#!/data/data/com.termux/files/usr/bin/bash

# ==========================================================================
#   SIAM ELITE TERMINAL MASTER ⚡
#   RED LOADING ANIMATION | PROMPT PREVIEWS | CENTERED BLOCK ENGINE
# ==========================================================================

export TERM="xterm-256color"
export COLORTERM="truecolor"
export LANG="en_US.UTF-8"

NC='\033[0m'
BOLD='\033[1m'
DIM='\033[2m'
R_SYS="\033[38;5;196m"
C_SYS="\033[38;5;51m"
G_SYS="\033[38;5;82m"
M_SYS="\033[38;5;201m"
Y_SYS="\033[38;5;220m"
S_SYS="\033[38;5;242m"
W_SYS="\033[1;37m"

TW=$(tput cols 2>/dev/null || echo 60)
[ "$TW" -lt 45 ] && TW=45

center_text() {
    local text="$1"
    while IFS= read -r line; do
        local raw_line=$(echo -e "$line" | sed 's/\x1b\[[0-9;]*m//g')
        local len=${#raw_line}
        local pad=$(( (TW - len) / 2 ))
        [ $pad -lt 0 ] && pad=0
        printf "%*s%b\n" "$pad" "" "$line"
    done <<< "$text"
}

# ──────────────────────────────────────────────────────────────────────────
# [STEP 1] - ANIMATED INTRO & RED LOADING BAR
# ──────────────────────────────────────────────────────────────────────────
clear
echo ""

TITLE="${M_SYS}${BOLD}◤ SIAM INTERFACE MASTER ULTIMATE ◢${NC}"
center_text "$TITLE"
echo ""

# Centered Big ASCII SIAM Logo Under Title
SIAM_BIG="${C_SYS}░██████╗██╗░█████╗░███╗░░░███╗
██╔════╝██║██╔══██╗████╗░████║
╚█████╗░██║███████║██╔████╔██║
░╚═══██╗██║██╔══██║██║╚██╔╝██║
██████╔╝██║██║░░██║██║░╚═╝░██║
╚═════╝░╚═╝╚═╝░░╚═╝╚═╝░░░░░╚═╝${NC}"
center_text "$SIAM_BIG"
echo ""

# Pure Red Loading Animation
echo -en "  "
center_text "${R_SYS}INITIALIZING SYSTEM CORE...${NC}"
echo -en "  "
PAD_LOAD=$(( (TW - 32) / 2 ))
[ $PAD_LOAD -lt 0 ] && PAD_LOAD=0
printf "%*s" "$PAD_LOAD" ""
echo -en "${R_SYS}["
for ((i=0; i<30; i++)); do 
    echo -en "${R_SYS}█"
    sleep 0.02
done
echo -e "${R_SYS}]${NC}\n"

echo -e "  ${M_SYS}${BOLD}ব্যানারের জন্য আপনার নাম লিখুন:${NC}"
echo -en "  ${Y_SYS}${BOLD}➤  ${NC}"
read -r USER_NAME
USER_NAME=${USER_NAME:-"SIAM"}
USER_NAME=$(echo "$USER_NAME" | tr '[:lower:]' '[:upper:]')
mkdir -p "$HOME/.siam_shell"
echo "$USER_NAME" > "$HOME/.terminal_username"

# ──────────────────────────────────────────────────────────────────────────
# [STEP 2] - SILENT DEPENDENCIES INSTALLER
# ──────────────────────────────────────────────────────────────────────────
echo ""
echo -e "  ${M_SYS}${BOLD}⚡  Deploying Environment Architecture${NC}"
echo -en "  ${DIM}${C_SYS}"
printf '═%.0s' $(seq 1 $((TW-4)))
echo -e "${NC}"

spin_task() {
    local msg="$1"
    local cmd="$2"
    eval "$cmd" > /dev/null 2>&1 &
    local pid=$!
    local frames='▰▱▱▱ ▰▰▱▱ ▰▰▰▱ ▰▰▰▰'
    local i=0
    while kill -0 $pid 2>/dev/null; do
        printf "\r  ${R_SYS}${frames:$((i % 4 * 5)):4}${NC}  ${S_SYS}${msg}...${NC} "
        sleep 0.04
        ((i++))
    done
    wait $pid
    printf "\r  ${G_SYS}${BOLD}✔${NC}  ${S_SYS}%-35s [DONE]${NC}\n" "$msg"
}

spin_task "Synchronizing Repositories" "pkg update -y -q"
spin_task "Configuring Core Toolkits" "pkg install -y -q zsh git ncurses-utils curl procps coreutils bc"

if [ ! -d "$HOME/.oh-my-zsh" ]; then
    spin_task "Deploying Oh-My-Zsh Engine" "git clone --depth=1 -q https://github.com/ohmyzsh/ohmyzsh.git $HOME/.oh-my-zsh"
fi

ZSH_CUSTOM="$HOME/.oh-my-zsh/custom"
[ ! -d "${ZSH_CUSTOM}/plugins/zsh-autosuggestions" ] && spin_task "Linking Autosuggestions" "git clone --depth=1 -q https://github.com/zsh-users/zsh-autosuggestions ${ZSH_CUSTOM}/plugins/zsh-autosuggestions"
[ ! -d "${ZSH_CUSTOM}/plugins/zsh-syntax-highlighting" ] && spin_task "Linking Syntax Highlighter" "git clone --depth=1 -q https://github.com/zsh-users/zsh-syntax-highlighting ${ZSH_CUSTOM}/plugins/zsh-syntax-highlighting"

