#!/usr/bin/env bash
# feedback - Universal feedback submission tool for capabilities
#
# Usage:
#   feedback submit "Your feedback text"
#   feedback submit path/to/feedback.md
#   feedback submit "Text" --category=bug --contact=me@email.com
#   feedback list [--reviewed] [--archived]
#   feedback show <filename>
#
# This tool can be copied to any capability that wants to use the feedback pattern.

set -e

FEEDBACK_DIR="feedback"
INBOUND_DIR="${FEEDBACK_DIR}/inbound"
REVIEWED_DIR="${FEEDBACK_DIR}/reviewed"
ARCHIVED_DIR="${FEEDBACK_DIR}/archived"

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

# Helper functions
error() {
    echo -e "${RED}Error: $1${NC}" >&2
    exit 1
}

success() {
    echo -e "${GREEN}$1${NC}"
}

info() {
    echo -e "${BLUE}$1${NC}"
}

warn() {
    echo -e "${YELLOW}$1${NC}"
}

# Check if we're in a capability directory
check_capability_dir() {
    if [ ! -d "$FEEDBACK_DIR" ]; then
        error "Not in a capability directory with feedback support.\n  Looking for: $FEEDBACK_DIR/\n  Run from capability root or initialize with: mkdir -p $INBOUND_DIR"
    fi
}

# Initialize feedback directories
init_dirs() {
    mkdir -p "$INBOUND_DIR" "$REVIEWED_DIR" "$ARCHIVED_DIR"
}

# Generate metadata
generate_metadata() {
    local category="${1:-}"
    local contact="${2:-}"

    local timestamp=$(date -u +%Y-%m-%dT%H:%M:%SZ)
    local git_repo=$(git rev-parse --show-toplevel 2>/dev/null || echo "unknown")
    local git_branch=$(git rev-parse --abbrev-ref HEAD 2>/dev/null || echo "unknown")
    local python_version=$(python3 --version 2>/dev/null | cut -d' ' -f2 || echo "unknown")

    # Try to find capability version
    local cap_version="unknown"
    if [ -f "CAPABILITY.yaml" ]; then
        cap_version=$(grep "^version:" CAPABILITY.yaml | awk '{print $2}' | tr -d '"' || echo "unknown")
    fi

    cat <<EOF
---
timestamp: $timestamp
source: cli
EOF

    [ -n "$category" ] && echo "category: $category"
    [ -n "$contact" ] && echo "contact: $contact"

    cat <<EOF
context:
  git_repo: $git_repo
  git_branch: $git_branch
  capability_version: $cap_version
  python_version: $python_version
---

EOF
}

# Submit feedback
submit_feedback() {
    local content="$1"
    local category="${2:-}"
    local contact="${3:-}"

    init_dirs

    local timestamp=$(date +%Y%m%d-%H%M%S)
    local hash=$(echo "$content" | md5sum 2>/dev/null | cut -c1-8 || echo "$(date +%N)")
    local filename="${INBOUND_DIR}/${timestamp}-${hash}.md"

    # Check if content is a file
    if [ -f "$content" ]; then
        info "Submitting feedback from file: $content"
        {
            generate_metadata "$category" "$contact"
            cat "$content"
        } > "$filename"
    else
        info "Submitting text feedback"
        {
            generate_metadata "$category" "$contact"
            echo "$content"
        } > "$filename"
    fi

    success "✓ Feedback submitted: $filename"
    echo ""
    info "Your feedback has been recorded and will be reviewed by the capability maintainers."
    echo ""
    echo "To view: feedback show $(basename "$filename")"
}

# List feedback
list_feedback() {
    local dir="$INBOUND_DIR"
    local label="Inbound"

    case "${1:-}" in
        --reviewed)
            dir="$REVIEWED_DIR"
            label="Reviewed"
            ;;
        --archived)
            dir="$ARCHIVED_DIR"
            label="Archived"
            ;;
    esac

    check_capability_dir

    if [ ! -d "$dir" ]; then
        warn "No feedback directory: $dir"
        return
    fi

    local count=$(ls -1 "$dir" 2>/dev/null | wc -l)

    echo -e "${BLUE}=== $label Feedback ($count) ===${NC}"
    echo ""

    if [ "$count" -eq 0 ]; then
        echo "  (none)"
        return
    fi

    ls -lt "$dir" | tail -n +2 | while read -r line; do
        local file=$(echo "$line" | awk '{print $NF}')
        local date=$(echo "$line" | awk '{print $6, $7, $8}')

        # Try to extract category from metadata
        local category=""
        if [ -f "$dir/$file" ]; then
            category=$(grep "^category:" "$dir/$file" | awk '{print $2}' || echo "")
        fi

        # Colorize based on category
        local color=$NC
        case "$category" in
            bug) color=$RED ;;
            feature) color=$GREEN ;;
            improvement) color=$YELLOW ;;
        esac

        echo -e "  ${color}${file}${NC}"
        [ -n "$category" ] && echo "    Category: $category"
        echo "    Date: $date"
        echo ""
    done
}

# Show specific feedback
show_feedback() {
    local filename="$1"

    check_capability_dir

    # Search in all directories
    local filepath=""
    for dir in "$INBOUND_DIR" "$REVIEWED_DIR" "$ARCHIVED_DIR"; do
        if [ -f "$dir/$filename" ]; then
            filepath="$dir/$filename"
            break
        fi
    done

    if [ -z "$filepath" ]; then
        error "Feedback not found: $filename"
    fi

    echo -e "${BLUE}=== Feedback: $filename ===${NC}"
    echo ""
    cat "$filepath"
}

# Review feedback (move to reviewed)
review_feedback() {
    local filename="$1"
    local create_issue="${2:-}"

    check_capability_dir
    init_dirs

    if [ ! -f "$INBOUND_DIR/$filename" ]; then
        error "Feedback not found in inbound: $filename"
    fi

    if [ "$create_issue" = "--create-issue" ]; then
        info "Creating issue from feedback..."

