#!/bin/bash
# findosaurus # -h for help

# if nothing or -t then find files modified in last 3 days
if [ "$1" == "-t" ] || [ "$1" == "" ]; then

            find . -type f -mtime -3
# if --exact
elif [ "$1" == "--exact" ] || [ "$1" == "-x" ]; then
    shift
    while [ $# -gt 0 ]; do
            find . -iname "$1"
    shift
    done
    
# if --ends
elif [ "$1" == "--ends" ] || [ "$1" == "-e" ]; then
    shift
    while [ $# -gt 0 ]; do
            find . -iname \*"$1"
    shift
    done

# if --starts
elif [ "$1" == "--starts" ] || [ "$1" == "-s" ]; then
    shift
    while [ $# -gt 0 ]; do
            find . -iname "$1*"
    shift
    done
    
# if --and
elif [ "$1" == "--and" ] || [ "$1" == "-a" ]; then
    shift

    cons=() # = empty array
    for arg; do
          
          cons+=( -iname "*$arg*" )
        
    done
    
    find . "${cons[@]}"

    # historic note:
    # according to freenode#bash it would be correct to use arrays and arrays expansion, like:
    # options=(-name '.*' -type f); find . "${options[@]}"
    # http://mywiki.wooledge.org/BashFAQ/005
    
# if --help
elif [ "$1" == "-h" ] || [ "$1" == "--help" ]; then
    echo "findosaurus           # last 3 days mtime"
    echo "arg1 arg2             # search for *arg1* OR *arg2*"
    echo "-x or --exact arg     # search for exact arg" 
    echo "-e or --ends arg      # search for ends-with arg"
    echo "-s or --starts arg    # search for starts-with arg"
    echo "-a or --and arg1 arg2 # search for *arg1* AND *arg2*"
    echo "-h or --help          # this help"
    echo "findosaurus is meant for interactive use only, always assuming 
'this dir ./' is the dir we want to start with."
    
# else search from here using each argument as "pattern", this is OR
else

    cons=()
    for arg; do 
    
        cons+=( -o -iname "*$arg*" )
    
    done
    
    unset -v 'cons[0]' # remove first -o
    
    find . "${cons[@]}"
    # ^ geirha
    
fi