# ──────────────────────────────────────────────────────────────────────────
# [STEP 3] - FONT MAPPER (3D SHADED FONT)
# ──────────────────────────────────────────────────────────────────────────
cat > "$HOME/.ascii_font.txt" << 'FONTEOF'
A
░█████╗░
██╔══██╗
███████║
██╔══██║
██║░░██║
╚═╝░░╚═╝

B
██████╗░
██╔══██╗
██████╦╝
██╔══██╗
██████╦╝
╚═════╝░

C
░█████╗░
██╔══██╗
██║░░╚═╝
██║░░██╗
╚█████╔╝
░╚════╝░

D
██████╗░
██╔══██╗
██║░░██║
██║░░██║
██████╔╝
╚═════╝░

E
███████╗
██╔════╝
█████╗░░
██╔══╝░░
███████╗
╚══════╝

F
███████╗
██╔════╝
█████╗░░
██╔══╝░░
██║░░░░░
╚═╝░░░░░

G
░██████╗░
██╔════╝░
██║░░██╗░
██║░░╚██╗
╚██████╔╝
░╚═════╝░

H
██╗░░██╗
██║░░██║
███████║
██╔══██║
██║░░██║
╚═╝░░╚═╝

I
██╗
██║
██║
██║
██║
╚═╝

J
░░░░░██╗
░░░░░██║
░░░░░██║
██╗░░██║
╚█████╔╝
░╚════╝░

K
██╗░░██╗
██║░██╔╝
█████╔═╝░
██╔═██╗░░
██║░╚██╗░
╚═╝░░╚═╝░

L
██╗░░░░░
██║░░░░░
██║░░░░░
██║░░░░░
███████╗
╚══════╝

M
███╗░░░███╗
████╗░████║
██╔████╔██║
██║╚██╔╝██║
██║░╚═╝░██║
╚═╝░░░░░╚═╝

N
███╗░░██╗
████╗░██║
██╔██╗██║
██║╚████║
██║░╚███║
╚═╝░░╚══╝

O
░█████╗░
██╔══██╗
██║░░██║
██║░░██║
╚█████╔╝
░╚════╝░

P
██████╗░
██╔══██╗
██████╔╝
██╔═══╝░
██║░░░░░
╚═╝░░░░░

Q
░██████╗░
██╔═══██╗
██║██╗██║
╚██████╔╝
░╚═██╔═╝░
░░░╚═╝░░░

R
██████╗░
██╔══██╗
██████╔╝
██╔══██╗
██║░░██║
╚═╝░░╚═╝

S
░██████╗
██╔════╝
╚█████╗░
░╚═══██╗
██████╔╝
╚═════╝░

T
████████╗
╚══██╔══╝
░░░██║░░░
░░░██║░░░
░░░██║░░░
░░░╚═╝░░░

U
██╗░░██╗
██║░░██║
██║░░██║
██║░░██║
╚█████╔╝
░╚════╝░

V
██╗░░░██╗
╚██╗░██╔╝
░╚████╔╝░
░░╚██╔╝░░
░░░██║░░░
░░░╚═╝░░░

W
██╗░░░░░░░██╗
╚██╗░░██╗░██╔╝
░╚████╔═████║░
░░╚██╔╝░╚██╔╝░
░░░██║░░░██║░░
░░░╚═╝░░░╚═╝░░

X
██╗░░██╗
╚██╗██╔╝
░╚███╔╝░
░██╔██╗░
██╔╝╚██╗
╚═╝░░╚═╝

Y
██╗░░░██╗
╚██╗░██╔╝
░╚████╔╝░
░░╚██╔╝░░
░░░██║░░░
░░░╚═╝░░░

Z
███████╗
╚═══██╔╝
░░░██╔╝░
░░██╔╝░░
░███████╗
░╚══════╝

SPACE

FONTEOF

# ──────────────────────────────────────────────────────────────────────────
# [STEP 4] - 150 PROMPT BLUEPRINTS
# ──────────────────────────────────────────────────────────────────────────
cat > "$HOME/.prompt_designs.txt" << 'PROMPTEOF'
1|╭─❨ _USER_ ❩──❨ %~ ❩──❨ _TIME_ ❩|╰──❯❯❯
2|┌─[ _USER_ ][ %~ ][ _TIME_ ]|└──❯❯❯