        # Extract title and body
        local title=$(head -20 "$INBOUND_DIR/$filename" | grep -v "^---" | grep -v "^$" | head -1 | sed 's/^# *//')
        local body=$(cat "$INBOUND_DIR/$filename")

        if command -v issue &> /dev/null; then
            issue create "$title" --description "$body" --label=feedback
            success "✓ Issue created"
        else
            warn "Issue command not found. Please create issue manually."
        fi
    fi

    mv "$INBOUND_DIR/$filename" "$REVIEWED_DIR/$filename"
    success "✓ Feedback moved to reviewed: $filename"
}

# Archive feedback
archive_feedback() {
    local filename="$1"

    check_capability_dir
    init_dirs

    # Try both inbound and reviewed
    if [ -f "$INBOUND_DIR/$filename" ]; then
        mv "$INBOUND_DIR/$filename" "$ARCHIVED_DIR/$filename"
    elif [ -f "$REVIEWED_DIR/$filename" ]; then
        mv "$REVIEWED_DIR/$filename" "$ARCHIVED_DIR/$filename"
    else
        error "Feedback not found: $filename"
    fi

    success "✓ Feedback archived: $filename"
}

# Show usage
usage() {
    cat <<EOF
feedback - Universal feedback submission tool

Usage:
  feedback submit <content> [options]     Submit feedback
  feedback list [--reviewed|--archived]   List feedback
  feedback show <filename>                Show specific feedback
  feedback review <filename> [options]    Mark feedback as reviewed (maintainers)
  feedback archive <filename>             Archive feedback (maintainers)
  feedback stats                          Show feedback statistics
  feedback help                           Show this help

Submit Options:
  --category=<type>      Category: bug, feature, improvement, question, other
  --contact=<email>      Optional contact for follow-up

Review Options:
  --create-issue         Create an issue from the feedback

Examples:
  # Quick text feedback
  feedback submit "The sync command is slow with 1000+ issues"

  # Feedback from file
  feedback submit my-feedback.md

  # With metadata
  feedback submit "Bug: crashes on startup" --category=bug --contact=me@email.com

  # List feedback
  feedback list
  feedback list --reviewed

  # Show specific feedback
  feedback show 20251217-103045-abc12345.md

  # Review and create issue (maintainers)
  feedback review 20251217-103045-abc12345.md --create-issue

  # Archive (maintainers)
  feedback archive 20251217-103045-abc12345.md

For more information, see feedback/README.md
EOF
}

# Show statistics
show_stats() {
    check_capability_dir

    local inbound=$(ls -1 "$INBOUND_DIR" 2>/dev/null | wc -l)
    local reviewed=$(ls -1 "$REVIEWED_DIR" 2>/dev/null | wc -l)
    local archived=$(ls -1 "$ARCHIVED_DIR" 2>/dev/null | wc -l)
    local total=$((inbound + reviewed + archived))

    echo -e "${BLUE}=== Feedback Statistics ===${NC}"
    echo ""
    echo "  Pending:  $inbound"
    echo "  Reviewed: $reviewed"
    echo "  Archived: $archived"
    echo "  ─────────────"
    echo "  Total:    $total"
    echo ""

    if [ "$inbound" -gt 0 ]; then
        warn "⚠ $inbound feedback items awaiting review"
    else
        success "✓ No pending feedback"
    fi
}

# Main command dispatcher
main() {
    local command="${1:-help}"
    shift || true

    case "$command" in
        submit)
            local content="${1:-}"
            [ -z "$content" ] && error "Usage: feedback submit <content|file> [--category=TYPE] [--contact=EMAIL]"

            local category=""
            local contact=""

            # Parse options
            shift || true
            while [ $# -gt 0 ]; do
                case "$1" in
                    --category=*)
                        category="${1#--category=}"
                        ;;
                    --contact=*)
                        contact="${1#--contact=}"
                        ;;
                    *)
                        warn "Unknown option: $1"
                        ;;
                esac
                shift
            done

            submit_feedback "$content" "$category" "$contact"
            ;;
        list)
            list_feedback "$@"
            ;;
        show)
            [ -z "${1:-}" ] && error "Usage: feedback show <filename>"
            show_feedback "$1"
            ;;
        review)
            [ -z "${1:-}" ] && error "Usage: feedback review <filename> [--create-issue]"
            review_feedback "$1" "${2:-}"
            ;;
        archive)
            [ -z "${1:-}" ] && error "Usage: feedback archive <filename>"
            archive_feedback "$1"
            ;;
        stats)
            show_stats
            ;;
        help|--help|-h)
            usage
            ;;
        *)
            error "Unknown command: $command\n\n$(usage)"
            ;;
    esac
}

main "$@"