mirror of
https://github.com/kunkundi/crossdesk.git
synced 2026-11-03 20:47:43 +08:00
263 lines
11 KiB
C++
263 lines
11 KiB
C++
#include "automation_protocol.h"
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#include <algorithm>
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#include <cmath>
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#include <map>
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#include <set>
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#include <stdexcept>
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namespace crossdesk::cli::automation {
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void Fields(const json &j, std::initializer_list<const char *> names) {
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if (!j.is_object())
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throw std::invalid_argument("INVALID_REQUEST");
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for (auto it = j.begin(); it != j.end(); ++it)
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if (std::none_of(names.begin(), names.end(),
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[&](const char *s) { return it.key() == s; }))
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throw std::invalid_argument("UNKNOWN_FIELD");
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}
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int Number(const json &j, const char *key, int low, int high, int fallback) {
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if (!j.contains(key))
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return fallback;
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if (!j[key].is_number_integer())
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throw std::invalid_argument("INVALID_REQUEST");
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const auto n = j[key].get<int64_t>();
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if (n < low || n > high)
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throw std::invalid_argument("INVALID_REQUEST");
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return int(n);
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}
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uint64_t Sequence(const json &j, const char *key, uint64_t fallback) {
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if (!j.contains(key))
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return fallback;
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if (!j[key].is_number_unsigned())
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throw std::invalid_argument("INVALID_REQUEST");
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return j[key].get<uint64_t>();
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}
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bool Flag(const json &j, const char *key, bool fallback) {
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if (!j.contains(key))
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return fallback;
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if (!j[key].is_boolean())
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throw std::invalid_argument("INVALID_REQUEST");
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return j[key].get<bool>();
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}
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std::string String(const json &j, const char *key, size_t limit) {
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if (!j.contains(key) || !j[key].is_string())
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throw std::invalid_argument("INVALID_REQUEST");
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auto s = j[key].get<std::string>();
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if (s.empty() || s.size() > limit || s.find('\0') != std::string::npos)
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throw std::invalid_argument("INVALID_REQUEST");
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return s;
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}
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namespace {
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int KeyCode(const std::string &key) {
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if (key.size() == 1 &&
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((key[0] >= 'A' && key[0] <= 'Z') || (key[0] >= '0' && key[0] <= '9')))
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return key[0];
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static const std::map<std::string, int> keys = {{"BACKSPACE", 8},
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{"TAB", 9},
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{"ENTER", 13},
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{"SHIFT", 16},
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{"CTRL", 17},
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{"ALT", 18},
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{"PAUSE", 19},
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{"CAPS_LOCK", 20},
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{"ESC", 27},
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{"SPACE", 32},
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{"PAGE_UP", 33},
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{"PAGE_DOWN", 34},
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{"END", 35},
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{"HOME", 36},
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{"LEFT", 37},
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{"UP", 38},
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{"RIGHT", 39},
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{"DOWN", 40},
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{"INSERT", 45},
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{"DELETE", 46},
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{"META", 91},
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{"F1", 112},
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{"F2", 113},
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{"F3", 114},
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{"F4", 115},
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{"F5", 116},
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{"F6", 117},
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{"F7", 118},
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{"F8", 119},
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{"F9", 120},
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{"F10", 121},
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{"F11", 122},
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{"F12", 123},
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{"SEMICOLON", 186},
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{"EQUAL", 187},
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{"COMMA", 188},
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{"MINUS", 189},
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{"PERIOD", 190},
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{"SLASH", 191},
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{"BACKQUOTE", 192},
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{"BRACKET_LEFT", 219},
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{"BACKSLASH", 220},
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{"BRACKET_RIGHT", 221},
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{"QUOTE", 222}};
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auto it = keys.find(key);
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if (it == keys.end())
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throw std::invalid_argument("INVALID_KEY");
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return it->second;
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}
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} // namespace
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std::vector<Step> BuildInputSteps(const json &a, const InputGeometry &o) {
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const auto type = String(a, "type", 32);
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std::vector<Step> steps;
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auto point = [&](const json &p, int delay, int flag = 0, int wheel = 0) {
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auto coordinate = [&](const char *key, int size, int offset, int span,
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int source) {
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if (!p.contains(key) || !p[key].is_number())
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throw std::invalid_argument("INVALID_COORDINATE");
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const auto value = p[key].get<double>();
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if (!std::isfinite(value) || value < 0 || value >= size)
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throw std::invalid_argument("INVALID_COORDINATE");
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const auto center = std::min(value + .5, double(size) - .5);
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return float(std::clamp((offset + center * span / size) / source, 0.0, 1.0));
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};
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Step step;
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step.delay = delay;
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step.flag = flag;
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step.wheel = wheel;
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step.x =
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coordinate("x", o.width, o.region.x, o.region.width, o.source_width);
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step.y =
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coordinate("y", o.height, o.region.y, o.region.height, o.source_height);
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steps.push_back(std::move(step));
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};
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auto key = [&](int code, bool down, int delay) {
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Step step;
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step.kind = StepKind::Key;
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step.key = code;
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step.down = down;
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step.delay = delay;
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steps.push_back(std::move(step));