3|╔══[ _USER_ ]══[ %~ ]|╚══❯❯❯
4|┏━ _USER_ ━ %~ ━ _TIME_ ━┓|┗━❯❯❯
5|─[ _USER_ ]─[ %~ ]─[ _TIME_ ]─|⁝❯❯❯
6|▛▀▀ _USER_ ▀▀ %~ ▀▀ _TIME_ ▀▀▜|▙▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▟
7|◈  _USER_  ◈  %~  ◈  _TIME_  ◈|   ❯❯❯
8|╓─ _USER_ ─ %~ ─ _TIME_ ─▖|╙───❯❯❯
9|┌────────────────────────────┐|❯❯❯
10|▐░░ _USER_ ░░ %~ ░░ _TIME_ ░░▌|▐▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▌
11|► _USER_ ► %~ ► _TIME_|══❯❯❯
12|╭┄ _USER_ ┄ %~ ┄ _TIME_ ┄╮|╰┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄╯
13|✧ _USER_ ✧ %~ ✧ _TIME_|◂◂❯❯❯
14|[ _USER_ ][ %~ ][ _TIME_ ]|───❯❯❯
15|• • _USER_ • %~ • _TIME_ • •|  ────❯❯❯
16|--[ _USER_ ]--[ %~ ]--[ _TIME_ ]--|❯❯❯
17|╭─── _USER_ ─── %~ ─── _TIME_ ───╮|╰──❯❯❯
18|⬡ _USER_ ⬡ %~ ⬡ _TIME_|  ⬢❯❯❯
19|█▓▒░ _USER_ ░▒▓ %~ ▓▒░ _TIME_|█▓▒░❯❯❯
20|▔▔▔ _USER_ ▔▔▔ %~ ▔▔▔ _TIME_ ▔▔▔|▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁
21|╭─────⋆⟡ _USER_ ⟡⋆─────╮|╰━━━━━━━━━━━━━━━━━━━━➤
22|♛ _USER_ ♛ [ %~ ] ♛ _TIME_|╰─❯
23|▓▓▓ _USER_ ▓▓▓ %~ ▓▓▓ _TIME_|▓▓▓❯❯❯
24|▀▀▀ _USER_ ▀▀▀ %~ ▀▀▀ _TIME_ ▀▀▀|▄▄▄❯❯❯
25|◤ _USER_ ◢ ◤ %~ ◢ ◤ _TIME_ ◢|◥❯❯❯
26|● _USER_ ● %~ ● _TIME_|○❯❯❯
27|■ _USER_ ■ %~ ■ _TIME_|□❯❯❯
28|▲ _USER_ ▲ %~ ▲ _TIME_|△❯❯❯
29|◆ _USER_ ◆ %~ ◆ _TIME_|◇❯❯❯
30|▼ _USER_ ▼ %~ ▼ _TIME_|▽❯❯❯
31|⏺ _USER_ ⏺ %~ ⏺ _TIME_|⏭❯❯❯
32|⚡ _USER_ ⚡ %~ ⚡ _TIME_|⚡❯❯❯
33|🔷 _USER_ 🔷 %~ 🔷 _TIME_|🔹❯❯❯
34|💎 _USER_ 💎 %~ 💎 _TIME_|💠❯❯❯
35|🌟 _USER_ 🌟 %~ 🌟 _TIME_|⭐❯❯❯
36|🔥 _USER_ 🔥 %~ 🔥 _TIME_|💢❯❯❯
37|👑 _USER_ 👑 %~ 👑 _TIME_|🏆❯❯❯
38|╔═══ _USER_ ═══ %~ ═══ _TIME_ ═══╗|╚════❯❯❯
39|╭┄┄ _USER_ ┄┄ %~ ┄┄ _TIME_ ┄┄╮|╰┄┄┄┄┄┄┄┄┄┄┄┄┄┄┄╯
40|┏━━ _USER_ ━━ %~ ━━ _TIME_ ━━┓|┗━━━━❯❯❯
41|◢◤◢◤ _USER_ ◢◤◢◤ %~ ◢◤◢◤ _TIME_ ◢◤◢◤|◥❯❯❯
42|╭━━━━━━ _USER_ ━━━━━━━╮|╰──➤
43|╔═✦ _USER_ ✦══✧ %~ ✧══|╚════❯
44|⟦ _USER_ ⟧⟦ %~ ⟧⟦ _TIME_ ⟧|━━❯❯
45|꧁ _USER_ ꧂꧁ %~ ꧂꧁ _TIME_ ꧂|➤❯❯
46|▓▓▒▒░ _USER_ ░▒▓▓ %~ ▓▓▒▒|───❯
47|───❨ _USER_ ❩────❨ %~ ❩────|╰❯
48|━═✦ _USER_ ✦═━ %~ ━═✦ _TIME_|══➤
49|◤◤◤ _USER_ ◢◢◢ %~ ◢◢◢ _TIME_|◥❯❯❯
50|╭───────⋆🌟 _USER_ ใช้งาน 🌟⋆──────╮|╰━━━━━━━━━━━━➤❯
51|███▒▒ _USER_ ▒▒███ %~ ███|━━❯❯
52|┌─ _USER_ ─ %~ ─ _TIME_|└──❯
53|═══❨ _USER_ ❩════❨ %~ ❩════|━━❯❯❯
54|⟦ _USER_ ⟧⟦ %~ ⟧⟦ _TIME_ ⟧|━━❯❯❯
