#!/usr/bin/env bash
# ╭──────────────────────────────────────────────────────────────╮
# │  aygeafetch-ubuntu.sh  ·  AygeaNight system fetch · Ubuntu  │
# │  Fox kitsune ASCII art + system info in brand colors         │
# ╰──────────────────────────────────────────────────────────────╯
#
# INSTALL:
#   chmod +x fetch/aygeafetch-ubuntu.sh
#   sudo cp fetch/aygeafetch-ubuntu.sh /usr/local/bin/aygeafetch
#   Add to ~/.bashrc (at the end):
#     aygeafetch
#
# REQUIREMENTS:
#   - bash 4+
#   - Truecolor terminal
#   - A Nerd Font for best results
#
# NO EXTERNAL DEPENDENCIES - pure bash, no python/jq/neofetch

export LANG=en_US.UTF-8
export LC_ALL=en_US.UTF-8

COLOR=0
[[ -t 1 ]] && COLOR=1

ART_W=27
GAP=3

# ── Helper: truecolor foreground escape ─────────────────────────
_c() {
    [[ "$COLOR" = 1 ]] && printf '\033[38;2;%s;%s;%sm' "$1" "$2" "$3"
}

R=""
[[ "$COLOR" = 1 ]] && R=$(printf '\033[0m')

# ── Helper: visible length (strips ANSI, pure shell) ────────────
_vlen() {
    local s="$1" out="" i=0 len=${#1} char skip=0
    while (( i < len )); do
        char="${s:$i:1}"
        if (( skip )); then
            case "$char" in [a-zA-Z]) skip=0 ;; esac
            (( i++ )) && continue
        fi
        if [[ "$char" == $(printf '\033') ]]; then
            skip=1
            (( i++ )) && continue
        fi
        out="${out}${char}"
        (( i++ ))
    done
    printf '%s' "${#out}"
}

# ── Helper: pad art line to ART_W visible chars ─────────────────
_pad() {
    local vis
    vis=$(_vlen "$1")
    printf '%s%*s' "$1" $((ART_W - vis)) ""
}

# ── Palette shortcuts ───────────────────────────────────────────
_s=$(_c 230 238 248);  _e=$(_c 15 82 186)
_b=$(_c 245 195 215);  _p=$(_c 248 200 220)
_m=$(_c 216 140 168);  _x=$(_c 155 135 195)
_d=$(_c 105 88 140);   _f=$(_c 192 209 230)
_t1=$(_c 210 218 238); _t2=$(_c 170 182 210)
_t3=$(_c 130 145 175); _t4=$(_c 106 122 150)

# ── ASCII art (24 lines) ────────────────────────────────────────
declare -a ART
ART=()
ART+=("$(printf '%s       /\\          /\\%s' "$_s" "$R")")
ART+=("$(printf '%s      /  \\        /  \\%s' "$_s" "$R")")
ART+=("$(printf '%s     / %s/\\%s\\      / %s/\\%s\\%s' "$_s" "$_p" "$_s" "$_p" "$_s" "$R")")
ART+=("$(printf '%s    / %s/  \\%s\\    / %s/  \\%s\\%s' "$_s" "$_p" "$_s" "$_p" "$_s" "$R")")
ART+=("$(printf '%s    |                |%s' "$_f" "$R")")
ART+=("$(printf '%s    | %s*            * %s|%s' "$_f" "$_b" "$_f" "$R")")
ART+=("$(printf '%s    |                |%s' "$_f" "$R")")
ART+=("$(printf '%s    |   %s@@      @@%s   %s|%s' "$_f" "$_e" "$R" "$_f" "$R")")
ART+=("$(printf '%s    |                |%s' "$_f" "$R")")
ART+=("$(printf '%s    | %s*            * %s|%s' "$_f" "$_b" "$_f" "$R")")
ART+=("$(printf '%s    |      %s.w.%s       %s|%s' "$_f" "$_m" "$R" "$_f" "$R")")
ART+=("$(printf '%s    |                |%s' "$_f" "$R")")
ART+=("$(printf '%s    |  %s~~~~~~~~~~~~%s  %s|%s' "$_f" "$_x" "$R" "$_f" "$R")")
ART+=("$(printf '     \\  %s*=======*%s  /' "$_d" "$R")")
ART+=("$(printf '      \\ %s|       |%s /' "$_f" "$R")")
ART+=("$(printf '       %s\\|       |/%s' "$_f" "$R")")
ART+=("$(printf '        %s|       |%s' "$_f" "$R")")
ART+=("$(printf '  %s/| |\\  %s|=====|%s  %s/| |\\%s' "$_t1" "$_f" "$R" "$_t1" "$R")")
ART+=("$(printf ' %s/ | | \\ %s|=====|%s %s/ | | \\%s' "$_t1" "$_f" "$R" "$_t1" "$R")")
ART+=("$(printf '%s/  | |  %s\\|====|/%s  %s| |  \\%s' "$_t1" "$_t2" "$R" "$_t2" "$R")")
ART+=("$(printf '  %s| |   %s|====|%s  %s| |   \\%s' "$_t2" "$_t3" "$R" "$_t3" "$R")")
ART+=("$(printf '  %s| |    %s|==|%s   %s| |    \\%s' "$_t3" "$_t3" "$R" "$_t3" "$R")")
ART+=("$(printf '  %s| |     %s||%s    %s| |     \\%s' "$_t3" "$_t4" "$R" "$_t4" "$R")")
ART+=("$(printf '  %s|               |      \\%s' "$_t4" "$R")")

