git-search

#!/bin/bash

search_by_commit() {
    git log --grep="$1" $2
}

search_by_content() {
    git log -S "$1" $2
}

search_by_content_regex() {
    git log -G "$1" $2
}

interactive_search() {
    local options=("Search by commit message" "Search by content (string match)" "Search by content (regex)")
    local choice=$(printf '%s\n' "${options[@]}" | fzf --prompt="Select search type: ")

    case "$choice" in
        "Search by commit message")
            read -p "Enter commit message to search: " message
            search_by_commit "$message" "$1"
            ;;
        "Search by content (string match)")
            read -p "Enter content to search (string match): " content
            search_by_content "$content" "$1"
            ;;
        "Search by content (regex)")
            read -p "Enter content to search (regex): " regex
            search_by_content_regex "$regex" "$1"
            ;;
    esac
}

display_help() {
    echo "Usage: git-search [options]"
    echo
    echo "Options:"
    echo "  -h, --help                 Display this help message"
    echo "  -p, --patch                Show the actual content of the changes"
    echo "  --by-commit <message>      Search by commit message"
    echo "  --by-content <string>      Search by content using string match"
    echo "  --by-content-regex <regex> Search by content using regex"
    echo "  --since <date>             Search for commits since a specific date"
    echo "  --until <date>             Search for commits until a specific date"
    echo
    echo "Examples:"
    echo "  git-search                                 Start interactive search"
    echo "  git-search -p                               Start interactive search and show content"
    echo "  git-search --by-commit \"Fix bug\""
    echo "  git-search --by-content \"function_name\" -p"
    echo "  git-search --by-content-regex \"function_\w+\" -p"
    echo "  git-search --since 2024-03-08"
    echo "  git-search --since 2024-03-01 --until 2024-03-05"
}

patch_option=""

while [[ $# -gt 0 ]]; do
    case "$1" in
        -h|--help)
            display_help
            exit 0
            ;;
        -p|--patch)
            patch_option="-p"
            shift
            ;;
        --by-commit)
            shift
            search_by_commit "$1" "$patch_option"
            exit 0
            ;;
        --by-content)
            shift
            search_by_content "$1" "$patch_option"
            exit 0
            ;;
        --by-content-regex)
            shift
            search_by_content_regex "$1" "$patch_option"
            exit 0
            ;;
        --since)
            since="--since $2"
            shift 2
            ;;
        --until)
            until="--until $2"
            shift 2
            ;;
        *)
            echo "Unknown option: $1"
            display_help
            exit 1
            ;;
    esac
done

if [[ -z "$since" && -z "$until" ]]; then
    interactive_search "$patch_option"
else
    git log $since $until $patch_option
fi