55|▞▚ _USER_ ▞▚ %~ ▞▚ _TIME_ ▞▚|▞▚❯
56|──⟦ _USER_ ⟧───⟦ %~ ⟧───|━━❯❯❯
57|╔═✦ _USER_ ✦═╗╔ %~ ╗╔|╚═✧ _TIME_ ✧═╝
58|⟦🌟 _USER_ 🌟⟧⟦ %~ ⟧⟦🌟 _TIME_|━━❯
59|█▓▒░ _USER_ ░▒▓ %~ ▓▒░ _TIME_|█▓▒░❯
60|╭┄┄⋆ _USER_ ⋆┄┄╮|╰━━➤❯❯
61|⚡ [ _USER_ ] ─── ⟨ %~ ⟩|╰───⚡❯❯❯
62|╭─⟦ _USER_ ⟧──⦅ %~ ⦆──⦅ _TIME_ ⦆|╰──➤
63|┏━━━┫ _USER_ ┣━━━┫ %~ ┣━━━┓|┗━━━┫ _TIME_ ┣━━━❯
64|◤ _USER_ ◢ ── ❮ %~ ❯ ── ◤ _TIME_ ◢|╰──❯❯
65|╭═[ _USER_ ]═[ %~ ]|╰═[ _TIME_ ]═>
66|⟦ ◈ _USER_ ◈ ⟧ ─ %~ ─|◈ _TIME_ ◈ ❯❯
67|░▒▓█ _USER_ █▓▒░ [ %~ ]|►►►
68|┌─❮ _USER_ ❯─❮ %~ ❯|└──❮ _TIME_ ❯──❯
69|╭─( _USER_ )─[ %~ ]|╰─[ _TIME_ ]─❯
70|┏━┫ _USER_ ┣━┫ %~ ┣━┓|┗━┫ _TIME_ ┣━❯
71|◢█ _USER_ █◤ [ %~ ]|◢█ _TIME_ █◤ ❯❯
72|─── ❖ _USER_ ❖ ─── %~ ───|╰─❖ _TIME_ ❖─❯
73|【 _USER_ 】─【 %~ 】|╰─【 _TIME_ 】─➤
74|╰─➤ [ _USER_ ] ─ [ %~ ]|──➤ [ _TIME_ ] ❯
75|◖ _USER_ ◗──◖ %~ ◗|◖ _TIME_ ◗ ❯❯❯
76|▛ _USER_ ▜ [ %~ ]|▙ _TIME_ ▟ ❯
77|⟪ _USER_ ⟫══⟪ %~ ⟫|⟪ _TIME_ ⟫══❯
78|╔═[ _USER_ ]═[%~]═[ _TIME_ ]═╗|╚═══════════════>
79|┌── « _USER_ » ──[ %~ ]|└── « _TIME_ » ──>
80|╭─╼ _USER_ ╾─[ %~ ]|╰─╼ _TIME_ ╾─❯
81|║ _USER_ ║ %~ ║ _TIME_ ║|╚═❯❯❯
82|◈━ _USER_ ━◈━ %~ ━◈|◈━ _TIME_ ━◈ ❯
83|╭──⦃ _USER_ ⦄──⦃ %~ ⦄|╰──⦃ _TIME_ ⦄──❯
84|█░ _USER_ ░█ [ %~ ]|█░ _TIME_ ░█ ❯
85|◤ _USER_ ◥──❮ %~ ❯|◣ _TIME_ ◢──❯
86|╔═╡ _USER_ ╞═╡ %~ ╞═╗|╚═╡ _TIME_ ╞═❯
87|❲ _USER_ ❳──❲ %~ ❳|❲ _TIME_ ❳ ❯❯
88|╭───〔 _USER_ 〕───[ %~ ]|╰───〔 _TIME_ 〕───❯
89|┏━◖ _USER_ ◗━◖ %~ ◗━┓|┗━◖ _TIME_ ◗━❯
90|⬡⬢ _USER_ ⬢⬡ ── [ %~ ]|⬡⬢ _TIME_ ⬢⬡ ❯
91|✦── _USER_ ──✦ [ %~ ]|✦── _TIME_ ──✦ ❯❯
92|╭╼━ _USER_ ━╾╮ [ %~ ]|╰╼━ _TIME_ ━╾╯ ❯
93|▓▒░ _USER_ ░▒▓ ── %~|── _TIME_ ──❯
94|┌─[ ★ _USER_ ★ ]─[ %~ ]|└──[ ★ _TIME_ ★ ]──❯
95|╰─⊳❲ _USER_ ❳ ─ [ %~ ]|──⊳❲ _TIME_ ❳ ❯
96|▛▀ _USER_ ▀▜ ─ ▛▀ %~ ▀▜|▙▄ _TIME_ ▄▟ ❯
97|╭──⟡ _USER_ ⟡──[ %~ ]|╰──⟡ _TIME_ ⟡──❯
98|⟦ ⚡ _USER_ ⚡ ⟧ ── %~|── ⚡ _TIME_ ⚡ ❯❯
99|╔═[ 👑 _USER_ 👑 ]═[ %~ ]|╚═[ 👑 _TIME_ 👑 ]═>
100|🔥 _USER_ 🔥 ── %~ ──|🔥 _TIME_ 🔥 ❯❯❯
101|⚡⟨ _USER_ ⟩──❮ %~ ❯──⟨ _TIME_ ⟩|╰───⚡❯
102|╔═[ ☠ _USER_ ☠ ]═[ %~ ]|╚═[ ☠ _TIME_ ☠ ]═❯❯
103|╭─❮ ◈ _USER_ ◈ ❯─[ %~ ]|╰─❮ ◈ _TIME_ ◈ ❯─❯
104|┏━〔 ☣ _USER_ ☣ 〕━〔 %~ 〕|┗━〔 ☣ _TIME_ ☣ 〕━❯
105|◢█▓ _USER_ ▓█◤ ── %~|◢█▓ _TIME_ ▓█◤ ❯❯❯
106|⟦ 🪐 _USER_ 🪐 ⟧──⟦ %~ ⟧|⟦ 🪐 _TIME_ 🪐 ⟧──❯
