# =============================================================
# 寄卖商城 H5 静态站运行时镜像
# 静态文件通过 bind-mount 挂入 /usr/share/nginx/html
# =============================================================

FROM nginx:1.25-alpine

ENV TZ=Asia/Shanghai

RUN sed -i 's/dl-cdn.alpinelinux.org/mirrors.aliyun.com/g' /etc/apk/repositories \
    && apk add --no-cache tzdata \
    && cp /usr/share/zoneinfo/$TZ /etc/localtime \
    && echo $TZ > /etc/timezone \
    && rm -f /etc/apk/cache/*.apk

RUN cat > /etc/nginx/conf.d/default.conf <<'NGX'
server {
  listen 80;
  server_name _;
  root /usr/share/nginx/html;
  index index.html;
  client_max_body_size 50m;

  location ~* \.(?:js|css|png|jpg|jpeg|gif|svg|woff2?|ttf|map|pdf)$ {
    expires 30d;
    add_header Cache-Control "public, max-age=2592000";
    try_files $uri =404;
  }

  location /api/ {
    proxy_pass         http://integral-houtai:8785/api/;
    proxy_http_version 1.1;
    proxy_set_header   Host              $host;
    proxy_set_header   X-Real-IP         $remote_addr;
    proxy_set_header   X-Forwarded-For   $proxy_add_x_forwarded_for;
    proxy_set_header   X-Forwarded-Proto $scheme;
    proxy_read_timeout 120s;
    client_max_body_size 50m;
  }

  location /upload/ {
    proxy_pass         http://integral-houtai:8785/upload/;
    proxy_http_version 1.1;
    proxy_set_header   Host              $host;
    proxy_set_header   X-Real-IP         $remote_addr;
    proxy_set_header   X-Forwarded-For   $proxy_add_x_forwarded_for;
    proxy_set_header   X-Forwarded-Proto $scheme;
    proxy_read_timeout 120s;
    client_max_body_size 50m;
  }

  location / {
    try_files $uri $uri/ /index.html;
  }
}
NGX

RUN cat > /docker-entrypoint.d/90-integral-configs.sh <<'SH' \
    && chmod +x /docker-entrypoint.d/90-integral-configs.sh
#!/bin/sh
set -eu

CONFIG_FILE=/usr/share/nginx/html/static/configs.js

[ -f "$CONFIG_FILE" ] || exit 0

escape_sed() {
  printf '%s' "$1" | sed 's/[\/&]/\\&/g'
}

replace_js_string() {
  key="$1"
  value="$2"
  [ -n "$value" ] || return 0
  sed -i -E "s#(${key}:[[:space:]]*)'[^']*'#\1'$(escape_sed "$value")'#" "$CONFIG_FILE"
}

replace_js_number() {
  key="$1"
  value="$2"
  [ -n "$value" ] || return 0
  sed -i -E "s#(${key}:[[:space:]]*)[0-9]+#\1${value}#" "$CONFIG_FILE"
}

replace_js_string TITLE "${INTEGRAL_TITLE:-}"
replace_js_string BASE_URL "${INTEGRAL_API_PUBLIC_URL:-}/api"
replace_js_string IMG_URL "${INTEGRAL_IMG_PUBLIC_URL:-}"
replace_js_string H5_URL "${INTEGRAL_H5_PUBLIC_URL:-}"
replace_js_number sn_id "${INTEGRAL_SN_ID:-}"
replace_js_string appStr "${INTEGRAL_APP_STR:-}"
SH

EXPOSE 80