# ── Data gathering (Ubuntu Linux) ───────────────────────────────
get_os() {
    local name=""
    if [[ -f /etc/os-release ]]; then
        while IFS='=' read -r key val; do
            if [[ "$key" == "PRETTY_NAME" ]]; then
                name="${val//\"/}"
                break
            fi
        done < /etc/os-release
    fi
    printf '%s' "${name:-Ubuntu}"
}

get_kernel() {
    printf '%s' "$(uname -r 2>/dev/null)" || printf 'N/A'
}

get_shell() {
    printf '%s' "${SHELL##*/:-bash}"
}

get_term() {
    printf '%s' "${TERM:-${COLORTERM:-N/A}}"
}

get_cpu() {
    local cpu=""
    if [[ -f /proc/cpuinfo ]]; then
        while IFS=: read -r k v; do
            if [[ "$k" == "model name"* ]]; then
                cpu="${v# }"
                break
            fi
        done < /proc/cpuinfo
    fi
    cpu="${cpu//(tm)/}"; cpu="${cpu//(TM)/}"
    cpu="${cpu//(r)/}";  cpu="${cpu//(R)/}"
    printf '%s' "${cpu:-N/A}"
}

get_gpu() {
    local gpu=""
    if command -v lspci >/dev/null 2>&1; then
        gpu=$(lspci 2>/dev/null | grep -iE 'vga|3d|display' | head -1 | cut -d: -f3)
        gpu="${gpu# }"
    fi
    printf '%s' "${gpu:-N/A}"
}

get_ram() {
    local line used total
    if line=$(free -h 2>/dev/null | grep '^Mem:'); then
        read -r _ total used _ _ _ <<< "$line"
        printf '%s / %s' "${used:-N/A}" "${total:-N/A}"
    else
        printf 'N/A'
    fi
}

get_uptime() {
    local s d h m
    if [[ -f /proc/uptime ]]; then
        s=$(awk '{printf "%d", $1}' /proc/uptime 2>/dev/null) || s=0
        (( d = s / 86400 )); (( s = s % 86400 ))
        (( h = s / 3600 ));  (( s = s % 3600 ))
        (( m = s / 60 ))
        printf '%dd %dh %dm' "$d" "$h" "$m"
    else
        printf 'N/A'
    fi
}

get_pkgs() {
    local dpkg_n snap_n total
    dpkg_n=$(dpkg -l 2>/dev/null | grep -c '^ii') || dpkg_n=0
    if command -v snap >/dev/null 2>&1; then
        snap_n=$(snap list 2>/dev/null | tail -n +2 | wc -l | tr -d ' ') || snap_n=0
    else
        snap_n=0
    fi
    total="${dpkg_n:-0}"
    if [[ -n "$snap_n" ]] && (( snap_n > 0 )); then
        total="${dpkg_n} (dpkg) + ${snap_n} (snap)"
    fi
    printf '%s' "$total"
}

get_ip() {
    local ip=""
    if command -v hostname >/dev/null 2>&1; then
        ip=$(hostname -I 2>/dev/null | awk '{print $1}')
    fi
    printf '%s' "${ip:-N/A}"
}

# ── Info formatting ─────────────────────────────────────────────
LBL_W=10
_lc=$(_c 175 203 255)
_vc=$(_c 230 238 248)
_uc=$(_c 175 203 255)
_hc=$(_c 192 209 230)
_sc=$(_c 42  58  94)

_info() {
    local label="$1" value="$2"
    printf '%s%*s%s %s%s%s' "$_lc" "$LBL_W" "$label" "$R" "$_vc" "$value" "$R"
}

# ── Build info array ────────────────────────────────────────────
declare -a INFO
INFO=()
INFO+=("$(printf '%s%s%s@%s%s' "$_uc" "$(whoami)" "$_hc" "$(hostname -s 2>/dev/null || printf 'localhost')" "$R")")
INFO+=("$(printf '%s──────────────────────%s' "$_sc" "$R")")
INFO+=("$(_info OS       "$(get_os)")")
INFO+=("$(_info Kernel   "$(get_kernel)")")
INFO+=("$(_info Shell    "$(get_shell)")")
INFO+=("$(_info Terminal "$(get_term)")")
INFO+=("$(_info CPU      "$(get_cpu)")")
INFO+=("$(_info GPU      "$(get_gpu)")")
INFO+=("$(_info RAM      "$(get_ram)")")
INFO+=("$(_info Uptime   "$(get_uptime)")")
INFO+=("$(_info Packages "$(get_pkgs)")")
INFO+=("$(_info IP       "$(get_ip)")")

# ── Render side by side ────────────────────────────────────────
art_n=${#ART[@]}
info_n=${#INFO[@]}
info_start=4
max_lines=$art_n
needed=$((info_start + info_n))
if (( needed > max_lines )); then max_lines=$needed; fi

for (( row=0; row<max_lines; row++ )); do
    if (( row < art_n )); then
        _pad "${ART[$row]}"
    else
        printf '%*s' "$ART_W" ""
    fi
    printf '%*s' "$GAP" ""
    idx=$(( row - info_start ))
    if (( idx >= 0 && idx < info_n )); then
        printf '%s\n' "${INFO[$idx]}"
    else
        printf '\n'
    fi
done

# ── Color swatch (10 brand colors) ─────────────────────────────
printf '%*s' "$((ART_W + GAP))" ""
swatch_r=(175 248 230 106 216 192 148  90  15   8)
swatch_g=(203 200 238 143 140 209 128  72  82  59)
swatch_b=(255 220 248 211 168 230 185 120 186 137)
for (( i=0; i<10; i++ )); do
    ec=$(_c ${swatch_r[$i]} ${swatch_g[$i]} ${swatch_b[$i]})
    printf '%s' "$ec"
    printf '\xe2\x96\x88\xe2\x96\x88'
done
printf '%s\n' "$R"