107|┌─⟬ _USER_ ⟭─⟬ %~ ⟭|└─⟬ _TIME_ ⟭─❯❯
108|╭── 🗡 _USER_ 🗡 ──[ %~ ]|╰── 🗡 _TIME_ 🗡 ──❯
109|╰─⊳ [ ⚜ _USER_ ⚜ ] ─ [ %~ ]|──⊳ [ ⚜ _TIME_ ⚜ ] ❯
110|╔══╡ 🛡 _USER_ 🛡 ╞══[ %~ ]|╚══╡ 🛡 _TIME_ 🛡 ╞══❯
111|█▀█ _USER_ █▀█ ─ %~|█▄█ _TIME_ █▄█ ❯❯
112|╭─« 🎯 _USER_ 🎯 »─[ %~ ]|╰─« 🎯 _TIME_ 🎯 »─❯
113|┏━━◬ _USER_ ◬━━◬ %~ ◬|┗━━◬ _TIME_ ◬━━❯
114|◤◢ _USER_ ◣◥ ── %~|◤◢ _TIME_ ◣◥ ❯❯❯
115|⟦ 💠 _USER_ 💠 ⟧──⟦ %~ ⟧|⟦ 💠 _TIME_ 💠 ⟧──➤
116|╭──⦑ _USER_ ⦒──⦑ %~ ⦒|╰──⦑ _TIME_ ⦒──❯
117|┌─[ ⚙ _USER_ ⚙ ]─[ %~ ]|└──[ ⚙ _TIME_ ⚙ ]──❯
118|╰─➤ ❲ 🚀 _USER_ 🚀 ❳ ─ %~|──➤ ❲ 🚀 _TIME_ 🚀 ❳ ❯
119|╔═══〖 _USER_ 〗═══[ %~ ]|╚═══〖 _TIME_ 〗═══❯
120|▛▀ 🍁 _USER_ 🍁 ▀▜ ─ [ %~ ]|▙▄ 🍁 _TIME_ 🍁 ▄▟ ❯
121|╭── 🌌 _USER_ 🌌 ──( %~ )|╰── 🌌 _TIME_ 🌌 ──❯
122|┏━┫ 🧬 _USER_ 🧬 ┣━[ %~ ]|┗━┫ 🧬 _TIME_ 🧬 ┣━❯
123|░▒▓ ⚓ _USER_ ⚓ ▓▒░ ─ %~|░▒▓ ⚓ _TIME_ ⚓ ▓▒░ ❯
124|┌─❮ ❄ _USER_ ❄ ❯─❮ %~ ❯|└──❮ ❄ _TIME_ ❄ ❯──❯
125|⟦ ☄ _USER_ ☄ ⟧──⟦ %~ ⟧|⟦ ☄ _TIME_ ☄ ⟧──❯❯
126|╭─( 🏹 _USER_ 🏹 )─[ %~ ]|╰─[ 🏹 _TIME_ 🏹 ]─❯
127|╔═✦ 🌠 _USER_ 🌠 ✦═[ %~ ]|╚═✦ 🌠 _TIME_ 🌠 ✦═❯
128|╰─⊳❲ 🛸 _USER_ 🛸 ❳ ─ [ %~ ]|──⊳❲ 🛸 _TIME_ 🛸 ❳ ❯
129|█▓▒ 🧪 _USER_ 🧪 ▒▓█ ─ %~|█▓▒ 🧪 _TIME_ 🧪 ▒▓█ ❯
130|┏━━━ 🩸 _USER_ 🩸 ━━━[ %~ ]|┗━━━ 🩸 _TIME_ 🩸 ━━━❯
131|╭─⟦ 🌀 _USER_ 🌀 ⟧──[ %~ ]|╰──[ 🌀 _TIME_ 🌀 ]──➤
132|┌─⦃ 🔮 _USER_ 🔮 ⦄─⦃ %~ ⦄|└─⦃ 🔮 _TIME_ 🔮 ⦄─❯
133|◢◤ 🌋 _USER_ 🌋 ◢◤ ─ %~|◥◣ 🌋 _TIME_ 🌋 ◥◣ ❯
134|⟦ ⚔ _USER_ ⚔ ⟧══[ %~ ]|⟦ ⚔ _TIME_ ⚔ ⟧══❯❯
135|╭─── 🧿 _USER_ 🧿 ───( %~ )|╰─── 🧿 _TIME_ 🧿 ───❯
136|┏━◖ 🧨 _USER_ 🧨 ◗━[ %~ ]|┗━◖ 🧨 _TIME_ 🧨 ◗━❯
137|░▒▓ 🕹 _USER_ 🕹 ▓▒░ ─ %~|░▒▓ 🕹 _TIME_ 🕹 ▓▒░ ❯
138|┌─❮ 🛰 _USER_ 🛰 ❯─❮ %~ ❯|└──❮ 🛰 _TIME_ 🛰 ❯──❯
139|╰─➤ [ 💎 _USER_ 💎 ] ─ [ %~ ]|──➤ [ 💎 _TIME_ 💎 ] ❯
140|╔══ 🤖 _USER_ 🤖 ══[ %~ ]|╚══ 🤖 _TIME_ 🤖 ══❯❯
141|█▀█ 🐉 _USER_ 🐉 █▀█ ─ %~|█▄█ 🐉 _TIME_ 🐉 █▄█ ❯
142|╭─« 🐲 _USER_ 🐲 »─[ %~ ]|╰─« 🐲 _TIME_ 🐲 »─❯
143|┏━━ 🦁 _USER_ 🦁 ━━[ %~ ]|┗━━ 🦁 _TIME_ 🦁 ━━❯
144|◤◢ 🦅 _USER_ 🦅 ◣◥ ── %~|◤◢ 🦅 _TIME_ 🦅 ◣◥ ❯❯
145|⟦ 🐺 _USER_ 🐺 ⟧──⟦ %~ ⟧|⟦ 🐺 _TIME_ 🐺 ⟧──➤
146|╭──⦑ 🐯 _USER_ 🐯 ⦒──⦑ %~ ⦒|╰──⦑ 🐯 _TIME_ 🐯 ⦒──❯
147|┌─[ 🐍 _USER_ 🐍 ]─[ %~ ]|└──[ 🐍 _TIME_ 🐍 ]──❯
148|╰─➤ ❲ 🦂 _USER_ 🦂 ❳ ─ %~|──➤ ❲ 🦂 _TIME_ 🦂 ❳ ❯
149|╔═══〖 🦈 _USER_ 🦈 〗═══[ %~ ]|╚═══〖 🦈 _TIME_ 🦈 〗═══❯
150|🔥⚡ 👑 _USER_ 👑 ⚡🔥 ─ [ %~ ]|🔥⚡ 👑 _TIME_ 👑 ⚡🔥 ❯❯❯
PROMPTEOF