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};
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if (type == "move" || type == "click" || type == "double_click") {
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Fields(a, type == "move"
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? std::initializer_list<const char *>{"type", "x", "y",
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"modifiers"}
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: std::initializer_list<const char *>{"type", "x", "y",
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"button", "modifiers"});
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point(a, 0);
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if (type != "move") {
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const auto button =
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a.contains("button") ? String(a, "button", 8) : "left";
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const int flag = button == "left" ? 1
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: button == "right" ? 3
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: button == "middle" ? 5
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: -1;
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if (flag < 0)
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throw std::invalid_argument("INVALID_BUTTON");
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point(a, 10, flag);
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point(a, 40, flag + 1);
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if (type == "double_click") {
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point(a, 110, flag);
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point(a, 140, flag + 1);
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}
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}
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} else if (type == "scroll") {
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Fields(a, {"type", "x", "y", "direction", "ticks", "modifiers"});
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const auto direction = String(a, "direction", 8);
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if (direction != "up" && direction != "down" && direction != "left" &&
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direction != "right")
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throw std::invalid_argument("INVALID_DIRECTION");
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const int ticks = Number(a, "ticks", 1, 10, 1);
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point(a, 0);
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point(a, 10, direction == "left" || direction == "right" ? 8 : 7,
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(direction == "up" || direction == "right" ? 120 : -120) * ticks);
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} else if (type == "drag") {
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Fields(a, {"type", "path", "duration_ms", "button", "modifiers"});
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const auto button = a.contains("button") ? String(a, "button", 8) : "left";
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const int flag = button == "left" ? 1
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: button == "right" ? 3
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: button == "middle" ? 5
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: -1;
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if (flag < 0)
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throw std::invalid_argument("INVALID_BUTTON");
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const auto &path = a.at("path");
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if (!path.is_array() || path.size() < 2 || path.size() > 128)
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throw std::invalid_argument("INVALID_PATH");
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const int duration = Number(a, "duration_ms", 100, 2000, 500);
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for (const auto &p : path)
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Fields(p, {"x", "y"});
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point(path.front(), 0);
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point(path.front(), 10, flag);
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for (size_t i = 1; i < path.size(); ++i)
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point(path[i], 10 + int(i * duration / (path.size() - 1)));
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point(path.back(), duration + 30, flag + 1);
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} else if (type == "key_press") {
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Fields(a, {"type", "key", "modifiers"});
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const auto code = KeyCode(String(a, "key", 16));
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key(code, true, 0);
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key(code, false, 40);
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} else if (type == "hotkey") {
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Fields(a, {"type", "keys"});
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const auto &keys = a.at("keys");
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if (!keys.is_array() || keys.size() < 2 || keys.size() > 6)
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throw std::invalid_argument("INVALID_KEYS");
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std::set<int> seen;
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std::vector<int> codes;
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for (const auto &item : keys) {
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if (!item.is_string())
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throw std::invalid_argument("INVALID_KEY");
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int code = KeyCode(item.get<std::string>());
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if (!seen.insert(code).second)
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throw std::invalid_argument("DUPLICATE_KEY");
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codes.push_back(code);
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}
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int delay = 0;
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for (int code : codes) {
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key(code, true, delay);
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delay += 15;
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}
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delay += 30;
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for (auto it = codes.rbegin(); it != codes.rend(); ++it) {
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key(*it, false, delay);
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delay += 15;
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}
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} else if (type == "type_text") {
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Fields(a, {"type", "text"});
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Step step;
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step.kind = StepKind::Text;
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step.text = String(a, "text", 16384);
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steps.push_back(std::move(step));
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} else
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throw std::invalid_argument("UNSUPPORTED_ACTION");
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if (a.contains("modifiers")) {
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const auto &modifiers = a["modifiers"];
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if (!modifiers.is_array() || modifiers.size() > 4)
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throw std::invalid_argument("INVALID_KEYS");
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std::set<int> seen;
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std::vector<Step> prefix;
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for (const auto &item : modifiers) {
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if (!item.is_string())
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throw std::invalid_argument("INVALID_KEY");
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const auto name = item.get<std::string>();
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if (name != "CTRL" && name != "ALT" && name != "SHIFT" && name != "META")
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throw std::invalid_argument("INVALID_KEY");
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const int code = KeyCode(name);
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if (!seen.insert(code).second ||
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(type == "key_press" && String(a, "key", 16) == name))
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throw std::invalid_argument("DUPLICATE_KEY");
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Step step;
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step.kind = StepKind::Key;
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step.key = code;
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step.down = true;
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step.delay = int(prefix.size()) * 15;
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prefix.push_back(step);
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}
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const int offset = int(prefix.size()) * 15;
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for (auto &step : steps)
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step.delay += offset;
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steps.insert(steps.begin(), prefix.begin(), prefix.end());
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int delay = steps.back().delay + 15;
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for (auto it = prefix.rbegin(); it != prefix.rend(); ++it, delay += 15)
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key(it->key, false, delay);
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}
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return steps;
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}
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} // namespace crossdesk::cli::automation
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