#!/usr/bin/env bash
# Общие функции workspace-bootstrap
set -Eeuo pipefail

BOOTSTRAP_ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"

die() { echo "workspace-bootstrap: error: $*" >&2; exit 1; }
log() { echo "[bootstrap] $*"; }

load_workspace_env() {
    local env_file="${WORKSPACE_ENV:-$BOOTSTRAP_ROOT/config/workspace.local.env}"
    [[ -f $env_file ]] || die "нет $env_file — скопируйте config/workspace.local.env.example и заполните"
    # shellcheck source=/dev/null
    set -a
    source "$env_file"
    set +a
}

detect_os() {
    case "$(uname -s)" in
        Darwin) echo mac ;;
        MINGW* | MSYS* | CYGWIN*) echo win ;;
        *) echo linux ;;
    esac
}

ssh_home() {
    if [[ $(detect_os) == win ]]; then
        if [[ -n ${HOME:-} ]]; then printf '%s/.ssh' "$HOME"
        else printf '%s/.ssh' "$USERPROFILE"
        fi
    else
        printf '%s/.ssh' "$HOME"
    fi
}

projects_dir() {
    local os
    os=$(detect_os)
    if [[ $os == mac ]]; then
        # shellcheck disable=SC2086
        eval echo "${PROJECTS_DIR_MAC:-$HOME/Documents/Cursor/Projects}"
    elif [[ $os == win ]]; then
        echo "${PROJECTS_DIR_WIN:-$HOME/Projects}"
    else
        eval echo "${PROJECTS_DIR_MAC:-$HOME/projects}"
    fi
}

ssh_key_path() {
    printf '%s/%s' "$(ssh_home)" "${SSH_KEY_BASENAME:-id_ed25519_kalinamall}"
}

expand_path() {
    local p=$1
    if [[ $p == ~* ]]; then
        p="${p/#\~/$HOME}"
    fi
    printf '%s' "$p"
}

render_template() {
    local template=$1 dest=$2
    local key_path
    key_path=$(ssh_key_path)
    [[ -f $key_path ]] || key_path="${key_path}.example"
    sed \
        -e "s|__SSH_KEY_PATH__|$key_path|g" \
        -e "s|__GITEA_KALINAMALL_HOST__|${GITEA_KALINAMALL_HOST}|g" \
        -e "s|__GITEA_KALINAMALL_HOST_PUBLIC__|${GITEA_KALINAMALL_HOST_PUBLIC}|g" \
        -e "s|__GITEA_KALINAMALL_SSH_PORT__|${GITEA_KALINAMALL_SSH_PORT}|g" \
        -e "s|__GITEA_HOME_HOST__|${GITEA_HOME_HOST}|g" \
        -e "s|__GITEA_HOME_HOST_PUBLIC__|${GITEA_HOME_HOST_PUBLIC}|g" \
        -e "s|__GITEA_HOME_SSH_PORT__|${GITEA_HOME_SSH_PORT}|g" \
        -e "s|__SSH_HAPROXY_IP__|${SSH_HAPROXY_IP}|g" \
        -e "s|__SSH_HAPROXY_USER__|${SSH_HAPROXY_USER}|g" \
        "$template" >"$dest"
}

merge_ssh_config() {
    local block_file=$1
    local ssh_config
    ssh_config="$(ssh_home)/config"
    mkdir -p "$(ssh_home)"
    touch "$ssh_config"
    if grep -q 'BEGIN WORKSPACE-BOOTSTRAP' "$ssh_config" 2>/dev/null; then
        local tmp
        tmp=$(mktemp)
        awk '/# BEGIN WORKSPACE-BOOTSTRAP/{skip=1} !skip{print} /# END WORKSPACE-BOOTSTRAP/{skip=0}' "$ssh_config" >"$tmp"
        mv "$tmp" "$ssh_config"
    fi
    {
        echo ""
        echo "# BEGIN WORKSPACE-BOOTSTRAP"
        cat "$block_file"
        echo "# END WORKSPACE-BOOTSTRAP"
    } >>"$ssh_config"
    chmod 600 "$ssh_config" 2>/dev/null || true
}

each_repo() {
    local repos_file="$BOOTSTRAP_ROOT/config/repos.yaml"
    [[ -f $repos_file ]] || die "missing $repos_file"
    awk '
        /^  - name:/ { if (n != "") print n, gh; n = $3; gh = 0 }
        /github: true/ { gh = 1 }
        /github: false/ { gh = 0 }
        END { if (n != "") print n, gh }
    ' "$repos_file"
}

github_repo_name() {
    local name=$1
    local repos_file="$BOOTSTRAP_ROOT/config/repos.yaml"
    local custom
    custom=$(awk -v repo="$name" '
        $0 ~ "- name: " repo { found=1; next }
        found && /github_name:/ { print $2; exit }
    ' "$repos_file")
    if [[ -n $custom ]]; then
        echo "$custom"
    else
        echo "$name"
    fi
}

kalinamall_remote_url() {
    local repo=$1
    printf 'ssh://git@%s:%s/%s/%s.git' \
        "$GITEA_KALINAMALL_HOST" "$GITEA_KALINAMALL_SSH_PORT" "$GITEA_KALINAMALL_ORG" "$repo"
}

home_remote_url() {
    local repo=$1
    printf 'ssh://git@%s:%s/%s/%s.git' \
        "$GITEA_HOME_HOST" "$GITEA_HOME_SSH_PORT" "$GITEA_HOME_ORG" "$repo"
}

github_remote_url() {
    local repo=$1
    local gh_name
    gh_name=$(github_repo_name "$repo")
    printf 'git@%s:%s/%s.git' 'github.com' "$GITHUB_USER" "$gh_name"
}