# ──────────────────────────────────────────────────────────────────────────
# [STEP 5] - INTERACTIVE STYLE SELECTOR MENU
# ──────────────────────────────────────────────────────────────────────────
clear
echo ""
echo -e "  ${M_SYS}${BOLD}╔══════════════════════════════════════════════════════╗${NC}"
echo -e "  ${M_SYS}${BOLD}║${NC}  ${Y_SYS}${BOLD}⚡ 150 INTERFACE BLUEPRINTS - SELECTOR MATRIX ⚡${NC}  ${M_SYS}${BOLD}║${NC}"
echo -e "  ${M_SYS}${BOLD}╚══════════════════════════════════════════════════════╝${NC}"
echo ""

while IFS='|' read -r num line1 line2; do
    display_line1=$(echo "$line1" | sed "s/_USER_/$USER_NAME/g" | sed "s/_TIME_/10:37/g")
    display_line2=$(echo "$line2" | sed "s/_USER_/$USER_NAME/g" | sed "s/_TIME_/10:37/g")
    
    if [ "$num" -le 9 ]; then
        echo -e "  ${C_SYS}${BOLD} 00${num})${NC} ${W_SYS}${display_line1}${NC}"
        echo -e "        ${W_SYS}${display_line2}${NC}"
    elif [ "$num" -le 99 ]; then
        echo -e "  ${C_SYS}${BOLD} 0${num})${NC} ${W_SYS}${display_line1}${NC}"
        echo -e "       ${W_SYS}${display_line2}${NC}"
    else
        echo -e "  ${C_SYS}${BOLD} ${num})${NC} ${W_SYS}${display_line1}${NC}"
        echo -e "      ${W_SYS}${display_line2}${NC}"
    fi
    echo ""
done < "$HOME/.prompt_designs.txt"

echo -en "  ${G_SYS}${BOLD}ডিজাইন কোড ইনপুট দিন (1-150) [Default: 1]: ${NC}"
read -r PROMPT_NUM
PROMPT_NUM=${PROMPT_NUM:-1}

while ! [[ "$PROMPT_NUM" =~ ^[0-9]+$ ]] || [ "$PROMPT_NUM" -lt 1 ] || [ "$PROMPT_NUM" -gt 150 ]; do
    echo -e "  ${R_SYS}${BOLD}✘ ভুল কোড। সঠিক নাম্বার দিন (1-150)।${NC}"
    echo -en "  ${G_SYS}${BOLD}আবার চেষ্টা করুন: ${NC}"
    read -r PROMPT_NUM
done

SELECTED_BLOCK=$(grep "^$PROMPT_NUM|" "$HOME/.prompt_designs.txt")
PROMPT_L1=$(echo "$SELECTED_BLOCK" | cut -d'|' -f2)
PROMPT_L2=$(echo "$SELECTED_BLOCK" | cut -d'|' -f3)

# ──────────────────────────────────────────────────────────────────────────
# [STEP 6] - MASTER BANNER ENGINE (GLITCH-FREE SPACED LAYOUT)
# ──────────────────────────────────────────────────────────────────────────
cat << EOF > "$HOME/.siam_shell/color_state.env"
COLOR_INDEX=0
EOF

cat > "$HOME/.terminal_banner.sh" << 'BEOF'
#!/data/data/com.termux/files/usr/bin/bash

