract and display key metrics
    if command -v jq >/dev/null 2>&1 && [[ "$status_code" -ge 200 && "$status_code" -lt 300 ]]; then
        echo -e "\n${CYAN}📊 RESPONSE SUMMARY:${NC}"
        
        # Total count
        total_count=$(echo "$body" | jq -r '.total_count // empty')
        if [[ -n "$total_count" ]]; then
            echo -e "   • Total Count: ${GREEN}$total_count${NC}"
        fi
        
        # Strategy
        strategy=$(echo "$body" | jq -r '.strategy // empty')
        if [[ -n "$strategy" ]]; then
            if [[ "$strategy" == "client_side" ]]; then
                echo -e "   • Strategy: ${GREEN}🖥️  $strategy${NC}"
            else
                echo -e "   • Strategy: ${BLUE}🌐 $strategy${NC}"
            fi
        fi
        
        # Has more
        has_more=$(echo "$body" | jq -r '.has_more // empty')
        if [[ -n "$has_more" ]]; then
            if [[ "$has_more" == "true" ]]; then
                echo -e "   • Has More: ${YELLOW}➡️  $has_more${NC}"
            else
                echo -e "   • Has More: ${GREEN}🏁 $has_more${NC}"
            fi
        fi
        
        # Next offset
        next_offset=$(echo "$body" | jq -r '.next_offset // empty')
        if [[ -n "$next_offset" && "$next_offset" != "null" ]]; then
            echo -e "   • Next Offset: ${CYAN}$next_offset${NC}"
        fi
        
        # Data counts
        parks_count=$(echo "$body" | jq -r '.parks | length // empty' 2>/dev/null)
        if [[ -n "$parks_count" ]]; then
            echo -e "   • Parks Returned: ${GREEN}$parks_count${NC}"
        fi
        
        rides_count=$(echo "$body" | jq -r '.rides | length // empty' 2>/dev/null)
        if [[ -n "$rides_count" ]]; then
            echo -e "   • Rides Returned: ${GREEN}$rides_count${NC}"
        fi
        
        # Filter metadata summary
        if echo "$body" | jq -e '.filter_metadata' >/dev/null 2>&1; then
            echo -e "   • Filter Metadata: ${GREEN}✅ Available${NC}"
            
            # Count categorical options
            countries=$(echo "$body" | jq -r '.filter_metadata.categorical.countries | length // 0' 2>/dev/null)
            states=$(echo "$body" | jq -r '.filter_metadata.categorical.states | length // 0' 2>/dev/null)
            categories=$(echo "$body" | jq -r '.filter_metadata.categorical.categories | length // 0' 2>/dev/null)
            
            if [[ "$countries" -gt 0 ]]; then
                echo -e "     - Countries: ${CYAN}$countries${NC}"
            fi
            if [[ "$states" -gt 0 ]]; then
                echo -e "     - States: ${CYAN}$states${NC}"
            fi
            if [[ "$categories" -gt 0 ]]; then
                echo -e "     - Categories: ${CYAN}$categories${NC}"
            fi
        fi
    fi
    
    echo -e "\n${PURPLE}$(printf '%.0s-' {1..80})${NC}"
}

# Main test execution
main() {
    print_header "THRILLWIKI HYBRID FILTERING ENDPOINTS TEST SUITE" 1
    echo -e "Testing endpoints at: ${GREEN}$BASE_URL${NC}"
    echo -e "Timestamp: ${CYAN}$(date)${NC}"
    
    # Check if server is running
    echo -e "\n${YELLOW}🔍 Checking server availability...${NC}"
    if ! curl -s --connect-timeout 5 "$BASE_URL" >/dev/null; then
        echo -e "${RED}❌ Server not available at $BASE_URL${NC}"
        echo -e "${YELLOW}💡 Make sure to start the Django server first:${NC}"
        echo -e "   cd backend && uv run manage.py runserver_plus"
        exit 1
    fi
    echo -e "${GREEN}✅ Server is running${NC}"
    
    # ========================================================================
    # PARKS HYBRID FILTERING TESTS
    # ========================================================================
    
    print_header "PARKS HYBRID FILTERING TESTS" 1
    
    # Test 1: Basic Parks Hybrid Filtering
    make_request "GET" \
        "$BASE_URL/api/v1/parks/hybrid/" \
        "Basic hybrid filtering with no parameters - demonstrates automatic strategy selection"
    
    # Test 2: Parks with Search Filter
    make_request "GET" \
        "$BASE_URL/api/v1/parks/hybrid/?search=disney" \
        "Search for parks containing 'disney' - tests full-text search functionality"
    
    # Test 3: Parks with Status Filter
    make_request "GET" \
        "$BASE_URL/api/v1/parks/hybrid/?status=OPERATING,CLOSED_TEMP" \
        "Filter parks by multiple statuses - tests comma-separated list parameters"
    
    # Test 4: Parks with Geographic Filters
    make_request "GET" \
        "$BASE_URL/api/v1/parks/hybrid/?country=United%20States&state=Florida,California" \
        "Filter parks by country and multiple states - tests geographic filtering"
    
    # Test 5: Parks with Numeric Range Filters
    make_request "GET" \
        "$BASE_URL/api/v1/parks/hybrid/?opening_year_min=1990&opening_year_max=2020&rating_min=4.0" \
        "Filter parks by opening year range and minimum rating - tests numeric range filtering"
    
    # Test 6: Parks with Size and Ride Count Filters
    make_request "GET" \
        "$BASE_URL/api/v1/parks/hybrid/?size_min=100&ride_count_min=10&coaster_count_min=5" \
        "Filter parks by minimum size, ride count, and coaster count - tests park statistics filtering"
    
    # Test 7: Parks with Operator Filter
    make_request "GET" \
        "$BASE_URL/api/v1/parks/hybrid/?operator=disney,universal" \
        "Filter parks by operator slugs - tests company relationship filtering"
    
    # Test 8: Parks Progressive Loading (with offset)
    make_request "GET" \
        "$BASE_URL/api/v1/parks/hybrid/?offset=50" \
        "Progressive loading starting at offset 50 - tests server-side pagination"
    
    # Test 9: Parks Filter Metadata
    make_request "GET" \
        "$BASE_URL/api/v1/parks/hybrid/filter-metadata/" \
        "Get comprehensive filter metadata for parks - provides all available filter options and ranges"
    
    # Test 10: Parks Scoped Filter Metadata
    make_request "GET" \
        "$BASE_URL/api/v1/parks/hybrid/filter-metadata/?scoped=true&country=United%20States" \
        "Get filter metadata scoped to US parks - demonstrates dynamic metadata based on current filters"
    
    # ========================================================================
    # RIDES HYBRID FILTERING TESTS
    # ========================================================================
    
    print_header "RIDES HYBRID FILTERING TESTS" 1
    
    # Test 1: Basic Rides Hybrid Filtering
    make_request "GET" \
        "$BASE_URL/api/v1/rides/hybrid/" \
        "Basic hybrid filtering with no parameters - demonstrates automatic strategy selection for rides"
    
    # Test 2: Rides with Search Filter
    make_request "GET" \
        "$BASE_URL/api/v1/rides/hybrid/?search=coaster" \
        "Search for rides containing 'coaster' - tests full-text search across ride names and descriptions"
    
    # Test 3: Rides with Category Filter
    make_request "GET" \
        "$BASE_URL/api/v1/rides/hybrid/?category=RC,DR" \
        "Filter rides by categories (Roller Coaster, Dark Ride) - tests ride category filtering"
    
    # Test 4: Rides with Status and Park Filters
    make_request "GET" \
        "$BASE_URL/api/v1/rides/hybrid/?status=OPERATING&park_slug=cedar-point" \
        "Filter operating rides at Cedar Point - tests status and park-specific filtering"
    
    # Test 5: Rides with Manufacturer and Designer Filters
    make_request "GET" \
        "$BASE_URL/api/v1/rides/hybrid/?manufacturer=bolliger-mabillard&designer=bolliger-mabillard" \
        "Filter rides by B&M as manufacturer and designer - tests company relationship filtering"
    
    # Test 6: Rides with Roller Coaster Specific Filters
    make_request "GET" \
        "$BASE_URL/api/v1/rides/hybrid/?roller_coaster_type=INVERTED,FLYING&track_material=STEEL&has_inversions=true" \
        "Filter inverted/flying steel coasters with inversions - tests roller coaster specific attributes"
    
    # Test 7: Rides with Height and Speed Filters
    make_request "GET" \
        "$BASE_URL/api/v1/rides/hybrid/?height_ft_min=200&speed_mph_min=70&inversions_min=4" \
        "Filter tall, fast coasters with multiple inversions - tests numeric performance filtering"
    
    # Test 8: Rides with Rating and Capacity Filters
    make_request "GET" \
        "$BASE_URL/api/v1/rides/hybrid/?rating_min=4.5&capacity_min=1000&opening_year_min=2000" \
        "Filter highly-rated, high-capacity modern rides - tests quality and operational metrics"
    
    # Test 9: Rides with Height Requirement Filters
    make_request "GET" \
        "$BASE_URL/api/v1/rides/hybrid/?height_requirement_min=48&height_requirement_max=54" \
        "Filter rides by height requirements (48-54 inches) - tests accessibility filtering"
    
    # Test 10: Rides Progressive Loading
    make_request "GET" \
        "$BASE_URL/api/v1/rides/hybrid/?offset=25&category=RC" \
        "Progressive loading of roller coasters starting at offset 25 - tests server-side pagination with filters"
    
    # Test 11: Rides Filter Metadata
    make_request "GET" \
        "$BASE_URL/api/v1/rides/hybrid/filter-metadata/" \
        "Get comprehensive filter metadata for rides - provides all available filter options and ranges"
    
    # Test 12: Rides Scoped Filter Metadata
    make_request "GET" \
        "$BASE_URL/api/v1/rides/hybrid/filter-metadata/?scoped=true&category=RC" \
        "Get filter metadata scoped to roller coasters - demonstrates dynamic metadata for specific categories"
    