STATE_FILE="$HOME/.siam_shell/color_state.env"
[ -f "$STATE_FILE" ] && source "$STATE_FILE"
COLOR_INDEX=${COLOR_INDEX:-0}

# 9 Color Palettes
COLORS_P=(196 33 220 46 255 244 51 208 238)
NAMES_P=("CRIMSON RED" "OCEAN BLUE" "GOLDEN AMBER" "EMERALD GREEN" "PURE WHITE" "STEEL GRAY" "NEON BLACK" "BLAZING ORANGE" "DARK SHADOW")

A="\033[38;5;${COLORS_P[$COLOR_INDEX]}m"
CURRENT_THEME="${NAMES_P[$COLOR_INDEX]}"

# Rotate index
NEXT_INDEX=$(( (COLOR_INDEX + 1) % 9 ))
echo "COLOR_INDEX=$NEXT_INDEX" > "$STATE_FILE"

NC='\033[0m'; BOLD='\033[1m'; DIM='\033[2m'
F='\033[38;5;239m'

TW=$(tput cols 2>/dev/null || echo 60)
[ "$TW" -lt 45 ] && TW=45

UNAME=$(cat "$HOME/.terminal_username" 2>/dev/null || echo "SIAM")
FONT_FILE="$HOME/.ascii_font.txt"

_ascii_art_processor() {
    local text="$1"
    local font_file="$2"
    declare -A CHAR_MAP
    local current_char=""
    local lines=()
    local reading=false
    
    while IFS= read -r line; do
        if [[ "$line" =~ ^[A-Z]$ ]] && [ ${#line} -eq 1 ]; then
            [ -n "$current_char" ] && [ ${#lines[@]} -gt 0 ] && CHAR_MAP["$current_char"]=$(printf '%s\n' "${lines[@]}")
            current_char="$line"
            lines=()
            reading=true
        elif [[ "$line" == "SPACE" ]]; then
            [ -n "$current_char" ] && [ ${#lines[@]} -gt 0 ] && CHAR_MAP["$current_char"]=$(printf '%s\n' "${lines[@]}")
            current_char=" "
            lines=()
            reading=true
        elif [ "$reading" = true ] && [ -z "$line" ] && [ -n "$current_char" ]; then
            [ ${#lines[@]} -gt 0 ] && CHAR_MAP["$current_char"]=$(printf '%s\n' "${lines[@]}")
            current_char=""
            reading=false
        elif [ "$reading" = true ] && [ -n "$line" ]; then
            lines+=("$line")
        fi
    done < "$font_file"
    
    [ -n "$current_char" ] && [ ${#lines[@]} -gt 0 ] && CHAR_MAP["$current_char"]=$(printf '%s\n' "${lines[@]}")
    
    local result_lines=()
    local name_length=${#text}
    for ((i=0; i<6; i++)); do
        local combined_line=""
        for ((j=0; j<name_length; j++)); do
            local char="${text:$j:1}"
            if [ -n "${CHAR_MAP[$char]}" ]; then
                local char_lines=()
                IFS=$'\n' read -rd '' -a char_lines <<< "${CHAR_MAP[$char]}"
                [ $i -lt ${#char_lines[@]} ] && combined_line+="${char_lines[$i]}  "
            else
                combined_line+="      "
            fi
        done
        result_lines+=("$combined_line")
    done
    for line in "${result_lines[@]}"; do echo "$line"; done
}

clear; echo ""
echo -en "${A}${BOLD}"
for ((i=0; i<TW; i++)); do printf '▰'; done
echo -e "${NC}\n"

# Centered Banner Rendering
if [ -f "$FONT_FILE" ]; then
    ascii_output=$(_ascii_art_processor "$UNAME" "$FONT_FILE")
    while IFS= read -r line; do
        if [ -n "$line" ]; then
            line_len=$(echo "$line" | sed 's/\x1B\[[0-9;]*[a-zA-Z]//g' | wc -m)
            pad=$(( (TW - line_len) / 2 ))
            [ $pad -lt 0 ] && pad=0
            printf "%*s" "$pad" ""
            echo -e "${A}${BOLD}${line}${NC}"
        fi
    done <<< "$ascii_output"
fi

echo ""
SUB="❖    E  L  I  T  E    T E R M I N A L  ❖"
pad=$(( (TW - ${#SUB}) / 2 ))
[ $pad -lt 0 ] && pad=0
printf "%*s" "$pad" ""
echo -e "${A}${BOLD}${SUB}${NC}\n"

echo -en "${A}${BOLD}"
for ((i=0; i<TW; i++)); do printf '▱'; done
echo -e "${NC}\n"

# Time & Day/Night Logic
DATE_V=$(date +"%-d %B %Y  ·  %A")
TIME_V=$(date +"%I:%M:%S %p")
HOUR=$(date +"%H")

if [ "$HOUR" -ge 6 ] && [ "$HOUR" -lt 18 ]; then
    DAY_NIGHT_STATUS="☀️ Day Time"
else
    DAY_NIGHT_STATUS="🌙 Night Time"
fi