    # ========================================================================
    # COMPLEX COMBINATION TESTS
    # ========================================================================
    
    print_header "COMPLEX COMBINATION TESTS" 1
    
    # Test 1: Parks with All Filter Types
    make_request "GET" \
        "$BASE_URL/api/v1/parks/hybrid/?search=theme&status=OPERATING&country=United%20States&opening_year_min=1980&rating_min=4.0&size_min=50&ride_count_min=20" \
        "Complex parks query combining search, status, geographic, temporal, rating, and size filters"
    
    # Test 2: Rides with All Filter Types
    make_request "GET" \
        "$BASE_URL/api/v1/rides/hybrid/?search=steel&category=RC&status=OPERATING&roller_coaster_type=SITDOWN&track_material=STEEL&height_ft_min=100&speed_mph_min=50&rating_min=4.0&has_inversions=false" \
        "Complex rides query combining search, category, status, coaster type, materials, performance, and rating filters"
    
    # ========================================================================
    # EDGE CASE TESTS
    # ========================================================================
    
    print_header "EDGE CASE TESTS" 1
    
    # Test 1: Empty Results
    make_request "GET" \
        "$BASE_URL/api/v1/parks/hybrid/?search=nonexistentpark12345" \
        "Search for non-existent park - tests empty result handling"
    
    # Test 2: Invalid Parameters
    make_request "GET" \
        "$BASE_URL/api/v1/rides/hybrid/?height_ft_min=invalid&rating_min=15" \
        "Invalid numeric parameters - tests parameter validation and error handling"
    
    # Test 3: Large Offset
    make_request "GET" \
        "$BASE_URL/api/v1/parks/hybrid/?offset=99999" \
        "Very large offset value - tests pagination boundary handling"
    
    # ========================================================================
    # PERFORMANCE COMPARISON TESTS
    # ========================================================================
    
    print_header "PERFORMANCE COMPARISON TESTS" 1
    
    echo -e "\n${CYAN}📊 Testing response times for different strategies...${NC}"
    
    # Time the requests
    echo -e "\n${YELLOW}⏱️  Timing Parks Hybrid Endpoint:${NC}"
    time curl -s -o /dev/null "$BASE_URL/api/v1/parks/hybrid/"
    
    echo -e "\n${YELLOW}⏱️  Timing Rides Hybrid Endpoint:${NC}"
    time curl -s -o /dev/null "$BASE_URL/api/v1/rides/hybrid/"
    
    echo -e "\n${YELLOW}⏱️  Timing Parks Filter Metadata:${NC}"
    time curl -s -o /dev/null "$BASE_URL/api/v1/parks/hybrid/filter-metadata/"
    
    echo -e "\n${YELLOW}⏱️  Timing Rides Filter Metadata:${NC}"
    time curl -s -o /dev/null "$BASE_URL/api/v1/rides/hybrid/filter-metadata/"
    
    # ========================================================================
    # SUMMARY
    # ========================================================================
    
    print_header "TEST SUITE SUMMARY" 1
    
    echo -e "${GREEN}✅ Test suite completed successfully!${NC}"
    echo -e "\n${CYAN}📋 ENDPOINTS TESTED:${NC}"
    echo -e "   • Parks Hybrid Filtering: ${GREEN}/api/v1/parks/hybrid/${NC}"
    echo -e "   • Parks Filter Metadata: ${GREEN}/api/v1/parks/hybrid/filter-metadata/${NC}"
    echo -e "   • Rides Hybrid Filtering: ${GREEN}/api/v1/rides/hybrid/${NC}"
    echo -e "   • Rides Filter Metadata: ${GREEN}/api/v1/rides/hybrid/filter-metadata/${NC}"
    
    echo -e "\n${CYAN}🔍 KEY FEATURES DEMONSTRATED:${NC}"
    echo -e "   • Automatic strategy selection (client-side vs server-side)"
    echo -e "   • Progressive loading for large datasets"
    echo -e "   • Comprehensive filter options (17+ parameters per domain)"
    echo -e "   • Dynamic filter metadata generation"
    echo -e "   • Consistent response formats across domains"
    echo -e "   • Full-text search capabilities"
    echo -e "   • Numeric range filtering"
    echo -e "   • Multi-value parameter support"
    echo -e "   • Geographic and temporal filtering"
    echo -e "   • Roller coaster specific filtering"
    echo -e "   • Error handling and validation"
    
    echo -e "\n${YELLOW}💡 NEXT STEPS:${NC}"
    echo -e "   • Integrate these endpoints into your frontend application"
    echo -e "   • Use filter metadata to build dynamic filter interfaces"
    echo -e "   • Implement progressive loading for better user experience"
    echo -e "   • Monitor performance and adjust thresholds as needed"
    
    echo -e "\n${PURPLE}🎉 Happy filtering! 🎢${NC}"
}

# Check dependencies
check_dependencies() {
    if ! command -v curl >/dev/null 2>&1; then
        echo -e "${RED}❌ curl is required but not installed${NC}"
        exit 1
    fi
    
    if ! command -v jq >/dev/null 2>&1; then
        echo -e "${YELLOW}⚠️  jq not found - JSON responses will not be pretty-printed${NC}"
    fi
}

# Script execution
check_dependencies
main "$@"