STOR_V=$(df -h "$HOME" 2>/dev/null | awk 'NR==2{print $4" free / "$2}' || echo "N/A")
DEV_MODEL=$(getprop ro.product.model 2>/dev/null || echo "Android Device")
CPU_ARCH=$(uname -m 2>/dev/null || echo "ARM")
UPTIME_V=$(uptime -p 2>/dev/null | sed 's/up //' || echo "active")

B_CAP=""
for b_path in "/sys/class/power_supply/battery" "/sys/class/power_supply/bms"; do
    [ -d "$b_path" ] && B_CAP=$(cat "$b_path/capacity" 2>/dev/null) && break
done
[ -z "$B_CAP" ] && B_CAP="100"
B_EMOJI="🔋 ${B_CAP}%"

if [ -f "/proc/meminfo" ]; then
    M_TOT=$(awk '/MemTotal/ {print $2}' /proc/meminfo)
    M_AVA=$(awk '/MemAvailable/ {print $2}' /proc/meminfo)
    RAM_V="$(( (M_TOT - M_AVA) / 1024 ))MB / $(( M_TOT / 1024 ))MB"
else
    RAM_V="N/A"
fi

# Clean Spaced Box Rendering
BW=$((TW - 6))
[ "$BW" -lt 40 ] && BW=40

echo -en "  ${A}${BOLD}╭"
printf '─%.0s' $(seq 1 "$BW")
echo -e "╮${NC}"

_render_row() {
    local icon="$1" label="$2" val="$3"
    local raw_val_clean=$(echo -e "$val" | sed "s/\x1B\[[0-9;]*[a-zA-Z]//g")
    
    # Precise left and right spacing
    echo -en "  ${A}${BOLD}│${NC}  ${A}${BOLD}${icon}${NC}  \033[38;5;246m$(printf '%-10s' "${label}")${NC} ${F}│${NC}  \033[38;5;253m${val}${NC}"
    
    local used_space=$(( 14 + ${#raw_val_clean} + 4 ))
    local total_padding=$(( BW - used_space ))
    [ "$total_padding" -gt 0 ] && printf '%*s' "$total_padding" ""
    echo -e "  ${A}${BOLD}│${NC}"
}

_render_divider() {
    echo -en "  ${A}${BOLD}├"
    printf '─%.0s' $(seq 1 "$BW")
    echo -e "┤${NC}"
}

_render_row "🎨" "THEME"     "${CURRENT_THEME}"
_render_row "📅" "DATE"      "${DATE_V}"
_render_row "🌗" "DAY/NIGHT" "${DAY_NIGHT_STATUS}"
_render_row "⏰" "TIME"      "${TIME_V}"
_render_divider
_render_row "📱" "DEVICE"    "${DEV_MODEL} (${CPU_ARCH})"
_render_row "⏱️" "UPTIME"    "${UPTIME_V}"
_render_row "🔋" "BATTERY"   "${B_EMOJI}"
_render_divider
_render_row "🧠" "RAM"       "${RAM_V}"
_render_row "💾" "STORAGE"   "${STOR_V}"

echo -en "  ${A}${BOLD}╰"
printf '─%.0s' $(seq 1 "$BW")
echo -e "╯${NC}\n"
BEOF

chmod +x "$HOME/.terminal_banner.sh"

# ──────────────────────────────────────────────────────────────────────────
# [STEP 7] - INTEGRATE INTO SHELL PROFILE (.zshrc)
# ──────────────────────────────────────────────────────────────────────────
PROMPT_L1_COMPILED=$(echo "$PROMPT_L1" | sed 's/_USER_/${_TERM_USER}/g' | sed 's/_TIME_/%D{%H:%M}/g')
PROMPT_L2_COMPILED=$(echo "$PROMPT_L2" | sed 's/_USER_/${_TERM_USER}/g' | sed 's/_TIME_/%D{%H:%M}/g')

cat > "$HOME/.zshrc" << ZEOF
export ZSH="\$HOME/.oh-my-zsh"
export TERM="xterm-256color"
export COLORTERM="truecolor"
export LANG="en_US.UTF-8"
ZSH_THEME=""

plugins=(git zsh-autosuggestions zsh-syntax-highlighting)
[ -f "\$ZSH/oh-my-zsh.sh" ] && source "\$ZSH/oh-my-zsh.sh"

_TERM_USER=\$(cat "\$HOME/.terminal_username" 2>/dev/null || echo "SIAM")

setopt PROMPT_SUBST
PROMPT='%F{\$((RANDOM % 250 + 1))\}%B${PROMPT_L1_COMPILED}%b%f
%F{\$((RANDOM % 250 + 1))\}%B${PROMPT_L2_COMPILED}%b%f '

alias cls='clear && bash ~/.terminal_banner.sh'
alias reload='source ~/.zshrc'

[ -f "\$HOME/.terminal_banner.sh" ] && bash "\$HOME/.terminal_banner.sh"
ZEOF

touch "$HOME/.hushlogin"
chsh -s zsh 2>/dev/null

echo ""
echo -e "  ${G_SYS}${BOLD}🚀 SIAM ELITE TERMINAL INSTALLED SUCCESSFULLY!${NC}"
echo -e "  ${Y_SYS}  ➤ Restart Termux or type: ${W_SYS}zsh${NC} 🚀\n"